BOLD MAGENTA part numbers are new for 2024 PARTS-UNLIMITED.COM 2024 | OFFROAD ENGINE TOP-END SERVICE KITS •These kits give your bike a performance boost •Kits include all necessary parts for a complete top-end service/rebuild: pistons, piston rings, piston pins, gaskets, valves and valve springs •Pistons fully machined from 2618 aluminum alloy with a performance skirt coating •Black Diamond™ or White Diamond™ engine valves (depending on application) • Lightweight racing valve springs kit with titanium valve spring retainers, dual springs and H.T. steel base washers (springs are suitable for use with high-performance cams) • All necessary gaskets, seals and O-rings included •Sold as a complete kit NOTE: The pistons, rings, valve and pin clips in this kit are designed to work together as a system.The are NOT compatible with OEM components and should ONLY be used with components in the kit. FITS MODEL PART # SUG. RETAIL HONDA CRF250R 04-07/CRF250X 04-15 0926-3289 $550.95 CRF450R 02-08 0903-1584 550.95 CRF450R 07-08 0903-1595 550.95 CRF450X 05-17 0903-1585 550.95 SUZUKI DR-Z400 00-20 0926-3290 550.95 FITS MODEL PART # SUG. RETAIL YAMAHA YZ250F 14-16 0903-1304 $610.95 WR450F 03-06 0903-1588 613.95 WR450F 07-15 0903-1589 613.95 YZ450F 03-05 0903-1588 613.95 YZ450F 06-09 0903-1589 613.95 0903-1584 0903-1588 1232 DISCLAIMER: *EMIS (EMISSIONS CATEGORIZATION CODE). SEE PAGES 4-6 FOR CATEGORY CODES, IMPORTANT EPA/CARB EMISSION DEFINITIONS AND REGULATORY COMPLIANCE AND NOTICE REGARDING NOISE REGULATIONS. PRODUCTS NOT LEGAL FOR SALE OR USE IN CALIFORNIA ON ANY POLLUTION CONTROLLED MOTOR VEHICLES IF NOT CATEGORIZED AS “1” OR “4”. DESCRIPTION SPECIFICATIONS KIT CONTENTS PART # SUG. RETAIL YAMAHA WR250F 01-13, YZ250F 01-13 Max valve lift (intake/exhaust).380”, 1.105” installed height, 39 lb. seat pressure, 86 lb. open pressure, .380” max lift 5 titanium valve spring retainers, 5 CrSi valve springs (3 intake/2 exhaust), 5 H.T. steel base washers, Black Diamond™ valves (3 intake/2 exhaust), C630 valve guides, top-end gasket kit 0926-3233 $556.95 YZ450F 14-19, YZ450FX 16-20, WR450F 16-21 Max valve lift (intake/exhaust) .450”, installed height 1.185”, seat pressure 46 lb., open pressure 155 lb. 4 titanium retainers, 4 valve springs, 4 steel base washers,White Diamond® intake/exhaust valves (2 each), 4 C630 valve guides, top-end gasket kit 0926-3132 418.95 CYLINDER HEAD SERVICE KITS (CONT)
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