Mailbag: Lowering ETs with a New Cam & Intake Manifold in a Vintage Chevy 3100
Q: My current project is giving me trouble. I have a 1950s-era Chevy 1/2-ton truck with a 283 at .030 overbore and .010 under rods and mains. I’m running early […]
GM Confirms a New, 6th-Generation Small Block V8 Engine with Large Manufacturing Investment
After General Motors announced plans to eliminate tailpipe emissions by 2035, the gearhead world was left wondering if the current 5th-generation LT-series engines were the last in the legendary GM/Chevy […]
An Introduction to Carburetor Jetting for Four-Stroke Dirt Bikes
Let’s get something straight right away. If someone is giving you one-size-fits-all carburetor jetting specs, it is best to use them as merely a baseline and not as gospel. Unless […]
The Ethanol Effect: Understanding Ethanol & What You Can Do to Protect Your Ride During Storage
The U.S. Environmental Protection Agency seems to love its ethanol. Farmers love it, too. But if you’re a hot rodder–particularly a hot rodder with a carbureted or older-style fuel system–ethanol isn’t […]
The Tools You Need to Build a GM LS Engine
There’s no question that GM’s LS has earned a place in the world of high performance V8 engines. If you haven’t built one already, chances are you will sooner or […]
Behold the Mighty 1969 Chevy Camaro COPO ZL-1
Let’s take a moment to talk about what is often regarded as the meanest Camaro to ever scream out of Chevy’s Norwood, Ohio assembly plant: The 1969 Camaro COPO ZL-1. […]
8 Tips for Properly Installing Copper Head Gaskets
When stepping up to performance cylinder head gaskets, your first order of business will be choosing the gasket material best suited for your application. See our How to Choose the […]
How to Delete or Disable Active Fuel Management (AFM) on GM Engines
Active Fuel Management (AFM) is a trademarked General Motors technology that improves gas mileage by shutting down half of the cylinders under light-load conditions to reduce fuel consumption. It is […]
Parts Bin: Wake Up Your Gen. 3 Hemi with a Summit Racing Pro Hemi Camshaft
From Eagles to Apaches, the modern Gen. 3 Hemi engines are strong performers right out of the box. So much so, that you likely won’t find as many aftermarket camshaft […]
SEMA 2017 Quick Feature: Hayden & Blue Streak’s 585-HP 1972 Jeep CJ “Blue Streak Beast”
LAS VEGAS, NV — Being at the SEMA Show is essentially one continuous “Well there’s something you don’t see every day” experience. And sometimes, in a sea of head-turning automotive […]