What Does a Catalytic Converter Do?
As part of The Clean Air Act passed in 1970, starting in 1975, federal law mandates the use of a catalytic converter in all road-legal passenger cars sold in the […]
Evans Waterless Coolant: Better Engine Protection When Things Heat Up
Since the 1930s, hot rodders and performance car enthusiasts have relied on engine coolants made from a mix of ethylene glycol, water, and corrosion inhibitors. While these water-based coolants do […]
Welcome to 2016 Muscle Car Match-Ups: The Hot Rod Edition
And, we’re back. Spring is in the air, and other than drive around with the windows down, filling out tournament brackets is at the top of our I Want To […]
Beware the 13mm Square Drive Drain Bolt: A Mechanic’s Horror Story (Read On…IF YOU DARE!)
It was a dark and stormy afternoon. Lightning crackled across the sky, briefly overpowering the cacophony of howling winds and driving rain slamming against the garage door. …But the bad […]
Check Out This 1972 Honda Z600—It’s All Original & a Former Autocross Champ
Amidst a sea of ground-pounding Detroit muscle at the 2021 Goodyguys Summit Racing Nationals, this pocket-size Honda stood out like a chipmunk running in the Kentucky Derby. It’s easily a […]
Monte Makeover (Part 4): Track Testing and Dyno Testing our LS Swap
Editor’s Note: Perhaps the only things Travis Jones loves more than his 1986 Monte Carlo SS are autocross courses and a good challenge. That’s why Travis is on a mission to transform his […]
LY5 5.3L Engine Upgrade Guide: Expert Advice for LY5 Mods to Maximize Performance
Intro to the LY5 Engines The LY5 came in GM trucks and SUVs in 2007-‘09 and made 320 horsepower right out of the box. It’s a Gen. 4 5.3L iron-block engine, […]
Gauge 101: What is a Sending Unit? We Examine Common Sender Types for Fuel Level, Oil Pressure & Water Temperature Gauges
In the context of automotive vehicle gauges, a sending unit is how the gauge receives the information it displays. That means most gauges in your dashboard are probably connected to […]
Project White Lightning Update 3: The Summit Racing Tesla Model 3 Gets New Wheels & Tires
Whether it’s gas, diesel, or electric, Summit Racing’s going to find a way to hot rod every vehicle it gets its hands on. So when Summit Racing introduced us to White […]
Ask Away! with Jeff Smith: How to Tune the Idle Speed on a Self-Learning EFI System
I recently bought a FiTech Go EFI fuel injection system for my big-block Chevelle. The engine is a 468ci big-block with a mild hydraulic roller cam, a TH400, a warmed-over […]