A Guide to Reading Spark Plugs (Infographic)
Your spark plugs are like a cipher. And to read a cipher code, you usually need a cipher key. That’s what this is—a cipher key that is going to help […]
Handling How-To: Installing a QA1 Level 2 Handling Kit on an Early GM A-Body
Automotive suspensions have come a long way since the original muscle car era of the 1960s and early 70s. Today’s shock technology allows for tuning your suspension for maximum handling […]
Time to Rebuild (Part 1)? 7 Ways to Tell if Your Engine Needs a Rebuild Without Doing a Complete Teardown
Engine rebuilds come in many different varieties. Take a look at the vast array of engine rebuild kits available through Summit Racing, and you’ll see the contents vary from kit […]
Video: How Upgraded Bearings Boost Engine Performance
“Upgrading even the most basic engine parts like engine bearings can give you a great performance advantage,” said Summit Racing tech expert Norm Koval. In this short tech tip video […]
Mailbag: Budget-Friendly Ways to Lower Engine Operating Temps
Q: I bought a 1988 Camaro IROC-Z with a 350 TPI (the second I have owned). My question is about engine running temperature. When the car is not moving faster than 30 […]
Ask Away! with Jeff Smith: The Great 5.3L Truck Swap Debate Revisited!
Editor’s Note: The following letter is in response to an answer in a previous column concerning whether to go with a 5.3L LS engine or a larger 350ci small-block Chevy. […]
All About Stall (Part 2): How Your Cylinder Head and Exhaust Choice Affect Stall Speed
In Part 1 of our All About Stall series, we shared three factors to consider when choosing torque converter stall speed range: engine setup, vehicle weight, and rear gear. When […]
Video: Installation Tips for Mini High-Torque Starters on GM Engines
A high-torque starter can deliver the extra starting power you need to turn over a high compression engine. In the case of a high-torque mini-starter, you get that extra power […]
Mailbag: Low Oil Pressure and How it Affects Your Engine Bearings
Q: I was wondering if you could answer a few questions for me: Could low oil pressure (15-20 psi) spin a main bearing or otherwise ruin an engine? How can you […]
Manual M.D.: Quick Guide to Diagnosing Manual Transmission Troubles
The manual transmission is not dead — especially not in the hot rodding universe. More importantly, your manual transmission is not dead. It may sound sick or move sluggishly, but chances […]