INLET VALVE KIT PSYCHIC MX INCLUDES 2 VALVES, 2 SPRINGS, RETAINERS & SEATS HONDA CRF250R 10-15

Kit features: All kits are sold with valve spring retainer seat to do complete replacement of either intake or exhaust side All components are manufactured under iso 9001 certified factories Nitride coated components to improve heat transfer and carbon build-up for increased valve train life Valve features: Forged one-piece construction to help with weight reduction and improved flow Performance valves receive a swirl polish, smooth stem treatment and are made of 12-2n/suh35ht stainless steel Spring feature: Springs are made of swosc-v material (oil-tempered steel wire) Some springs feature a progressive style design with more coils on one end of the spring Progressive springs are heavier on one end and should always be installed towards the bottom Non-progressive springs are paint marked and should be installed towards the top Seats and retainers Made from 4041 steel (select applications use 7075-t6 aluminium) Designed to work with psychic stainless steel valves and springs Inlet Valve Kit Psychic MX includes 2 valves, 2 Springs, Retainers & Seats