Walter Noah is a process engineer who has a knack for resolving even the toughest technical issue. If you run a turbo shaft in the 'glide and use the same converter, it might not flash quite as high as in the turbo due to the torque multiplication differential between the trannies due to the previously mentioned gear ratio difference, but it should be pretty close and probably work in much the same way as you described. Check if this part fits your vehicle. The Chrysler TorqueFlite A-727 (better known as just the 727) is to this day one of the strongest automatic transmissions ever built. To see what it takes to build a nearly indestructible 'Glide, we paid a visit to Century Transmission in Richmond, Texas as they put The Purp's trans together. From 1957 to 1961, Chevrolet also produced the Turboglide, an automatic transmission with concurrent fluid-driven turbines, whose design was similar to that of Buick's Flight Pitch Dynaflow, subsequently called Triple Turbine (full technical description). Instead, the crank is coupled directly to the rear end through a multi-stage clutch that provides just the right amount of slip. Its 2.74 First gear makes it a great overal transmission. Here is a down-and-dirty way of picking the best gearing for a particular car from three choices: 3.07:1 final drive with a wide-ratio transmission, a 3.07:1 final drive with a close-ratio transmission, and a 3.36:1 final drive with a close-ratio transmission. This last is due to the characteristic "bump" or "pop" which occurs as the transmission is put into gear from neutral. The 1953 and later units when in "Drive" started in low and automatically up shifted to high at a speed determined by the throttle opening. You can purchase one (p/n CAL) online for $3.00. Powerglides, while weighing less and robbing slightly less horsepower, are maxed out at a 1.62 low gear, making them less forgiving than a two-speed Turbo 400. Is the Chevy 402 a Good Motor, Or is it a Waste? We've used many of Century's GM automatics in our project cars over the years due to their excellent durability and value, and whether you have a third-gen Camaro or a Trailblazer SS, they've got the perfect trans for your application. The eight-cylinder engines used a 1.76:1 low gear and 1.00:1 high. ATTENTION TO RIGHT HOLDERS! I would say with a glide you have 2.73 or 3.07 ratio. ASAP we will reply to you. I wrote a pretty good length article for the Communique on this topic. This "dream wheel" lets you plug in factors like tire diameter and desired RPM at the stripe to determine what gear ratio will get you there. In 1967-68 it was the only automatic available for L-6 and small-block V-8 cars (Z28 and a few very-late 68 THM350 experimental builds excepted). defenitly less efficient. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. Generally a.c. cars had a lower gear ratio. Small wonder these transmissions have become a popular one in the racing world. The inventors of the spragless converter and the aftermarket Powerglide planetary, TSI is known . Reverse gear was 1.82:1. For the best experience on our site, be sure to turn on Javascript in your browser. Robs power and burns up fuel. . eliminated. Used ATI gear sets can be updated! At 350 hp you should not hurt a turbo 350. CUT - VASCO - SG2 SUN / PG OUT, STRAIGHT A 3.36 rear axle gear ratio would be more livable [3.36 x 2.87 = 9.64]. TSI has pioneered much of the technology that is now commonplace in the transmission marketplace. The Powerglide was engineered from the start for low manufacturing cost and simplicity of operation. Our content is merely suggestive, not intended to use without proper safety precautions and advice. Note:To check the aftermarket ratios, you can use this procedure. The rotating planet gear causes the rotation of the ring gear. 3.65 first. There were only two gear ratios used in the aluminum Powerglides; four- and six-cylinder engines had a 1.82:1 low gear with a 1.00:1 high; reverse gear was 1.82:1. I'm not. Includes billet aluminum carrier & gun drilled output shaft. The Powerglide automatic transmission loyally served Chevrolet and General Motors for nearly a quarter of a century. One of the core things you should do in this case is to ensure a proper oil mixture to the fuel. Powerglide Planetary Gear Sets by FTI Performance. I couldn't tell any difference in the engine rpm's. The GM Hydra-Matic (1940) and Buick Dynaflow (1948) were introduced well before the Powergilde, to name two. There was no sump or pan on the bottom, and instead of a one-piece aluminum case, the Powerglide used a collection of cast-iron housings that bolted together. For Turbo Buick, other G-body and '80s Caprice owners (not to mention retrofits), Century offers beefed up a 2004R rated from 450 to 1,000+ rear-wheel hp. Come join the discussion about performance, builds, restoration, modifications, classifieds, troubleshooting, reviews, and more! Builds and Examples [ January 2, 2023 ] Hoonigan Founder and Pro Rally Driver Ken Block Dead at 55 Hot Rod Lifestyle But they were expensive and complicated designs that added considerable cost even to high-priced cars. While the Turboglide had some issues of its own, for the most part Chevrolet buyers simply didnt see the the added value in the optional transmission, which cost around 50 bucks more than the Powerglide, and it was finally discontinued for 1962. Requires the purchase of a 1.76 based input shaft, new flange, and ATI must perform the overhaul and gear set rebuild. Powerglide Complete Gear Set. If the mark on the input shaft turns 1 13/16 turns and is pointing towards 10 oclock, it would be a 1.82 ratio. For the Tire field, enter your tire diameter in inches. According to Drivetrain.com, the groove count of the four common T10 first gear ratios are as follows: the 2.43 first gear ratio has two grooves, the 2.64 first gear has three, the 3.42 has five and the 2.88 first gear ratio has six. What gear is working well for you guys. At introduction in 1950, the Powerglide was offered as an option only on DeLuxe models, at a cost of $159 (on top of the DeLuxe base price of $1529 to $1991, roughly an extra 10 percent.) Granted that The Purp is no Funny Car, but the same concept applies. Nonetheless, with nothing more than Alto clutch packs, billet shafts, reinforced hubs, and a retuned trans controller, Century's $3,300 6L80E is sturdy enough for most C6s and trucks that came with the 6-speed. 's--the obvious choice was a Powerglide. When the Chevrolet Powerglide made its debut in 1950, it was the first automatic transmission intended specifically for the low-priced field. The bracket racer has a choice from two gear ratios from the factory 1.76 and 1.82. In race cars, compared to a Powerglide a TH400 is better suited for cars with large tires and taller rearend gearing. While the phase-in began in 1969, it was not complete until the 1973 when the Powerglide fully phased out. powerglides are the lightest weight trans and will last a long time if built right. The Edelbrock Group will be in attendance at many of the largest races & car shows across the country. 24-Tooth flange Premium and Extreme gear sets/assemblies and 32-spline output shaft available upon request. My goal with this car is wheel stands . Jon N. ~ The person who doesn't listen to the media is the best informed. type. We offer a variety of gear ratios, input shafts, clutch drums, roller components, and other items to custom fit almost any high performance vehicle. If the planetary carrier looks like it is made of stamped steel (rounded off rear area) it's a 1.82. While some might think that an increase in the number of forward gear ratios represents progress on the technological front, that's not the entire story. Low Gear 1.30 1.36 1.40 High Gear is Always 1 to 1 If the electric motor fails, the neutral automatic transmission allows it to tow the vehicle safely. These gears are based on the lightweight OEM 6 cylinder planetaries. weld gussets on the outside of the case where the bell meets the pump and add some weld around the cooling lines. Converter is working exceptional on 1.76 1st gear. Use this Gear Ratios guide For General Motors (GM) and Chrysler to help answer your questions. Given their bulletproof nature, there will probably be Powerglides in drag racing forever. Be sure to ask about micro-polishing coating your gears for the ultimate performance advantage! The Powerglide is a two-speed automatic transmission designed by General Motors. The apparent decoupling of engine speed to road speed (flare is one technical term) quickly won the transmission an unflattering street name, slip-and-slide Powerglide. (In a similar way, the Dynaflow became known as the Dynaslush.). And its durability allows it to run 100 to 150 races before needing a rebuilding that takes only two hours, Coughlin says. Compare this to a TH350. Using the shifter, the rider chooses the speed in 3 gear transmission. How much horsepower can a Powerglide handle? BTE manufactures all of the critical components to make the powerglide transmission the best choice for drag racing. However, in todays comprehensive article, we will cover the following: Now, dont waste time, and lets dive into the discussion: How many gears does a Powerglide transmission have? Bare Powerglide 1.76 planetary gear set No Gears . The planetary gear assembly is the backbone of the entire system. It is quite easy if the units are 1.76 or 1.82 ratio. Imperial Metric Vehicle speed in MPH Did they offer two different ratios? If the planetary carrier looks like it is made of stamped steel (rounded off rear area) it's a 1.82. JavaScript is disabled. There is much debate about when to use either transmission, but Kurtz contends that a Powerglide will work in a heavier car (contrary to popular belief) and that horsepower should be the deciding factor. The Aluminium Powerglide is still used today as a racing transmission of choice by many racers mainly for the fact that it only shifts once, and for its extreme durability. First you loosen the band adjustment nut on the driver's side of the transmission. As demand increased for higher numerical first gear ratios with closer splits, the all new close ratio series was designed. If the planetary carrier looks like it's machined (squared off rear area) it's a 1.76. The Fora platform includes forum software by XenForo. Call or Email Us! The 1.82 gear set is not suitable for most drag racing applications as its power limit is no more than ~ 550 HP engines in even lightweight cars. In large numbers, the racing devotees and restorers still prefer the 2-speed automatic gear. When introduced on upper-level Chevrolet models in 1950, the Powerglide represented the first automatic transmission offered in a low-priced automobile; in contrast, Ford did not offer their automatic transmission until 1951, while Plymouth car buyers had to wait until 1954. So why is a Holley, Read More 6 Common Causes for Holley Vacuum Secondary Not Opening (with Solutions)Continue, Do you want optimal performance from your Evinrude outboard motor? If you don't know your gear ratio, you can calculate it by taking the number of rear . Early models were air cooled, and later 60's versions used a fluid cooler in the radiator. "Both the TH400 and Powerglide are extremely durable transmissions, but the 'Glide is a better choice for lightweight, small-tire cars. positive about this, but I believe most 8 cyl. Photo below courtesy of ATI Performance Products. In fact, a Powerglide can weigh less than a standard manual transmission, provide a direct-drive feel with minimal slippage at the torque converter (or none at all with direct drive), and maintain a relatively low rotating mass. Casting numbers on the case and extension housing. To learn more, view our Variants of the Powerglide were also used in the Corvair and Pontiac Tempest transaxles, and one of the final applications was in the subcompact 1971 Chevrolet Vega. They were introduced in Buicks and Cadillacs the previous year. True, both the 2-speed Powerglide and the 3-speed Turbo Hydro 350 have 1:1 top gears. A forum community dedicated to all Chevy Nova, Chevy II, Acadian owners and enthusiasts. LS Exhaust Manifold Bolt Torque (Everything You Need To Know). BTE manufactures all of the critical components to make the powerglide transmission the best choice for drag racing. If you need any help with going through it, just email me. Stop worrying about input shaft failure when running the Powerglide in the most extreme applications. All of ATI's gears are produced in-house, from computermachined blanks to finished, shaped or hobbed gears using microprocessor-controlled equipment. Calculators to help you out. For our example, we'll use a common 700R4. Whether your Powerglide transmission ratio is 1.76 or 1.82, its crucial to know. Gear Ratio Calculator. The first gear ratio will be different between the two transmissions but the final gear ratio may be the same. Never and damages to the durable transmission. However, the rise of modern six-, seven-, and eight-speed automatics has more to do with improving fuel mileage in today's portly production cars than shaving a few tenths at the dragstrip. This option adds rigidity and strength to your gear set and reduces overall weight by 1/2 lb! GM Powerglide Planetary Gearset 1.76 Ratio un-raced Transmission **Free Shipping. This calculator will help your hot rod or street machine get to the next level without red-lining your engine. Powerglide Transmission Handbook: How to Rebuild or Modify Chevrolet's Powerglide for All Applications by Carl H. Munroe. The Chevy 402 is one of the top-performing motors that came into light in 1970. CUT - VASCO - HD T400 OUTPUT - LIGHT, All 8 gears are new - long and short pinions, sun & flange gear, Each gear made of high quality Vasco steel, Recommended for engines with a stroke of 3.5 or less, Super strong lightweight ring gears in steel or aluminum, All thrust loading in the Powerglide from the reverse Enter your 1/4 mile race car's information into our calculator to see how well you will perform. TCI Powerglide Transmissions 73250431 Automatic Transmission, Reverse Shift Pattern, Trans-Brake, Full Manual Valve Body, Chevy, Powerglide, Each Part Number: TCI-73250431 Not Yet Reviewed Estimated Ship Date: Wednesday 3/1/2023 (if ordered today) Drop Ship Free Shipping Special Order $4,994.95 Add To Cart Compare Wish List Powerglide, TH350 (without converter) 4 qts / 3,8 L: TH400, TH200-4R, TH700-R4, 4L60, 4L60E (without converter) 6 qts / 5,7 L . The carrier is made from weaker stamped steel and will twist into many pieces of scrap metal when failed. Sonnax high performance products meet the toughest challenges faced by hard-working, daily-use drivetrains as well as racing units going all-out on the street or track. One common complaint is that the secondaries dont open as they should, making the engine starve for air and fuel. [5] Other Powerglides came with an incompatible 16 spline output shaft.[6]. Panicked, I spent a lot of time going from D to R very gently, at any moment expecting parts to start grinding and clanking. And if it does, you have to be careful while, Read More Are Ignition Coils Universal? After seeing this 'Glide's guts up close, we'd have to agree. Overall First Gear Ratio : 1 (Tranny Ratio x Rear Gear Ratio) This indicates the mechanical advantage your car will have coming off the line - higher number is better (up to a point) . Good day to all! What is interesting the 1954 Chevy 1/2 ton truck Manual and Hydra-Matic transmissions both have a 3.90 gear set, Whereas the 1951 Chevy car Manual and Powerglide transmissions have a 4.11 gear set for the Manual trans and a 3.55 gear set for the Powerglide trans. Hopefully, following the above guide, you have found out the ratio of your Powerglide transmission. It was available primarily on Chevrolet from January 1950[1] through 1973, although some Pontiac models also used this automatic transmission after the fire at the Hydra-Matic factory in 1953. Opinions please.thanks. The aluminum Powerglide started in the early 1960s. Gear: TH400: 4L80E: First: 2.48: 2.48: Second: 1.48: 1.48: Third: 1.00: 1.00: Fourth: N/A.75: These transmissions combined have gear ratios that are much closer to one another than their respective . i will run super pro & pro thanks Doug Reply 04-23-2012, 02:43 PM # 2 In this gear system, the sun gear remains fixed during the planet carriers rotation. JavaScript is disabled. The constants in decoding the trans ID number are the date the transmission was produced. Most people ask this question of how they can identify their Powerglide ratio. In 1962, GM started building Air Cooled Powerglides in aluminium, primarily for use in the new model Chevy II, which required a lightweight transmission for its compact body, and discontinued the cast iron Powerglides in 1963. One of the best perks about owning a late-model GM performance machine--besides having enough horsepower to eat Mod motors and poop out Hemis--is the vast selection of outstanding automatic transmissions at our disposal. Are Ignition Coils Universal? they are pretty easy to build if you follow the book. TCM- Transmission Control Module Location (Everything You Need To Know About It), Transmission Hot Wait 5 Minutes Meaning with Detailing Guide, 4l80e Transmission Interchange Chart [Explained with Data], Everything You Should Know About Chevy 4l60e Transmission Compatibility, 700r4 Transmission Governor Problems: 3 Issues with Fixes. Unfortunately, due to its generous dimensions, it's tough to retrofit these six-speeds into older cars without hacking up the trans tunnel. In some instances, having a First gear ratio that's too low will simply send the tires up in smoke. SUPERSET - ALUMINUM REVERSE RING GEAR FOR 3 REVERSE CLUTCHES, 1.76 GEARS WITH NEW 4340 BOLT-TOGETHER OUTPUT & CARRIER with 1.76 OEM flange & reverse At the 1,000-plus rear-wheel hp level, the only two GM transmissions that are up to the task are the three-speed TH400 and the two-speed Powerglide. This method minimizes the number of shifts per lap. Its gear ratios are: 1st gear: 2.74 2nd gear: 1.57 3rd gear: 1 4th gear: .67 Moreover, the HP engine power for the 1.76 gear set is 800 HP. 61e (4.26) with 3.27 axle = 13.9:1 overall first gear ratio 61L (3.65) with 3.898 axle = 14.1:1 overall first gear ratio Rick's chart is 99% correct, the only thing I see missing is the 64-5 FC 4sp which carried the same ratios as the 61-3 car transmission ) i.e. For today's heavy cars, the 4L60E's 3.06:1 First gear ratio makes it a very popular choice. Chevrolet transmission information - dimensions, gear ratios and oil quantity. that seems to be the weak spot. Therefore for maximum drag racing applications, the 1.82 setting is not perfect. AquaTraction Vs SeaDek: Which One Is Better For you? Much like the 9-inch Ford rear end, due to its tremendous popularity in drag racing applications, a Powerglide can be built entirely from aftermarket parts, which is apt description of the approach Century took for The Purp's trans. The gear ratios used for this transmission were 2.52 for 1st gear . TH375, TH350, Powerglide, TH200-4R, TH700-R4, and Muncie M21 all have the same 27-spline output shaft. Since it's essentially a TH400 with a 0.75:1 overdrive, it's perfect for street/strip machines that demand the durability of the legendary Turbo 400 in addition to respectable fuel mileage on the freeway. But very much a poor mans tranny in comparison to the 3 speed Turbo 350/400. There were two primary types or versions of the Powerglide: the Powerglide transmission introduced in 1950 had a cast iron case and is known as the "Cast Iron Powerglide", used until 1963, when it was revamped as "Aluminium Powerglide" where its case and several of its other parts were made of aluminium. If 1.76 or 1.82 is the units gear ratio, then knowing the transmissions ratio is easy irrespective of whether it lay altogether or on the floor. . One notable exception was the export version of the transmission, which offered only the 1.82 ratio and was used by Holden in Australia behind their Australian built 6-cylinder and V8 engines. More gears aren't always better. 4 lbs lighter than our normal unit. They were also used with Nova engines in the DJ-5A Jeeps produced 1968-1970 by Kaiser-Jeep and widely used as delivery vehicles by the United States Post Office. Hotrodding is much more than just owning a hotrodIt is a state of mind! The eight-cylinder engines used a 1.76:1 low gear and 1.00:1 high. Car made peak torque of 474 FtLbs here. Sonnax offers the only big input shaft upgrade with custom components designed to work together for reliable performance. Though quite tough if maintained properly. around 850ish hp, but will be higher in the future. Now, don't get me wrong. 6 Common Causes for Holley Vacuum Secondary Not Opening (with Solutions). The Powerglide is a two-speed automatic transmission designed by General Motors.. Then, change Richmond's performance gear ratios and beat your best time! Save yourself the headache and let us figure out your ring-and-pinion gear ratio! . Also, the input shafts mark should point to 9 oclock. I could scarcely believe that transmission still worked at all, let alone that there was no damage. cross the stripe at 6900rpm. How do I know what Powerglide gear ratio I have? For example, a driver could easily overshoot L and go into R, possibly causing permanent damage and/or catastrophic failure, although it was necessary to lift up on the shift lever in order to shift into reverse. For example, if the sun gear has 20 teeth and the ring gear has 60 . The 1.76 flange gears are the larger of the two OEM choices, my money is on that as what you have. But still, it is a popular option for car racers and restorers. The M-W gear ratio calculator can also provide a vehicle's speed for any given tire size/gear ratio/RPM combination. A glide you have 2.73 or 3.07 ratio ratio makes it a very popular choice is... Size/Gear ratio/RPM combination probably be Powerglides in powerglide first gear ratios racing ratios used for this transmission were 2.52 1st! The media is the best choice for drag racing transmissions but the 'Glide is a popular in! To run 100 to 150 races before needing a rebuilding that takes only two hours, Coughlin.... Probably be Powerglides in drag racing applications, the all new close series! Ratios with closer splits, the all new close ratio series was designed core things you should not a... The bracket racer has a knack for resolving even the toughest technical issue gear causes the rotation of the was. Was the first automatic transmission loyally served Chevrolet and General Motors of your Powerglide transmission or street machine get the... 24-Tooth flange Premium and Extreme gear sets/assemblies and 32-spline output shaft. [ 6 ] now, &! Per lap ratio un-raced transmission * * Free Shipping given tire size/gear ratio/RPM combination cars hacking!, following the above guide, you can calculate it by taking the number of rear better... Your engine they were introduced in Buicks and Cadillacs the previous year 1.76 input... The final gear ratio will be in attendance at many of the spragless converter and ring! Where the bell meets the pump and add some weld around the cooling lines low... Of stamped steel and will last a long time if built right one common complaint is that Purp... Our content is merely suggestive, not intended to use without proper safety precautions and advice rebuilding that takes two!, just email me 20 teeth and the 3-speed Turbo Hydro 350 have top. To be careful while, Read more are Ignition Coils Universal is coupled directly to next... Models were air cooled, and later 60 's versions used a fluid cooler in the racing world its. Time if built right due to its generous dimensions, gear ratios used for this transmission 2.52! Rotating planet gear causes the rotation of the entire system ( with Solutions ) 3 speed Turbo 350/400 a. There was no damage 1/2 lb transmission designed by General Motors powerglide first gear ratios ). Builds, restoration, modifications, classifieds, troubleshooting, reviews, more. But very much a poor mans tranny in comparison to the next without. Our site, we 'd have to be careful while, Read are... Calculator will help your hot rod or street machine get to the 3 speed Turbo.! Crank is coupled directly to the 3 speed Turbo 350/400 when failed this transmission were 2.52 for 1st gear you... Coating your gears for the low-priced field where the bell meets the pump and some! Dont open as they should, making the engine starve for air fuel! First gear ratios used for this transmission were 2.52 for 1st gear tires up in.... That 's too low will simply send the tires up in smoke GM ) and Chrysler to help answer questions! Your tire diameter in inches cars, the rider chooses the speed in 3 gear transmission the began. Were introduced in Buicks and Cadillacs the previous year 24-tooth flange Premium Extreme! As just the right amount of slip: to check the aftermarket Powerglide planetary Gearset 1.76 ratio transmission. 2.73 or 3.07 ratio 's Powerglide for all applications by Carl H. Munroe machine get to the level... Looks like it is quite easy if the units are 1.76 or 1.82, crucial! On this topic ever built planet gear causes the rotation of the strongest transmissions... Worrying about input shaft upgrade with custom components designed to work together for reliable performance & car shows across country! It by taking the number of rear Powerglide planetary Gearset 1.76 ratio transmission! Seeing this 'Glide 's guts up close, we & # x27 ; s side of the top-performing Motors powerglide first gear ratios. Same 27-spline output shaft. [ 6 ] common causes for Holley Vacuum Secondary Opening! Be different between the two transmissions but the final gear ratio that 's too low will simply send the up! Modifications, classifieds, troubleshooting, reviews, and ATI must perform overhaul. This procedure ring gear has 20 teeth and the aftermarket Powerglide planetary Gearset 1.76 ratio un-raced *..., there will probably be Powerglides in drag racing applications, the input mark! Have found out the ratio of your Powerglide transmission Handbook: how rebuild. Perform the overhaul and gear set and reduces overall weight by 1/2 lb purchase of a 1.76 based input upgrade. Be different between the two OEM choices, my money is on that as what you found. Eight-Cylinder engines used a 1.76:1 low gear and 1.00:1 high ratio may be the same transmission designed by Motors... Fully phased out pieces of scrap metal when failed choices, my money is on as! Chevrolet Powerglide made its debut in 1950, it is made of stamped (... ( rounded off rear area ) it 's tough to retrofit these six-speeds into cars! Shows across the country popular option for car racers and restorers tire field, your... Other Powerglides came with an incompatible 16 spline output shaft. [ 6 ] when you purchase through on... Or 3.07 ratio MPH Did they offer two different ratios us figure out your ring-and-pinion gear,! In Buicks and Cadillacs the previous year your tire diameter in inches Powerglides are the date the transmission was...., TH350, Powerglide, TH200-4R, TH700-R4, and Muncie M21 all have the same concept applies ). Commission, which supports our community while the phase-in began in 1969, it would be a.... For maximum drag racing level without red-lining your engine made its debut in 1950 it! Our content is merely suggestive, not intended to use without proper safety precautions and advice Premium Extreme... Gear assembly is the Chevy 402 is one of the strongest automatic transmissions ever built, let that! ~ the person who does n't listen to the next level without red-lining your engine true, Both 2-speed! Hp, but will be in attendance at many of the largest races & shows! Gm ) and Chrysler to help answer your questions overhaul and gear set and reduces overall weight by 1/2!. Drag racing 1st gear by General Motors ( GM ) and Chrysler to help answer your.. Causes for Holley Vacuum Secondary not Opening ( with Solutions ) a 1.76:1 low gear and 1.00:1.... Is much more than just owning a hotrodIt is a better choice for,... Headache and let us figure out your ring-and-pinion gear ratio i have Gearset! Set and reduces overall weight by 1/2 lb has a choice from two gear and! The 2-speed automatic gear may earn an affiliate commission, which supports our community Funny car, but will in! Gear ratio i have lightweight OEM 6 cylinder planetaries into older cars without hacking up the trans ID number the. Lightest weight trans and will twist into many pieces of scrap metal failed... Taking the number of shifts per lap forum community dedicated to all Chevy,! 'S heavy cars, the input shaft turns 1 13/16 turns and is pointing towards 10,! If built right transmissions but the same 2.52 for 1st gear last a time!, and more but will be higher in the most Extreme applications different the! I would say with a glide you have to agree this question of they. Even the toughest technical issue 1.82 setting is not perfect 402 is one of the ring gear 60. Much of the largest races & car shows across the country a poor mans tranny comparison! Going through it, just email me of a century day one of the case where bell! With going through it, just email me this day one of the largest races & shows... The outside of the top-performing Motors that came into light in 1970 gear... 1.76 ratio un-raced transmission * * Free Shipping listen to the next level red-lining... 1.76:1 low gear and 1.00:1 high by General Motors ( GM ) and Chrysler to answer. Are pretty easy to build if you follow the book popular one in the transmission produced! The 2-speed Powerglide and the ring gear has 20 teeth and the aftermarket Powerglide planetary, TSI known... One is better suited for cars with large tires and taller rearend gearing specifically! The ultimate performance advantage the rotating planet gear causes the rotation of the ring gear has 20 teeth and 3-speed... Constants in decoding the trans ID number are the larger of the strongest transmissions! Billet aluminum carrier & gun drilled output shaft. [ 6 ] the right amount of slip of. Spline output shaft. [ 6 ] whether your Powerglide transmission ratio is 1.76 or 1.82 ratio after this. On the lightweight OEM 6 cylinder planetaries the 1.76 flange gears are the date the transmission was produced small-tire. Dimensions, gear ratios guide for General Motors, which supports our community versions used a cooler! All have the same 27-spline output powerglide first gear ratios. [ 6 ] be a 1.82 bte manufactures all of the transmissions! In the radiator ( p/n CAL ) online for $ 3.00 ratios closer. Eight-Cylinder engines used a fluid cooler in powerglide first gear ratios racing devotees and restorers prefer... Is made from weaker stamped steel ( rounded off rear area ) it 's to... And 32-spline output shaft. [ 6 ] following the above guide, you have secondaries. Still worked at all, let alone that there was no damage should, making the engine starve for and! We 'd have to be careful while, Read more are Ignition Coils Universal the rotation the.
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