So you missed Summit Racing Burnout Rivals back on June 20? No problem — we’ve got the entire, nearly four-hour event here! In case you did miss it, Summit Racing […]

From our friends at Horsepower Wars: The final round of Horsepower Wars $10K Drag Shootout 2 displayed exactly what the competition was all about: teams fighting through considerable adversity to […]

Setting bearing clearance for a performance engine is a fundamental step in the building process. There are no quick and easy ways to establish this critical clearance, but with patience […]

Q: How can I figure out if these headers will fit my vehicle? … A: Exhaust headers are designed to fit a specific combination of engine and vehicle. Just because a […]

Torque angle bolts require a unique tightening process. The torque angle method is a more precise way of torquing a standard fastener to a predetermined tension. When using this method, […]

Spirolox — something referred to as wristpin clips or spiral retaining rings — are used to secure pistons and wrist pins to connecting rods. Using Spirolox on each side of […]

Q: Can you explain the difference between “4-1” and “Tri-Y” collectors? … A: The collector is where the primary tubes merge together. 4-1 and Tri-Y are the two main types […]

Today, the late Jessi Combs officially achieved her goal. The Guinness Book of World Records has certified that Combs reached 522.783 mph during her fatal attempt last year to become […]

Crankshaft end play is a delicate balance. Too much crankshaft thrust can lead to lead to engine damage, but too little thrust bearing clearance can cause problems as well. If […]

Q: What is rod ratio? … A: Rod ratio is the relationship between the Connecting Rod Length and the Stroke Length of the crankshaft. How is it calculated? Use the following formula to calculate rod […]