Overlapping Boost: A Supercharged Camshaft Test
The question on the table: Do supercharged motors respond to wilder cam timing, or does all the boost just get blown out of the exhaust valve from the dreaded overlap? […]
Parts Bin: Summit Racing Offers All New, Better-Than-OE Chevy Vortec-Style 64cc Cylinder Heads for Builders on a Budget
When Chevy introduced the new “Vortec” cylinder head design for its trusty small block back in the 1990s, savvy engine builders instantly recognized the new head’s value as an easy, […]
Ask Away! with Jeff Smith: Are Vortec Truck Cylinder Heads Really Better Than Stock SBC Heads?
I’ve got a rebuilt 350 long block and I’m looking at different cylinder heads. A couple of friends have told me that the Vortec head is a little better than […]
L92 6.2L LS Engine Specs: Performance, Bore & Stroke, Cylinder Heads, Cam Specs & More
The L92 is a 6.2L, Gen. 4, small block engine used in GM luxury trucks and SUVs between 2007 and 2008. For marketing purposes, it was also known as the […]
LS2 6.0L Truck Engine Upgrade Guide: Expert Advice for LS2 Truck-Engine Mods to Maximize Performance
[Editor’s Note: This LS2 engine upgrade guide is part of a series of LS engine upgrade guides assembled by a team of LS experts at Summit Racing that we are sharing […]
LS Engine Spotter’s Guide, Part 1: Matching the Vehicle to the Engine
So, you’re heading to the junkyard to see what LS engines are available for your next project? Here’s a handy guide that links specific GM vehicles to the LS-series engine […]