Shot Peening, Magnafluxing, and More: 7 Automotive Aftermarket Mysteries Explained!
Furnace brazed. Induction hardened. Shot peened. These are phrases you’ll find throughout your Summit Racing catalog. They are often included as beneficial selling points on parts—in most cases, critical engine and vehicle performance parts. But do you know what these phrases mean? And more importantly, do you know what they mean to the performance of
Quick Tech: How to Use a Leakdown Tester
Using a leakdown tester is one of the best ways to assess the health of your engine. Easy to use, a leakdown tester measures how much cylinder pressure is escaping from your cylinders, showing how efficiently your piston rings and valves are sealing the combustion chamber, along with your head gasket. With street engines, ten to twenty
Video: What Do You Think of the 2015 Challenger Drag Pak?
Chrysler introduced the 2015 Dodge Challenger Drag Pak at the NHRA U.S Nationals this past weekend. Yes, it was the Chevrolet Performance U.S. Nationals, but Chrysler managed to create its own buzz with the prototype Drag Pak test car. The 2015 Challenger Drag Pak features a naturally aspirated, aluminum 426 HEMI engine, steel liners, and custom calibration.




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