to the V8-powered Century. That’s why the Chevy brochure makes it clear: use Low for better acceleration and grades. But deadly sin. The automatic Corvette didn’t take off until the C3’s, and became ubiquitous on the C4’s. I may be wrong about this but bushings on the linkage create a lot of “deadly sins”. FTI Offers a wide variety of Powerglide Racing Transmission parts high gear drums, reverse piston drums, servo covers, shifter detents and more. Reverse engineer a TorqueFlite if you have to. Below is a brief excerpt from a 1965 Popular Science test of 1965 full size cars, including a 352 equipped Galaxie, 318 Fury, and 283 Impala. We have a great online selection at the lowest prices with Fast & Free shipping on many items! 96. This gets me thinking – did anyone build more bad transmissions than GM? O yes he is mostly just using the first gear all the time, with stall speed between 4000-5000 rpm. The Powerglide is a two-speed automatic transmission designed by General Motors. Again it was no slouch. You were probably the only one in this thread who actually knew any of that information I posted above about the Simpson gearset. Get it as soon as Thu, Feb 11. So was I. I decided I needed to downshift to beat another car and downshifted to reverse at probably 60mph. Some did, like the Fordomatic, but it started in second gear unless Low was selected. We didn’t own a Packard!! No need to get nervous about using a synthetic transmission fluid in an older style transmission. Reliably. I’ve never driven one but my Dad mentioned having one like that before my time. Arriving void of an engine or transmission, the LO23 models were also missing their exhaust, shifters, and driveshafts. From the Bench: Building a WorldâClass Powerglide Racing Transmission The mere fact that we didnât have to invest a huge sum of money into building a transmission is one of the biggest benefitsâ¦and it goes without saying that the new 1.58 gear ⦠Systems may include a radial stabilization member mountable to the planet carrier and individual bearing members mountable to an inner surface of the ring gear in opposition to the radial stabilization member. I am glad my Nova was past the PG as it was a ’74 so it had the 3spd autobox instead, mated to the 250 I6. The only error on the transmission is how long they used it – and even then, although performance deficient, it worked. It has come from extensive testing specific to stock car racing, which is certainly different from drag racing, and it makes a difference. The Powerglide was of the “slush-box” school of thought regarding automatics, unlike the four-speed Hydramatic used by Olds and Cadillac, which didn’t have a torque converter at all, but a fluid coupling, hence the need for four gears.The Hydramatic was efficient, but it was not very smooth. 6) Front Pump — Another key design upgrade in the Circlematic transmission is the pump system. Find TCI Powerglide Transmissions and get Free Shipping on Orders Over $99 at Summit Racing! Complicating matters even more is we were Irish Catholics from Quebec. At least you can usually get a downshift to 2nd when flooring it at 60 mph – like when you might want to pass on a 2-lane road. . We had many Instructors, but one was an engineer with a personality.He said if you don’t understand why GM did something, to think of $. It’s just an appliance. We retailed them at $1200 and made a nice profit. (I wish). It made for a very smooth power delivery. TCI Recommends using a racing type transmission fluid for racing applications. As an option, TCI offers a variety of low gear ratios as well. They knew the coolant ate head gaskets, and the OHC setups that were becoming more common meant more expensive to repair a blown head gasket, since you had a more complex engine design. I have the same setup in a 57. It would probably have been amusing to watch. Powerglide Racing Transmission Accessories by FTI Performance. These days a person has to buy a SUV/CUV to get that unless you are in Europe/Canada/Australia – well – anywhere but here. I’d forgotten about that one. BANG! All through it’s life. A website happened to bring up the Jetfire, and I mentioned the “liquid injection”–I wondered what happened if you didn’t keep it filled with the alcohol mixture. You could say the same of the Ford flathead V8. Looking at my copy of Flory’s American Cars 1960-1972, I see that the PG option cost $263 over a 3 speed manual. Learn how your comment data is processed. They are both lightweight and tough IMO and will hold up to anything a 283 (up to 350) can dish out in stock trim. And eventually, that’s not too far from what GM actually did. But I changed the fluid and cleaned the pan every 30K. Rolling starts were a hoot.Took on a guy I new with a 76 vette. The test Paul links to shows the Powerglide equipped, 283 CID Impala going 0-60 in over 12 seconds and getting 14 mpg. 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. 5. but . Chrysler’s Powerflite had the same claim-to-fame (could be push-started). “automatic penetration on a Corvette was very small” – Because it was a Powerglide! My daughter did her test in her great-aunt’s old Suzuki Swift with the optional back seat – must’ve been a sight getting the instructor AND an examiner in there! “Simultaneously, we test the valve body on another dyno to ensure that the valve body meets our specifications. Here is the link to Pt 20, but below the final installment are the links to the entire series. And even with that, it didn’t sell much. I think it was far more winner than loser. to use the technology of the Torque Flite to Chrysler. In this world of CAFE, catalytic converters, and and mandatory airbags, we now need 6 speeds with lock-up torque converters to make ends meet. The Torgue-Drive was also available on 4 cylinder Novas but I’m sure few were made. wagon which ate auto trannys UNTIL I discovered a rear brake caliper was hanging up. It saves dollars while reducing drag, heat, and slippage. Re: Powerglide fluid capacity needed and noise ???? Why did it take until 1969 for GM to develop a light duty three speed auto with the Simpson gear set? That little 1.6 liter 121 horsepower engine needs all of them, and as a result, it pulls to 60 mph in what is probably around 9 seconds and turns over around 2500 rpm at 60 mph in top gear. Mind you it has a 4500 RPM stall converter in it and a 456 ring and pinion. The advantage they have is that they keep your motor in its power band for a longer period of time. 2. A formidable engineering and materials challenge, yes, but not much more difficult than designing the Wunder Batterien we’re all waiting for. My main experience with Powerglide was in a rented Vega in Las Vegas in September 1972. Where are you currently at now? And before we complain about its two-speed-ness, let’s keep this single thought in mind: it started out as a one-speed. The PG was not the same as a pure TC transmission. “Compared to a good four-speed transmission, the TCI Powerglide in basic setup will cost $300 to $500 less and is 50 to 60 pounds lighter,” explained Miller. I do know it was fun to chirp rubber at freeway speeds when that pg finally shifted coming off the on ramp. This site uses Akismet to reduce spam. S & S Classic Cars prides itself in offering a hot and fresh inventory of Muscle Cars, Street Rods, and Classic Cars from various makes and models. I don’t tend ot have a lot of transmission problems with any cars. I have used & abused many a Power glide. Simply a Powerglide sans valve body. Cohort Pic(k) of the Day: Mercedes 300SE Cabriolet (W112) – A Rare and Pricey Gem – What’s It Worth Today? TH-400 44 hp As for hanging around too long, I’ll agree but say this: It was inexpensive, it was familiar and it more than got the job done for the majority of drivers. The only difference is the corrosion inhibitors. . Want mileage, get a turbo 4 banger with a 5-speed stick. The PG did die on me after a couple of years, and a bunch of miles. The transmission was quickly heralded for the number of advantages it delivered, including its impressive strength and the efficiency of its planetary gear design. Keep it Fresh — Transmission fluid will affect the performance and lifespan of your transmission. Dirt track cars experience a lot of rear end and driveshaft movement, more than a stock designed transmission can handle sometimes. Does anyone have any experience with a 1950-1952 Chevy Powerglide in poor traction? The Citation was a deadly sin. So what does the jury say? I’ve had a number of powerglide equipped Chevy’s over the years. That’s the key so when the car comes out of the turns and you get on the throttle, you don’t have that slippage in the converter. When I did, the upshift became more firm and definitive, a solid “thunk” at anything over 1/2 throttle. Not a DS. The thing was, I was quite aware my car wasn’t a high performance car and did not run it hard like a lot of my friends did.
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