BOLD MAGENTA part numbers are new for 2024 ENGINE PARTS-UNLIMITED.COM OFFROAD | 2024 1237 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 TYPE HEAD DIAMETER OD X ID X HEIGHT PART # SUG. RETAIL HONDA CRF250R/X 04-17 Intake 34mm 1.339” x 1.024” x .375” 0926-1635 $8.95 CRF250R 04-09/X 04-16 Exhaust 29mm 1.142” x .827” x .375” 0926-1631 8.95 CRF250R 10-16 Exhaust 28mm 1.102” x .787” x .375” 0926-1630 8.95 CRF450R 02-08 Exhaust 35mm 1.378” x 1.024” x .434” 0926-1636 9.95 CRF450R 02-17 Intake 39mm 1.535” x 1.181” x .434” 0926-1638 9.95 CRF450R 09-12 Exhaust 34mm 1.339” x 1.024” x .375” 0926-1635 8.95 CRF450R 13-17 Exhaust 35mm 1.378” x 1.024” x .434” 0926-1636 9.95 KAWASAKI KX250F 04-16 Intake 32mm 1.260” x .945” x .374” 0926-1633 8.95 Exhaust 28mm 1.102” x .787” x .374” 0926-1630 8.95 KX450F 06-16 Intake 39mm 1.535” x 1.024” x .434” 0926-1638 9.95 Exhaust 35mm 1.378” x 1.024” x .434” 0926-1636 9.95 KLX450R 08-16 Intake 38.5mm 1.496” x 1.142” x .434” 0926-1637 9.95 Exhaust 34mm 1.339” x 1.024” x .375” 0926-1635 8.95 SUZUKI RM-Z250 04-16 Intake 32mm 1.260” x .945” x .374” 0926-1633 8.95 Exhaust 28mm 1.102” x .787” x .374” 0926-1630 8.95 DR-Z400 01-16 Intake 38mm 1.496” x 1.142” x .434” 0926-1637 9.95 Exhaust 32mm 1.260” x .945” x .374” 0926-1633 8.95 RM-Z450 05-06/08-14 Intake 38mm 1.496” x 1.142” x .434” 0926-1637 9.95 Exhaust 33mm 1.299” x .984” x .375” 0926-16344 8.95 YAMAHA WR250F 01-14/YZ250F 01-13 Intake 25mm .984”x .669”x .355” 0926-16291 7.95 Exhaust 28mm 1.102” x .787” x .374” 0926-16301 8.95 YZ450F 03-09,WR450F 03-16 Intake 29mm 1.142”x .827”x .375” 0926-16312 8.95 Exhaust 31mm 1.220”x .906”x .375” 0926-16322 8.95 YZ450F 10-13 Intake 39mm 1.535”x 1.181”x .434” 0926-16383 9.95 Exhaust 33mm 1.299”x .984”x .375” 0926-16343 8.95 1 YZ250F 01-13/WR250F 01-16 are 5-valve engines using three intake seats and two exhaust seats. 2 YZ450F 03-09 and WR450F 03-16 are 5-valve engines using three intake seats and two exhaust seats. 3 YZ450F 10-13 are 4-valve engines using two intake and two exhaust seats. 4 For RM-Z450 08-16 only. IRON ALLOY VALVE SEATS FOR STEEL VALVES •Premium valve seats for applications using steel valves •A specific combination of alloys allowed a creation of a high-density, iron-based valve seat with uniform hardness, exceptional thermal qualities and high resistance to wear and recession caused by microwelding •Only by using the latest developments in powdered metal technology were we able to blend these alloys to create a seat material with the qualities required for today’s engines •These seats have been tested on the track and street in high-rpm applications with leaded, unleaded, and oxygenated fuel, as well as methanol, ethanol, nitrous and forced induction applications •Sold each •Made in the U.S.A. NOTE: All applications listed use two intake and two exhaust seats, unless otherwise noted. NOTE: Verify size before ordering. 0926-1637 FITS MODEL PART # SUG. RETAIL HONDA CRF150R 07-17 0926-0651 $15.59 CRF250R/X 04-07 0926-0652 15.59 CRF250R 08-09 0926-0653 15.59 CRF450R 02-06 0926-0654 15.59 CRF450R 07-16 0926-0652 15.59 CRF450X 05-17 0926-0654 15.59 KAWASAKI KX250F 04-16 0926-0656 15.59 KLX400/SR 03 0926-0658 15.59 KLX450R 08-09 0926-0657 15.59 FITS MODEL PART # SUG. RETAIL KAWASAKI (CONT) KX450F 06-16 0926-0657 $15.59 SUZUKI RM-Z250 04-15 0926-0656 15.59 DR-Z400/S/SM/SL 00-16 0926-0658 15.59 RM-Z450 05-06 0926-0658 15.59 RM-Z450 07-09 0926-0655 15.59 YAMAHA WR450F 03-11 0926-0661 19.89 YZ450F 03-09 0926-0661 19.89 YZ450F 10-17 0926-0655 15.59 VALVE SEAL KITS • Made from premium Viton® material and offer superior oil control •Exhibit the least amount of parasitic drag and wear on the valve, giving greater life of the valve and better power •Fit OE valve and valve guide dimensions for many applications 0926-0651 0926-0658
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