Psychic Mx Components Products XU-09526EK Replacement Exhaust Valve Kit

KIT FEATURES:.
All kits sold with replacement valve, spring, retainer, seat to do complete replacement of either intake or exhaust side.
All components are manufactured under fits Iso™ 9001 certified factories.
Nitride coated components to improve heat transer & carbon buildup for increased replacement valve train life.
replacement valve FEATURES:.
Forged one-piece construction to help with weight reduction & improved flow.
Performance valves receive a swirl polish, smooth stem treatment, and are made of 21-2n/suh35ht stainless steel.
SPRING FEATURES:.
Springs are made of swosc-v material (oil-tempered steel wire).
Some springs fearture 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 & RETAINERS:.
Made from 4041 steel (select applications use 7075-t6 aluminum).
Designed to work with psychic stainless steel valves and springs.

This item fits H-D the following vehicle applications:
fits HON CRF250R 2008-2009