KRC Female Thread Chaser 5/8-18" Thread Steel Black Oxide - Each 22532810 All Performer and Performer RPM

All Performer and Performer RPM B/B Chevy heads have spark plugs relocated closer to center of bore which will interfere with high-dome pistons for open chamber heads

Installs easily with little to no drilling or trimming required

Single stage fan control thermostat with 190 degreesF turn-on temperature

Bolts On Carb

The accuracy and simplicity of the Hex-A-Just system will save you hours of valuable set-up time

KRC Female Thread Chaser 5/8-18" Thread Steel Black Oxide - Each 22532810 All Performer and Performer RPMProduct Description: Thread Chaser 5 8 18 in Female Thread Steel Black Oxide Universal Sold Individually Kluhsman Racing Components we are constantly striving to drive forward and always go the extra mile. KRC Racing now proudly serves 60+ distributors across the United States and we are still growing everyday. Kluhsman Racing Components offers unique racing parts, accessories and specialty tools.