Center of the dash.
.The 1978 Pontiac Trans Am engine oil dipstick can be found on the right hand side of the engine. The engine oil dipstick will have a yellow handle.
Inside the rear of the alternator
About 310-325ft/lbs if its a stock 400.
Mercron transmission fluid is used in a 1978 Ford Thunderbird. Type F fluid can also be used but should not be mixed.
For 78......disc front.....drum rear.
Most of them topped out between 110-120 MPH.
What about it?, if it's 20 lbs. it's OK.
Most of the time people just used Dexron III automatic transmission fluid. If the fluid in yours is red....or maybe even turned brown I'd bet it is Dex fluid.
Dextron II fluid.
350 turbo automatic
The 1978 Pontiac Firebird Trans Am engine oil capacity is five quarts. The 305, 350, and the 454 cubic inch motors all had the same motor oil capacity.