Upgrade your '99-'06 Twin Cam engine (except '06 Dyna) with the Feuling Parts HP+® Chain Drive Conversion Kit, designed to replace outdated mechanical cam and tensioner systems with a modern hydraulic tensioner setup. This comprehensive kit delivers enhanced performance and reliability for your motorcycle. Description The Feuling HP+® Chain Drive Conversion Kit not only updates your engine but also improves its efficiency. Experience a significant reduction in engine temperatures, with a decrease of 25°-35°F. Benefit from a notable increase in oil pressure, gaining an additional 15-30 PSI. This kit effectively eliminates wet sumping, blow-by, and oily air cleaners, ensuring a cleaner and more efficient running engine. The conversion camshafts are designed for '99-'06 Twin Cam engines, utilizing '99-'06 inner cam journals and '07-'16 outer cam journals. This allows compatibility with '07-'16 camplates, oil pumps, hydraulic chain tensioners, and chain drive systems. Installation is straightforward, with all necessary components included. Features & highlights Significantly reduces engine temperatures by 25°-35°F for cooler operation. Increases oil pressure by 15-30 PSI for improved lubrication. Eliminates wet sumping, blow-by, and oily air cleaners for a cleaner engine. Includes Reaper® series camshafts for enhanced performance. Features HP+® hydraulic roller lifters for reliable valve train operation. Comes with quick install adjustable pushrods for easy setup. Ensures compatibility with '07-'16 components for a seamless upgrade. Technical specifications Brand: Feuling Parts Type: Chain Conversion Kit Grind: 543 Series Intake Open: 15° Intake Close: 43° Intake Duration: 238° Intake Lift: 0.543" Intake Lift at TDC: 0.160" Intake Lobe Centerline: 104° Exhaust Open: 56° Exhaust Close: 12° Exhaust Duration: 248° Exhaust Lift: 0.553" Exhaust Lift at TDC: 0.140" Exhaust Lobe Centerline: 112° Important to know This kit is designed for '99-'06 Twin Cam engines, except for '06 Dyna models.