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 TRANSER & CARBON BUILD-UP FOR INCREASED VALVE TRAIN LIFE
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)
Part numbers in this product:
XU-09509IK | XU-09530IK | XU-09531IK | XU-09536IK | XU-09535IK | XU-09527IK | XU-09545IK | XU-09526IK | XU-09523IK | XU-09502IK | XU-09533IK | XU-09503IK | XU-09515IK | XU-09539IK | XU-09552IK | XU-09164IK | XU-09528IK | XU-09550IK | XU-09551IK | XU-09555IK | XU-09549IK | XU-09556IK | XU-09541IK | XU-09554IK | XU-09522IK | XU-09519IK | XU-09562IK | XU-09524IK
