1edExplorerApr 24, 2019What would you do?Looking at getting a 2002 GMC Sierra 1500 with a 4.8L V8 with 46000 miles. Looks Cherry but really would like the V8 5.3L. Do you think it would make any difference pulling a 6000 lb trailer. Thanks ...Show More
Turtle_n_PeepsExplorerApr 24, 2019You would only gain about 25 or 30 HP. Not much really and this would be a max RPM at max throttle. For "me" it would not be worth it. For you????……….