The 1947 - Present Chevrolet & GMC Truck Message Board Network - View Single Post - 57 GMC, frame swap, 4wd, 454 big block, 4 speed

Purcell69 · 02-17-2019, 10:43 AM

Great work! That big block will love the overdrive and with the torque it makes, you really won't notice a reduction in power, just lower RPM at highway speed.

-Joe

02-17-2019, 10:43 AM	#451
Purcell69 Registered User Join Date: Jul 2013 Location: Central OK Posts: 521	Re: 57 GMC, frame swap, 4wd, 454 big block, 4 speed Great work! That big block will love the overdrive and with the torque it makes, you really won't notice a reduction in power, just lower RPM at highway speed. -Joe __________________ My '57 "Ram-rolet" not a NAPCO build: http://67-72chevytrucks.com/vboard/s...d.php?t=589917