The powerglide is a 2 speed tranny, the 350 is a 3 speed tranny and the 400 is a stronger 3 speed tranny.
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1974 Oldsmobile Omega: '73 Pontiac YX code 400, 4X-7H Heads, Edelbrock cam/intake,
Holley 750 dbl pumper, Dynomax headers, 2.5" 50 series Flowmasters, M20 Muncie 4spd,
8.5" 10 bolt with Auburn race series posi, 3:73 gears and 4 wheel disc brakes
Looking for the right Ventura for the drivetrain ('73 w/o Sprint nose)
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