Precision optics designed for long range visibility with zero glare
3/16" thermocouple compression fitting to 1/8" NPT male thread
The hub is designed to use a 5 bolt brake rotor instead of the standard 8 bolt rotor
Complete with dial indicator and extra heavy duty springs for consistent readings
Nylon reusable bowl screw gaskets
COMP Cams Valve Spring Locators - Inside, Steel, .060 "Thick, 1.625 "O.D., .630 "I.D., .765 "Spring I.D. - (Set of 16) Valve Stem Precision optics designed for longMade from hardened steel, these locators use an inboard locating shoulder to center the seat and hold the spring in place. The 4775 features a 1. 540" OD and a . 640" ID that works well with our 996, 998, 26099 and 991 dual valve springs. Engine Valve Spring Seat ID Spring Seats, 1. 625 X 630 X 765The COMP Cams philosophy has never changed: make the highest performing products possible and lead the industry in technological development. One thing COMP