2021 Parts Unlimited Offroad

ENGINE parts-unlimited.com 2021 PARTS UNLIMITED OFFROAD BOLD MAGENTA part numbers are new for 2021 1088 DISCLAIMER: NOT LEGAL FOR SALE OR USE IN CALIFORNIA ON ANY POLLUTION CONTROLLED MOTOR VEHICLES. SEE PAGE 4 FOR IMPORTANT EMISSION DEFINITIONS AND REGULATORY COMPLIANCE AND WARRANTY INFORMATION. CYLINDER HEAD SERVICE KITS (CONT) 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 4 titanium valve spring retainers, 4 CrSi valve springs (2 intake/2 exhaust), 4 H.T. steel base washers, Black Diamond ™ valves (2 intake/2 exhaust), C630 valve guides, top‑end gasket kit 0926-3233 $548.95 YZ450F 06‑09, WR450F 07‑15 Max valve lift (intake/​exhaust) .380”, installed height 1.105”, seat pressure 39 lb., open pressure 86 lb. 5 titanium retainers, 5 valve springs, 5 steel base washers, White Diamond ® valves (3 intake/2 exhaust), 5 C630 valve guides, top‑end gasket kit 0926-3131 553.95 YZ450F 14‑19, YZ450FX 16‑20 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 381.95 FITS MODEL PART # SUG. RETAIL HONDA CRF250R 04‑07/​CRF250X 04‑15 0926-3289 $479.95 CRF450R 02‑08 0903-1584 479.95 CRF450R 07‑08 0903-1595 479.95 CRF450X 05‑17 0903-1585 479.95 SUZUKI DR‑Z400 00‑20 0926-3290 479.95 FITS MODEL PART # SUG. RETAIL YAMAHA YZ250F 14‑16 0903-1304 $581.95 Repl. rings for PART #0903‑1304 0912-0664 27.95 WR450F 03‑06 0903-1588 584.95 WR450F 07‑15 0903-1589 584.95 YZ450F 03‑05 0903-1588 584.95 YZ450F 06‑09 0903-1589 584.95 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. They are NOT compatible with OEM components and should ONLY be used with components in the kit. 0903‑1584 0903‑1588