Whipple use to make a complete system for the 7.4L, however they discontinued it.
my 97 gmc suburban k2500 454 takes 7 qts of oil during oil change.
try replacing the fuel pump Randy
Yup
r12
ALOT!!!! no i cant remember
YES it will fit right in, with a few mods. But it will never run. That engine requires an electric fuel pump and a computer system.
II'm trying to know how much horsepower does 1991 GMC sierra step-side 1500 with a .7L V8 have do u know??
NO, The injectors are different on the 454
The recommended weight of oil in an older GMC 454 engine is 5 W 30. This oil can be purchased at any auto parts store.
"ReLay" as for an external Re-Lay
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