MSD 8671 RPM Module Selector, 4.6K-6.8K

MSD RPM Module Selector #8671 NASCAR Xfinity 4600 TO 6800 RPM

MSD RPM Module 8671 4600-6800 IMCA IHRA NHRA WISSOTA Dirt Modified Mud Rat Rod

MSD RPM Module Selector 4.6K - 6.8K / 8671

MSD 8671 RPM Module Selector, 4.6K-6.8K

MSD 8671 RPM Module Selector Plastic Black 4600-6800 rpm 200 rpm Increments Ea

MSD Ignition RPM Module Selector 4600-6800 RPM Range Part 8671

(13) assorted MSD RPM chips for ignition box, NHRA, IHRA, Nascar, Hot Rod