BOLD MAGENTA part numbers are new for 2025 PARTS-UNLIMITED.COM 2025 | OFFROAD ENGINE ENGINE 1238 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”. FITS MODEL PART # HONDA CRF250R 04-07 0926-25761 FITS MODEL PART # HONDA (CONT) CRF450R 02-06 0926-25791 1 Titanium and stainless valves. PRO VALVE KITS •Kitted sets of intake and exhaust valves designed to match the OEM material specifications for drop-in compatibility (no need to reconfigure spring pack from OEM specs) • Valves are constructed of either Tensilite Titanium and Black Diamond Stainless Steel •All valves are one-piece forged and designed using Finite Element Analysis (F.E.A.) software •Explicitly designed and engineered for each application to meet and exceed manufactures’ specifications •Made in the U.S.A. FITS MODEL INTAKE KIT PART # EXHAUST KIT PART # HONDA CRF250L 13-20 0926-3303 - CRF250R 04-07 0926-24272 0926-24332 CRF250R 08-09 0926-24272 0926-24342 CRF250R 10-15 0926-24322 0926-24352 CRF250R 16-17 0926-2932 0926-2933 CRF250X 04-17 0926-24272 0926-24332 CRF250R/RX 18-21 0926-3373 0926-3374 CRF450R 02-06 0926-2428 0926-2436 CRF450R 07-08 0926-2428 0926-2437 CRF450R 09-12 0926-2430 - CRF450R/RX/WE 17-22 0926-3194 0926-3195 CRF450X 05-17 0926-2429 0926-2438 HUSQVARNA 450 (all) 13-18 0926-3196 - KAWASAKI KX250F 04-16 0926-2439 0926-2444 KX250F 17-19 0926-3198 0926-3199 KX250 20-23 0926-3371 0926-3372 KX250X 21-23 0926-3371 0926-3372 KX450F 06-08 0926-2440 0926-2445 KX450F 09-16 0926-2441 - FITS MODEL INTAKE KIT PART # EXHAUST KIT PART # KTM 250 SX-F/XC-F/XCF-W 08-12 0926-2467 0926-2468 All RFS Engines 400-560cc 00-09 (won’t fit RF-4 twin cam) 0926-2463 0926-2464 SUZUKI RM-Z250 07-17 0926-2449 0926-2454 RM-Z450 05-06 0926-2448 0926-2455 YAMAHA WR/YZ250F 02-13 0926-24571 0926-24582 WR250F/YZ450FX 20-22 0926-3192 0926-3193 YZ250F 19-22 0926-3192 0926-3193 WR450F 03-15 0926-24591, 2 0926-24602 YZ450F 03-09 0926-24591, 2 0926-24602 YZ450F 10-13 0926-2461 0926-2462 YZ450F 14-19/YZ450FX 16-20 0926-2732 0926-2733 1 Three-valve kit. 2 Kits include valve seals. STAINLESS VALVE AND SPRING KITS •Stainless steel conversion kits include only what’s needed to convert your head to the long-life stainless steel Black Diamond intake valves •Extend the life of the valve train and intake components by as much as 4x over the OEM titanium parts • Valves are designed to not only offer the best lifespan over OEM, but also designed to flow and perform better than OEM components •Kits include forged one-piece stainless steel intake valves, wound chrome-silicon heat-treated wire valve springs, ultra-light titanium retainers and hardened steel bases (Yamaha YZ250F 14-18 kits come with titanium valves) •Components are created using Finite Element Analysis (F.E.A.) software, as well as proprietary camshaft analysis and spring design software to ensure consistent performance and accurate designs •Specifically designed and engineered for each application •Made in the U.S.A.
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