Ask Away! with Jeff Smith: How Camshafts Relate to Exhaust Smell
I have a ’68 383 Road Runner, I bought it as a non-running car and it had a considerable cam in it when I got it—I think it is the […]
Ask Away! with Jeff Smith: Choosing the Best LS Motor Oil for a 427 LS7 Engine
I have an LS7 427ci LS engine that came out of a wrecked, low mileage 2008 Corvette that is now in my ’69 Camaro Pro Touring car. We will soon […]
Rutledge Wood Plymouth Wagon: The Final Chapter
In our last update on the Rutledge Wood/Summit Racing 1953 Plymouth Suburban Wagon project, we talked more about Rutledge’s appearance at the Hot Rod Magazine Power Tour stop at Summit […]
NHRA Champ Robert Hight’s Daughter, Autumn, Finishes Super Comp Course at Frank Hawley’s Drag Race School
Story by Ainsley Jacobs Three-time NHRA Funny Car world champion, Robert Hight, has enjoyed tremendous success throughout his drag racing career. When his daughter, Autumn, decided to push her own […]
Wheels-Up 4-Speed, 427 L88—Inside Mike Ficacci’s 1969 Camaro
To racers and fans of NHRA Stock Eliminator, the Ficacci name is known for campaigning some of the quickest and fastest Chevrolets in the category. The family has a long […]
Tackling Pikes Peak: Recapping My First Experience with the Race to the Clouds
The company I kept on my journey to the 97th running of the Pikes Peak International Hill Climb consisted entirely of avid automotive enthusiasts, but even if I surrounded myself […]
Ask Away! with Jeff Smith: Are There Benefits of Staggered Rocker Arms?
Why do some engine builders stagger the rocker arms, 1.6 on the intake and 1.5 on the exhaust? Is there any benefit in doing that?G.L. This is a great question and […]
A Slippery Slope: Conventional vs. Synthetic Oil & Viscosity Performance Tests
What happens when enthusiasts looking for greater performance either can’t afford the things that make big power changes, like heads, cam, intake and boost, or have already exhausted use of […]
LM4 5.3L Engine Upgrade Guide: Expert Advice for LM4 Mods to Maximize Performance
[Editor’s Note: This LM4 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’re sharing at OnAllCylinders. For […]
How to Read a Cam Card to Understand Camshaft Specs
The world of high performance engines can be a very confusing place, where terms and specifications seem to be full of obscure references that appear to make no sense. But […]