The 1947 - Present Chevrolet & GMC Truck Message Board Network - View Single Post - Difference between Std. LS9 350 and MD LS8 350 for ‘69?

**sloGMC** · 08-13-2020, 07:01 PM

The only difference I see per the sheets I posted are that LS8 has valve rotators like the Medium Duty C40/50 engines. All the other engines do not have rotators. Looks like LS8 has a cast crank too.

08-13-2020, 07:01 PM	#19
sloGMC Active Member Join Date: Jun 2018 Location: Central Coast, CA Posts: 116	Re: Difference between Std. LS9 350 and MD LS8 350 for ‘69? The only difference I see per the sheets I posted are that LS8 has valve rotators like the Medium Duty C40/50 engines. All the other engines do not have rotators. Looks like LS8 has a cast crank too. __________________ 1971 Pontiac Firebird 1971 GMC C2500