Psychic Intake Valve Kit Fits:

KTM 250 SXF EXC-F 2005-2007

Kit features:

• All kits 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 21-2N/SUH35HT stainless steel

Spring features:

• 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 (selected applications use 7075-T6 aluminum)
• Designed to work with psychic stainless steel valves and springs

NOTE: Retains OEM keepers.