Mailbag: Q-Jet Carb is a Great Choice for Off-Road 4×4
Q: I have a 1973 Chevy K20 truck with an aluminum-head, roller cam 383 stroker. I’ve heard from some of my old-school gearhead friends that a properly tuned Quadrajet is […]
Ask Away! with Jeff Smith: How 2618 vs. 4032 Alloys Affect Forged Piston Noise
I am building an LSA supercharged 6.2L motor. I would prefer to run a 4032 forged piston with a 12cc dish to create the proper compression ratio. I recently watched […]
Mailbag: Choosing an Engine Management System for an LS-Swapped Olds Cutlass
Q: I’m swapping a low-mileage 5.3L LS engine from a 2011 GMC truck into a Cutlass drag car. The engine will be upgraded with a Trick Flow® 455 HP GenX® […]
6 Great Ways to Experience Epic Clutch Installation Failure
The good people at RAM Clutches have been helping their customers properly install performance clutches for decades. But today, we’re going to share RAM Clutches’ top tips for setting up […]
Dyno Test: Adding 120 HP with Cam Swap in Turbo LS 5.3L
LS engines respond well to cam swaps. It’s probably the #1 upgrade for any LS, because the gains can be dramatic. The reason is that the LS engine family, from […]
Mailbag: How Exhaust Runner Volume Affects Engine Performance
Q: How is exhaust runner volume measured and how does it affect performance? … A: Exhaust runner volume is the measure of the passage from the exhaust valve to the […]
Ask Away! with Jeff Smith: A Brief History of the Airflow-Restricting Chevy 305
How did Chevrolet build the 305 cubic inch small-block? Is it a mash-up of 283 and 350 parts? Or is it just slightly larger than a 302 Chevy engine? — […]
Clash of the Turbo Titans: Summit vs. eBay Turbos
Turbos rule. If you’re a turbo guy (or gal), there has never been a better time to be an enthusiast. Just look around, turbos are everywhere and on everything. Not […]
Mailbag: Should I Get Hub Centric Rings for New Wheels?
Q: Do I need hub centric rings for my new wheels? … A: We recommend using hub centric rings on all aftermarket aluminum wheels that will accept them. Hub centric […]
Ask Away: Explaining Mysterious Rod Bearing Failure
Could I get your opinion on an engine problem? I spun a rod bearing in my supercharged big-block Chevy. The engine makes big power and has run my ’55 Chevy […]