Crown Jewels for SB Fords

Crown Jewels for SB Fords

Hemispherical-style combustion chambers have earned a formidable reputation for power generation. The Hemi head broke fresh ground in several areas, including skillfully uniting superior air flow with larger valves. Now, a new company, Hammerhead Performance Engines,...
How to add 5hp to the race engine throughout the rev range:

How to add 5hp to the race engine throughout the rev range:

Each generation of induction technology continually evolves; here is the latest. Measuring two inches deep, Mike Androwick of Mike’s Racing Heads has introduced a new lightweight four-hole tapered spacer to suit all 4150-style mounting flanges. It accommodates a wide...
Lord of the Rings

Lord of the Rings

Competition piston rings and what the OEMs taught us. In our racing world we tend to think of ourselves as the elite corps. But in pistons and more particularly piston ring design, it is not our racing brains that are the driving force but those of the Original...