COMP Cams Valve Seals - Positive Stop Teflon - .530" Guide - 5/16" - (Set of 16) 28120BK Increases tractionVehicle Applications: 2015-2017 S550

Increases tractionVehicle Applications: 2015-2017 S550 Mustangs Vehicle Applications: 2015-2017 S550 Mustangs

Premium quality Nomex® and premium leather are used along with a reinforced leather palm

Reinforced Toe / Heel

Clutches / Bands / Filter / Gaskets / Seals

Spring Cup O

COMP Cams Valve Seals - Positive Stop Teflon - .530" Guide - 5/16" - (Set of 16) 28120BK Increases tractionVehicle Applications: 2015-2017 S550COMP's Positive Stop PTFE valve seals offer more clearance for dual springs with better sealing than O ring or umbrella seals. These 500 seals have a . 630" outer diameter and fit applications with 5 16" valves and . 530" OD valve guides. The COMP Cams philosophy has never changed: make the highest performing products possible and lead the industry in technological development. One thing COMP Cams has never forgotten: Performance is defined by what