Ask Away! with Jeff Smith: How Do I Drive My Pro Street Car at Highway Speeds Without Damaging Gears?
I have a Pro Street car with a big-block Chevy, TH400, Dana 60 and 4.30 gears. I just bought this car a few months ago. The gear ratio is what […]
Father’s Day Gift Guide: The 12 Tools Every Gearhead Dad Should Own
There are a few unequivocal, undebatable facts of the gearhead universe: If you wear a white T-shirt, grease will always find it. There’s no such thing as a “finished” project […]
Racer Confidential (Part 1): Race Preparation Secrets from the Pros
How does Warren Johnson seem to squeeze every last ounce of power from his engines? What is the secret to Greg Anderson’s consistency race in and race out? Those are […]
12 Home-Brewed DIY Wheel Alignment Tips
Wheel alignments are often thought of as a job for professionals with fancy laser-guided equipment. Or in other words, something you can’t do at home. But nothing could be further […]
Video: How to Check and Clean Electrical Grounds in Vehicles
Bad electrical grounds are one of the most common causes of electrical component problems. Bad grounds can cause intermittent performance, weak/dim lights, poor starting, bad sensor feedback, weak ignition, and […]
Notice Anything Different? We’ve Redesigned to Give You a Better Experience
Hot rodders like to tinker with things. Fix stuff. Or modify something to make it better. That most certainly holds true for cars, trucks, dirt bikes—just about anything with a […]
Parts Bin: Feed Your Carburetor a Steady Diet of Fuel with a Summit Racing Universal Electric Fuel Pump
In carbureted applications, running an external electric fuel pump has a ton of upside. For starters, electric fuel pumps tend to have a more consistent flow compared to their mechanical […]
SEMA 2024 Concept Vehicle: Toyota’s 4Runner TRD Surf Concept is off the Hook
Inspired by Southern California surf culture, Toyota’s new 4Runner TRD Surf Concept is making huge waves at the 2024 SEMA Show in Las Vegas. Rocking a throwback removable roof and […]
Meet the Crosley Hotshot: America’s First Postwar Sports Car
Last month, we ran an article commemorating the Corvette’s birthday, in which we mentioned that it was not America’s first sports car—suggesting instead that title should go to a lesser-known […]
Volumetric Efficiency and What it Means to Performance
Volumetric efficiency is a term that’s tossed around quite a bit when talking about internal combustion engines. However, surprisingly few people understand what volumetric efficiency is and how it actually affects […]