Recent Posts

How Tos

How to Diagnose Automotive Electrical Ground Issues

Chasing down electrical gremlins in a motor vehicle can be an exercise in frustration—the kind of frustration that makes young men old and old men talk to themselves. An electrical […]

Videos & Galleries

Lot Shots Find of the Week: 1969 Ford Mustang on 4×4 Jeep Cherokee Chassis

“It’s a Jeep thing… You wouldn’t understand.” We’ve all seen those words stuck to rear windows and windshields of various Jeep Wranglers and lifted Cherokees. But this is the first […]

Tech Projects

Project Firebolt: The LSX Turbo Tacoma (Part 9): Rear End, Driveline and Punch List Punch-Out

A couple of updates ago, you saw me load up our junkyard Ford 8.8 that was removed from a semi-cooperative 2001 Ford Explorer. I originally kicked around the idea to […]


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 […]

Automotive & Aftermarket News

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 […]


NHRA Wrap-Up: Anderson Wins Pro Stock; Torrence, Johnson Jr. & Hines Also Win

Team Summit Pro Stock driver Greg Anderson won Sunday at the Dodge Mile-High NHRA Nationals at Bandimere Speedway in Morrison, CO—the first race of the three-race Western Swing. The win […]


‘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 […]

LT Engines

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 […]

Automotive & Aftermarket News

First-Ever Mid-Engine Corvette Offers 495 HP—for Under $60K

Mid-engine supercar…under $60,000. If ever two phrases didn’t seem destined to ever appear together, these were they. And yet somehow, someway, Chevy found a way to make it a reality […]