My rule of thumb is to add 3 quarts and check the dipstick. If it doesn't register on the dipstick, add 1 quart and check again. Once it registers at the bottom of the range, you need to add 1 more quart.
6 quarts
There was 2 different 454 in 1974 , One had advertised 230 HP@4000 RPM And the other had 250 HP@4000 rpm
350 and 400 models had the TH-350, the 454 models had the TH-400
With the V-8 400, 180 HP.With the V-8 454, 235 HP.
http://www.454rider.com/ 3.6Q
No , the 454 cubic inch V8 is a Chevrolet / GM engine
divide 454 by 61 and you get 7.4 liter
454.
my 97 gmc suburban k2500 454 takes 7 qts of oil during oil change.
200
2nd generation.
7.4 L