Filters
Manley 42443-1
Manley Valve Spring Seat, CUP ID PRO; Manley Valve Spring Seat, SPRING-CUP ID PRO
Competition Cams 4759-1
ID Spring Locator - 1.550" OD, .570" ID, .040" Thickness; Made from hardened steel, this locator uses an inboard locating shoulder to center the seat and hold the spring in place. The 4759 features a 1.550" OD and a .570" ID that works well with our 917 dual valve springs.
Manley 42443-16
Manley Valve Spring Seat, ring Cup - ID PRO; Manley Valve Spring Seat, SPRING CUP-ID PRO
Competition Cams 4759-16
ID Spring Locator Set of 16 - 1.550" OD, .570" ID, .040" Thickness; Made from hardened steel, these locators use an inboard locating shoulder to center the seat and hold the spring in place. The 4759 features a 1.550" OD and a .570" ID that works well with our 917 dual valve springs.