Originally Posted by
mwestchevy
i have a sbc 383 that im going to run with a quick fuel e85 carb. my plugs are r44t ac's. should i switch to a 45 with e85 or does any have any recomendations on heat range. also after i break engine in (solid flat tappet) what oil should i use?? thanks, brian
Last edited by annamarks; 02-04-2023 at 02:34 AM.