<P> General Motors introduced EFI in 1987 , which was found on GM 2500 and 3500 trucks . The 454 EFI version was rated from 230 hp ( 170 kW ) to 255 hp ( 190 kW ) and from 385 lb ⋅ ft ( 522 N ⋅ m ) to 405 lb ⋅ ft ( 549 N ⋅ m ) of torque . GMC continued to use the 454 EFI until the new Vortec 7400 version arrived in 1996 . </P>
<P> General Motors introduced EFI in 1987 , which was found on GM 2500 and 3500 trucks . The 454 EFI version was rated from 230 hp ( 170 kW ) to 255 hp ( 190 kW ) and from 385 lb ⋅ ft ( 522 N ⋅ m ) to 405 lb ⋅ ft ( 549 N ⋅ m ) of torque . GMC continued to use the 454 EFI until the new Vortec 7400 version arrived in 1996 . </P>
how much torque does a 454 big block have
how much torque does a 454 big block have
from 385 lb ⋅ ft ( 522 N ⋅ m ) to 405 lb ⋅ ft ( 549 N ⋅ m )
from 385 lb ⋅ ft ( 522 N ⋅ m ) to 405 lb ⋅ ft ( 549 N ⋅ m )