The engine will take 5 quarts safely. $4.5 quarts will take you to the fill line on the dipstick.
on the crank behind the front cover
The engine oil capacity of a 4.9 liter Pontiac engine is five quarts. The automaker recommends using 10W-30 motor oil.
Total capacity is 5 qts including filter.
About 4 and a half quarts
6 Quarts with filter change
6 quarts with a filter change.
A Pontiac engine will usually take close to 6 quarts of oil with a filter change.
5 qts. with a filter change.
It has a capacity of 4 quarts.
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.
4.0 quarts which includes a filter change.
4.5 to5 qts.