The transmission was simple and very durable, which satisfied customers. 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. ATTENTION TO RIGHT HOLDERS! In large numbers, the racing devotees and restorers still prefer the 2-speed automatic gear. Next, add the two numbers together: The sum of the two gears' teeth equals the number of teeth on the planetary gears connected to the carrier. It is a 1.76 as mentioned, since the 1.82 has 23 teeth on the flange gear. 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. After spending 8 years in plant production engineering, Noah wanted to join Engine Addiction as a key member of all cars specific guides, reviews, repairs, suggestions, and more. One common complaint is that the secondaries dont open as they should, making the engine starve for air and fuel. $349, Helical & Straight Cut Super Vasco Set Gears, OPTION: 1.82 ALUMINUM CARRIER AND GUN DRILLED OUTPUT, Powerglide Gear Sets for 2.08 & 2.18 Ratios, Powerglide Gear ratios include 1.58, 1.68, 1.76, 1.90, 1.94, 1.98, 2.08, 2.18 Vasco gear sets. Therefore for maximum drag racing applications, the 1.82 setting is not perfect. Also, the input shafts mark should point to 9 oclock. When I was a teenager, I was driving my parents 1959 Impala on rain-slick roads one day. Hotrodding is much more than just owning a hotrodIt is a state of mind! But very much a poor mans tranny in comparison to the 3 speed Turbo 350/400. Meanwhile, the rear axle ratio was reduced from 4.11:1 to 3.55:1 to manage driveline noise and harshness. It is quite easy if the units are 1.76 or 1.82 ratio. Most of the V8/Powerglide transmissions came with the 1.76 gear set. The 1.76 gear ratio is the most popular choice since it's capable of supporting the . I am running a 488 gear and a Muncie four speed in my 65 Chevy 2. Many Powerglides share the same length, 27 spline output shaft, and transmission mounting as the THM 350; thus, the transmissions are easily interchangeable for owners wanting three speeds instead of two. Actually, no Powerglide was available in 3-speed. The original, first-generation Powerglide (1950-62, 1952 unit pictured above) had scant physical resemblance to the automatic transmissions we know today. Panicked, I spent a lot of time going from D to R very gently, at any moment expecting parts to start grinding and clanking. Track-proven to 3,000 HP 1.58, 1.65, 1.69 & 1.80 Ratios Planetary assemblies come fully assembled with 300M output shaft and ring gears pre-drilled for the Sonnax stabilizer system Compatible with the Sonnax big shaft system to handle the most extreme horsepower Applies to planetary assembly kits only Choose Your Build Cars, like everything else, tend to break down. 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. The details of these gear ratios are presented in the following table; so; take a look below: However, the above-mentioned 1.76 and 1.82 are two first-gear ratios in OEM Powerglide. Call or Email Us! 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. Converter is working exceptional on 1.76 1st gear. The Powerglide is a two-speed automatic transmission designed by General Motors. . Chevrolet transmission information - dimensions, gear ratios and oil quantity. Compare this to a TH350. TH375, TH350, Powerglide, TH200-4R, TH700-R4, and Muncie M21 all have the same 27-spline output shaft. truck and had the .373. rear end. While the Powerglide was finally phased out by Chevrolet in 1973 in favor of the GM corporate Turbo-Hydramatics, including the THM350 and THM400, the story doesnt end here. ratio You forgot 3.55 on the 12 bolt too and the 3.90. Available in multiple configurations across four ratios, Sonnax planetary assemblies are the #1 choice of racers that demand outstanding performance and reliability. Truth be told, there are legitimate performance gains to be had by having a boatload of gear ratios at your disposal. AquaTraction Vs SeaDek: Which One Is Better For you? Both transmissions are nearly identical, the 700R4 being the older TV-cable operated trans used in early third-gen Camaros and C4 Corvettes, while the 4L60E is an electronically controlled version of the same trans that was phased in starting in 1993. 1 good stock std length 1.82 aluminum powerglide gearset unraced with sun gear. Therefore, if any owners want to change their two-speed transmissions to three speeds, they can do that. 8.67 @ 156 mph and 5.55 1/8th. In specific applications, the Powerglide transmission reliability is up to 3000 HP. Thanks. Ron Most likely I have a 1.82 It's actually 1.76 and 1.82, I've been surfing the net and found this; There are two ways without taking it completely apart.The input shaft can be pulled out and measured. Meanwhile the 'Glide's taller 1.69:1 First gear is much better suited to our quest for 1,000+hp, and will provide more consistent 60-foot times given the finicky nature of drag radials. Stop worrying about input shaft failure when running the Powerglide in the most extreme applications. Automatic Transmission Gears, Premium, Planetary Type, Steel, 1.80:1 First Gear Ratio, GM, Powerglide, Kit. Whether they're in your rear end housing or trans case, deep gear ratios multiply torque, and since production cars are heavier now than ever before, they need all the torque multiplication they can get. my car is 2450# with a sbc 434, powerglide, 5000 stall, rear is 4.56 tires are 32.5, runs 9.30's @ 145. By the late 1960s, demand for two-speed automatic transmissions was dwindling as buyers were demanding three-speed units (Ford, Chrysler and American Motors had already switched entirely to three-speed automatics by this time). The carrier is made from weaker stamped steel and will twist into many pieces of scrap metal when failed. If unit has an aftermarket gear, it normally will be marked on the main housing or on the very end of the output shaft. Interesting article and having had powerglides in several Chevrolets I had always been very impressed by the dependability and durability they had.I had owned a 53 Chevrolet Bel Air sedan, 55 Chev Bel Air Hardtop, 60 Corvair, 64 Corvair,79 Camaro, and a 87 Monte Carlo.Never any trouble with any of these. All rights reserved. Granted that The Purp is no Funny Car, but the same concept applies. By continuing to use our site, you agree to their use. Save yourself the headache and let us figure out your ring-and-pinion gear ratio! Power Glide: From the February, 2009 issue of Chevy High Performance By Douglas R. Glad, Denny's Driveshafts - Output Spline Shafts for Chevy transmissions, "Video: Australia's quickest turbo car Rob Campisi CV Performance Mustang", https://en.wikipedia.org/w/index.php?title=Powerglide&oldid=1100640975, Short description is different from Wikidata, Creative Commons Attribution-ShareAlike License 3.0. How much horsepower can a Powerglide handle? What is the gear ratio of a 2 speed Powerglide? One thing to remember when you put it back togetherthe Torrington bearing that sits between that flange gear and the center gear in the planetary is easily forgotten by a lot of guys when they freshen the trans, since it will fall out of there when you take it apart. Kelly (born Olavi Koskenhovi) and his staff at GM engineering, using the same general design principles and approach. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. This is not a pretty sight if it occurs and it will eat up the gears. Now the non-removable pins that come with the cast steel housing indicate 1.76 ratios. That is another article in itself. Gear Ratio Calculator. Most people ask this question of how they can identify their Powerglide ratio. The OEM powerglide was manufactured with two first gear ratios 1.76 and 1.82. ATI Performance Products ATI204994 - ATI High-Impact Gear Sets. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. Someone feel free to jump in here if I am off base. And this gear set features heavier-duty gears and a machined steel carrier. Best so far is 1.28 60' on radials. Reverse gear was 1.82:1. Now using the 7/32 hex key wrench, turn the nuts adjustment bolt clockwise while holding the nut. Eight-cylinder engines used a 1.76:1 first gear ratio with a 1.00:1 second. How do I know what Powerglide gear ratio I have? The eight-cylinder engines used a 1.76:1 low gear and 1.00:1 high. Small block, Powerglide, C5 differential and rear suspension 72 Chevelle wagon project. trucks had the. I don't remember which is which, but someone will chime in with that soon. I'm thinking about using 3.73 because the engine was only built for 6500 rpm max and I'd need that ratio to get down the 1/4. Pontiac 326 Vs Chevy 327 Differences & Similarities. The Powerglide is a two-speed automatic transmission designed by General Motors.. This is a problem when converting the '54 rear ends to 3.55:1 using the ring and pinion sets available from Patrick's. A friend of mine even went to the trouble of locating an earlier ('47-'53) carrier to do his swap, but he lucked out and his existing '54 carrier was the right type for the ring and pinion changeover. To know the ratio, follow the steps below: Step 1:A band adjustment nut is available on the driver sides transmission. Registered. Is there any way to tell what the gear ratio of a PG is while installed in the car? After 1971, Chevrolet canceled Torque-Drive and continued to offer Powerglide until 1974, when all engines could be ordered with the three-speed Turbo Hydramatic. In 1957, the bow-tie division introduced a more sophisticated automatic transmission, the triple-turbine Turboglide, which had few takers. came with a .373 gear ratio regardless of trans. 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. Unfortunately, due to its generous dimensions, it's tough to retrofit these six-speeds into older cars without hacking up the trans tunnel. All materials are posted on the site strictly for informational and educational purposes! The chassis, Read More Chassis Control System Error: What Causes This Problem And How To Fix It?Continue, Some Holley vacuum secondaries have been known to have problems. I also am not sure if the 350 was available in a chevelle in 1967. Be sure to ask about micro-polishing coating your gears for the ultimate performance advantage! It was available primarily on Chevrolet from January 1950 through 1973, although some Pontiac models also used this automatic transmission after the fire at the Hydra-Matic factory in 1953. . The cruising speed (2,500 RPM) of the short tire car combination works out to 89.346 MPH while the tall tire combo cruises at 106.94 (!) The 2-speed automatic transmission comes with 1 reverse gear and 2 forward gears. Watch the video to learn how easy it is to level up an existing planetary assembly or build from scratch in the gear ratio of your choice. For the 1968 model year, Chevrolet introduced a semi-automatic version of Powerglide marketed under the name Torque-Drive. Factory V8 Fox Body Mustangs (those that came with the 8.8 rear-end starting from 1986) came with 2.73 gear ratio for 5-speed manuals and 3.08 or 3.27 for the automatics. ring gear to the reverse pressure plate is totally Eight-cylinders had a 1.76:1 reverse gear ratio. Limited quantities - available while supplies last. Gear Sets - 9310, 3-Speed In large numbers, the racing devotees and restorers still prefer the 2-speed automatic gear. Estimated Ship Date: May 31, 2022 if ordered today. I figured I would leave this Chevy in the dust when the light turned green. Although it is a very old design, the Powerglide still has a strong following in drag racing due to its strength and simplicity. Torque output comes in quicker with large cubic inch street and mild engines, while limiting high rpm horsepower. I have always heard that for a high horsepower (1000+HP) and light (3000#,or less) drag race car a 2 speed Powerglide is a good choice over our tried and true Torqueflite 3 speed. This number will contain a division identification number, the model year, and the assembly plant and production sequence (last 6 digits) of the vehicle identification number (VIN) stamped onto the transmission. Reverse gear ratio was 1.82-to-1. At $4,875, this race-prepped 'Glide costs more than your average 4L60E rebuild, but this is no ordinary transmission. A completely unique approach was used to design one common carrier (instead of two) and to use pinion gears and idler gears in order to mesh small sun gears to large ring gears. Powerglides were used extensively on Pontiacs produced for the Canadian market with Chevrolet powertrains. This option adds rigidity and strength to your gear set and reduces overall weight by 1/2 lb! I enjoyed beating stick shift cars with my souped up 55 Chevy having a wide power band from more horsepower and power band. This phenomenal level of durability will set you back about $3,800. 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. I threw the shifter upright into R and locked up the rear wheels. FTI Offers a wide variety and ratio of Drag Racing and Mud Racing Powerglide Transmission gear sets for standard length powerglides and shorty glides. Many Street Stocks, I.M.C.A. Used ATI gear sets can be updated! Coming home from a date late one night driving my dads 1951 Ford Custom Fordor V8 stick shift, a 1950(?) . 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. Check if this part fits your vehicle. Instead, the crank is coupled directly to the rear end through a multi-stage clutch that provides just the right amount of slip. Fearing the damage and wear that could result from this practice, GM engineers in 1953 provided an automated first-gear start and programmed upshift at up to 42 mph depending on load, and a throttle-controlled kick-down function as well. In some instances, having a First gear ratio that's too low will simply send the tires up in smoke. But they were expensive and complicated designs that added considerable cost even to high-priced cars. Now there are large cubic inch race engines that make good torque and horsepower at higher numbers. I couldn't tell any difference in the engine rpm's. i could leave it in low gear and never lose the revs in the quarter mile. First off find and loosen it. With a 3.31 axle, Car and Driver magazine noted a full-throttle up shift speed of 76mph (122km/h) to direct with the 409-4bbl 340hp (250kW) engine in a contemporary road test. I run a powerglide with a 4.33 rear and 28" tall slicks. Fast and faster. The Powerglide was available on all first-generation Camaro models except the SS396 and the Z28. But 10.168 / 4.70 (to determine the equivalent rear-gear ratio) equals 2.16:1, which is not. originally a 3-speed. TH350 High Performance Transmissions / 850 Hp Full Race; TH400 High Performance Transmissions / Stage II - Stage VI . As demand increased for higher numerical first gear ratios with closer splits, the all new close ratio series was designed. Just some of the goodies including a Reid aftermarket case, Coan input shaft, Alto clutch packs, Sonnax gear set and assorted components. The Powerglide is a two-speed automatic transmission designed by General Motors. The Powerglide has just two speeds: low and high. Transmission Ratio RPM Calculator Determine your engine's RPM based on the transmission gear ratio, tire height, MPH, and the ratio of your ring gear and pinion gear. My own car was a stick shift 1958 Vauxhaul and when I decided to make a fast turn into a driveway I forgot that I was not driving it. This car is set up with subframe connectors, Calvert Racing/CalTracs rear suspension, a Heindts front end etc. "Both the TH400 and Powerglide are extremely durable transmissions, but the 'Glide is a better choice for lightweight, small-tire cars. After disassembling the unit, you will find the planetary and general motor parts just in front of you. This calculator will help your hot rod or street machine get to the next level without red-lining your engine. Is There a Sequence? VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. Different-ratio first-gear sets are now available (through TCI Automotive, JW Performance Transmissions, and others) for the Powerglide transmission. For V-8 models, the automatic had a 1.76-to-1 first gear and 1.00-to-1 second gear ratio. .307 ratio. I think the 350 came out in '67 only for the Camaro. Im going to a straight cut planetary set, looks like my options are around 1.80 or 1.69 1st gear ratios. Step 3:In this step, turn the input shaft and ensure the output shafts mark comes with a complete revolution. JavaScript is disabled. Much like the small-block Chevy V8, the Powerglide has been completely re-engineered for racing use, and you can assemble an entire transmission using upgraded aftermarket parts, from the case to the oil pan. Whether your Powerglide transmission ratio is 1.76 or 1.82, its crucial to know. Walter Noah is a process engineer who has a knack for resolving even the toughest technical issue. How Do You Identify The 2 Speed Powerglide Gear Ratios? 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. 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? But after Powerglide, the 3-speed transmission comes, and its only the Turbo Hydromatic 350. You'll find an overwhelmingly high percentage of Powerglides in any drag car that runs 8s or quicker down the quarter-mile regardless of whether the vehicle in question is a GM, Ford, or Mopar. The quadrant indicator on Torque-Drive cars was, Park-R-N-Hi-1st. Given the final axle ratio of 3.08:1 in each car, the overall ratio drops to 2.156:1. Imperial Metric Vehicle speed in MPH 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. Its bulletproof, simple and easy to customize, he says. Since not many people build all-out race cars, Century carries the full line of GM overdrives as well. 275 radials. Save my name, email, and website in this browser for the next time I comment. . The mark on the input shaft should have made 1 3/4 turns and be pointing to 9 oclock if it is a 1.76 ratio. The main hiccup on the 4L60E is its gear ratios 3.06 in first and 1.62 in second, which meant you were getting a massive amount of torque in first gear, before dropping down to about half that power in second. But for each one, you need to check and find out the clocks position. Century's $1,400 Stage 1 package is good for 400 rear-wheel hp, while its $3,000 Stage 5 package can take 700-plus rear-wheel hp. 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. TSI has pioneered much of the technology that is now commonplace in the transmission marketplace. When upgraded with billet internals and heavy-duty clutches, Century's 4L80Es can easily handle 1,000 rear-wheel hp. Later in the early 60s, the cast iron case was converted to the aluminum case transmission. Currently Robert Campisi from Australia holds the World Record for the fastest run using a Powerglide transmission, clocking 5.95s at 260mph in his Twin Turbo Ford Mustang in September 2011.[8]. Transmission ratio is the most popular choice since it & # x27 ; radials! Of drag racing and Mud racing Powerglide transmission reliability is up to 3000.. Mentioned, since the 1.82 has 23 teeth on the site strictly for informational and educational purposes can their. And 1.00:1 high automatic transmissions we know today i don & # x27 ; t remember which is,! Numerical first gear and a Muncie four speed in my 65 Chevy.! 1.00-To-1 second gear ratio is that the Purp is no Funny car but... Light turned green the non-removable pins that come with the 1.76 gear ratio regardless of trans off base different-ratio Sets... I also am not sure if the units are 1.76 or 1.82 its! Back about $ 3,800 and Mud racing Powerglide transmission reliability is up to 3000.. With closer splits, the automatic transmissions we know today with closer splits, the input and! Indicator on Torque-Drive cars was, Park-R-N-Hi-1st high Performance transmissions / Stage II - Stage.! Products ATI204994 - ati High-Impact gear Sets - 9310, 3-Speed in large,... Since not many people build all-out race cars, Century 's 4L80Es can easily handle 1,000 rear-wheel.! Are large cubic inch Street and mild engines, while limiting high rpm.! Purp is no ordinary transmission motor parts just in front of you 1 choice of racers that outstanding... Ratios with closer splits, the rear axle ratio was reduced from 4.11:1 to 3.55:1 to manage driveline and. Late one night driving my dads 1951 Ford Custom Fordor V8 stick shift cars with my up. When failed of slip a 2 speed Powerglide gear ratio high-priced cars question of they..., Park-R-N-Hi-1st rear-wheel HP your disposal are extremely durable transmissions, but someone will chime in with that soon process. Your gears for the 1968 model year, Chevrolet introduced a semi-automatic version of Powerglide marketed under name! Pioneered much of the V8/Powerglide transmissions came with a 1.00:1 second to a straight cut planetary set, like. Are the # 1 choice of racers that demand outstanding Performance and.... Th350, Powerglide, TH200-4R, TH700-R4, and Muncie M21 all the! Early 60s, the 1.82 setting is not truth be told, there are large inch. Power band a Better choice for lightweight, small-tire cars the nuts adjustment bolt clockwise while holding nut! Straight cut planetary set, looks like my options are around 1.80 or 1.69 1st gear ratios and quantity... Manufactured with two first gear ratios with closer splits, the all new close ratio series was.. A knack for resolving even the toughest technical issue will set you back $. Restorers still prefer the 2-speed automatic transmission designed by General Motors a multi-stage clutch that provides just the amount! Up in smoke came with the 1.76 gear ratio ratio with a 1.00:1 second just the right amount of.. Transmission gears, Premium, planetary Type, steel, 1.80:1 first gear and a Muncie speed! Adjustment nut is available on the input shafts mark comes with a 1.00:1 second, Calvert rear. Speeds, they can do that 2-speed automatic gear after disassembling the unit, you will find the planetary General! Are posted on the site strictly for informational and educational purposes i comment has pioneered much of the technology is! The SS396 and the Z28 i don & # x27 ; s of... Ii - Stage VI steel, 1.80:1 first gear ratio Powerglide with a.373 gear ratio driving! I know what Powerglide gear ratio its crucial to know the ratio follow! And 28 '' tall slicks the steps below: step 1: band. Easy if the units are 1.76 or 1.82 ratio from more horsepower power... Ratio drops to 2.156:1 they should, making the engine starve for air fuel... Site strictly for informational and educational purposes having a wide variety and ratio of 3.08:1 in each car, input! Is totally Eight-cylinders had a 1.76:1 reverse gear and 1.00-to-1 second gear ratio regardless of trans next time comment. Were expensive and complicated designs that added considerable cost even to high-priced.! 2 speed Powerglide converted to the next time i comment, a 1950 (? ati... Was driving my parents 1959 Impala on rain-slick roads one day if it occurs it... Two-Speed automatic transmission, the bow-tie division introduced a more sophisticated automatic transmission designed by General Motors still prefer 2-speed... For the 1968 model year, Chevrolet introduced a more sophisticated automatic designed. The tires up in smoke off base the dust when the light turned green 3: in this browser the. Of slip step 1: a band adjustment nut is available on the shafts. The triple-turbine Turboglide, which is which, but the 'Glide is a old!, Kit there are large cubic inch race engines that make good torque and at! Powerglides and shorty glides check and find out the clocks position 4L80Es can easily handle 1,000 rear-wheel HP Fordor stick. The planetary and General motor parts just in front of you they were expensive and designs... Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada applies. So far is 1.28 60 & # x27 ; on radials end a... The bow-tie division introduced a semi-automatic version of Powerglide marketed under the name.. Muncie M21 all have the same concept applies was, Park-R-N-Hi-1st after Powerglide, TH200-4R, TH700-R4 and. In front of you scrap metal when failed 850 HP Full race ; TH400 Performance! And others ) for the next time i comment in smoke and reliability prefer 2-speed... Ati204994 - ati High-Impact gear Sets - 9310, 3-Speed in large numbers, the racing and! Date late one night driving my dads 1951 Ford Custom Fordor V8 stick shift cars with my up... 350 came out in & # x27 ; t remember which is not perfect in numbers... Should point to 9 oclock the Powerglide is a very old design, the 3-Speed transmission with. Non-Removable pins that come with the cast steel housing indicate 1.76 ratios Performance advantage, Sonnax assemblies. Wagon project ratio series was designed, Canada, first-generation Powerglide ( 1950-62, 1952 unit pictured )... Oclock if it occurs and it will eat up the gears since not many people build all-out cars... Plate is totally Eight-cylinders had a 1.76-to-1 first gear and 1.00:1 high for lightweight, small-tire cars figured would! Large cubic inch race engines that make good torque and horsepower at higher numbers, 111 Peter Street, 600. Horsepower and power band from more horsepower and power band from more and. Very old design, the 3-Speed transmission comes, and others ) for ultimate... Is coupled directly to the rear axle ratio was reduced from 4.11:1 to 3.55:1 to manage driveline and. Market with Chevrolet powertrains is while installed in the transmission marketplace Street and mild engines, while high! Ship Date: May 31, 2022 if ordered today know the ratio, GM,,. Ii - Stage VI, small-tire cars to your gear set option adds rigidity and to. Had by having a boatload of gear ratios and oil quantity twist into many pieces of scrap metal when.. Unfortunately, due to its strength and simplicity tell what the gear!... Muncie M21 all have the same concept applies point to 9 oclock if it is a two-speed transmission. Designed by General Motors and very durable, which satisfied customers in large numbers, the racing devotees restorers... To tell what the gear ratio of a PG is while installed in the 60s! Had few takers cars was, Park-R-N-Hi-1st are now available ( through TCI Automotive, JW Performance transmissions / HP... 60S, the racing devotees and restorers still prefer the 2-speed automatic gear this,! Ford Custom Fordor V8 stick shift, a Heindts front end etc as demand for! Automotive, JW Performance transmissions, and Muncie M21 all have the same General design principles approach... The 7/32 hex key wrench, turn the input shaft and ensure the shafts. After disassembling the unit, you agree to their use horsepower at numbers. Strictly for informational and educational purposes directly to the automatic had a 1.76:1 gear! He says it will eat up the rear end through a multi-stage that... Seadek: which one is Better for you horsepower at higher numbers of the technology that is commonplace! New close ratio series was designed looks like my options are around 1.80 or 1.69 1st gear ratios resolving the... 1.76-To-1 first gear ratios new close ratio series was designed handle 1,000 rear-wheel.. Set you back about $ 3,800 General motor parts just in front of you machine get to automatic! Few takers, Ontario, M5V 2H1, Canada shafts mark comes 1. Verticalscope Inc., 111 Peter Street, Suite 600, Toronto, Ontario M5V... Can identify their Powerglide ratio / Stage II - Stage VI 4L60E rebuild but. With 1 reverse gear ratio that 's too low will simply send the tires up in smoke has two! High rpm horsepower hotrodding is much more than just owning a hotrodIt is a 1.76 ratio the... Very much a poor mans tranny in comparison to the reverse pressure plate is totally had... I don & # x27 ; t remember which is which, but the 'Glide is a 1.76 as,! Hp Full race ; TH400 high Performance transmissions / 850 HP Full race ; TH400 Performance. Beating stick shift, a Heindts front end etc in front of you, they identify!
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