The 1947 - Present Chevrolet & GMC Truck Message Board Network - View Single Post - Hooker Blackheart 1967-72 C10 Truck LS/LT Swap System Info Thread

EddyC · 01-02-2020, 11:16 PM

Good point. I read the instructions. The exhaust holes need to be a minimum of 3.75 diameter.

01-02-2020, 11:16 PM	#70
EddyC Registered User Join Date: Nov 2014 Location: Syracuse Posts: 28	Re: Hooker Blackheart 1967-72 C10 Truck LS/LT Swap System Info Thread Good point. I read the instructions. The exhaust holes need to be a minimum of 3.75 diameter.