News - Summit

Don Garlits, 87, Sets Another Speed Record in Electric Dragster

Not that this should surprise anyone, but 87-year-old “Big Daddy” Don Garlits broke another drag-racing speed record this weekend, reaching 189.03 miles per hour in his Swamp Rat 38 electric […]

Bruce Crower to be Posthumously Inducted into SEMA HOF this Week

Crower Racing Cams founder and hot-rod performance innovator Bruce Crower will be inducted into the SEMA Hall of Fame Class of 2019 this week after passing away last week. Crower’s […]

‘Big Daddy’ Don Garlits, 87, Eyes 200-MPH in Electric Dragster

Drag racing legend Don Garlits, 87, plans to pilot his newest electric dragster—Swamp Rat 38—on Saturday at Florida’s Palm Beach International Raceway to a new speed record of 200 miles-per-hour […]

Ask Away! with Jeff Smith: Calculating Valve Spring Clearance for Existing Cam

I bought a set of TFS valve springs (PN 16918-16) for my Summit 8702 cam for an LS engine and I realized these springs are only good up to a […]

L82 5.3L EcoTec3 Engine Specs: Performance, Bore & Stroke, Cylinder Heads, Cam Specs & More

This is an engine specification guide for General Motors’ fifth-generation L82 engine that launched in 2018 for use in the Chevrolet Silverado 1500 and GMC Sierra 1500. It is commonly […]