BOLD MAGENTA part numbers are new for 2025 PARTS-UNLIMITED.COM 2025 | OFFROAD PISTON & PISTON KITS PISTON & PISTON KITS 1338 HIGH-PERFORMANCE 4-STROKE PISTON KITS BY CP PISTONS •Moose Racing pistons feature X-style forgings and fully boxed-style (race pistons) forgings for ultimate strength, minimized friction, durability, power, and weight reduction •We are proud to introduce our Pro Race Piston kits for select models •The Pro Race Piston increases the durability by reducing the stresses in the pin bore area •The Pro Race Piston allows the pin to flex while removing stress from the area •Full radius dome designs maximize quench while eliminating hot spots that promote detonation •Internal bracing maximizes durability while decreasing friction in the pin assembly •Fully boxed style (race pistons) forgings come standard with skirt coating which reduces friction, which in turn reduces heat (these are called out in the application chart) •Our race piston kits include a DLC pin; this technology has been proven and used because of its high resistance to abrasive wear, which extends the service life and reliability under extreme conditions •Each Moose Racing piston kit includes a high-performance piston, wrist pin, rings and circlips •Gaskets are available from Moose Racing in GASKETS & SEALS section •Made in the U.S.A. NOTE: Be sure to use race fuel with some applications (called out in chart). 0910-6468 0910-6514 0912-0240 0913-0071 0913-0095 FITS MODEL BORE SIZE PISTON KIT PART # REPL.WRIST PIN PART # REPL. CIRCLIPS PART # REPL. RINGS PART # HONDA CRF150 13:1 07-18 (Designed for aftermarket flat valves) 66 mm std bore 0910-6468 - - 0912-0240 CRF250 13.5:1 02-08 78 mm std bore 0910-6465 - 0913-0071 0912-0239 CRF250 14.25:1 10-13 Race Piston 76.8 mm std bore - - 0913-0071 - CRF250 14.:1 14-15 Race Piston 76.8 mm std bore - - 0913-0071 - CRF250R 14:1 16-17 Race Piston 76.8 mm std bore - - 0913-0071 - CRF250R 14.5 16-17 Pro Race Piston 76.8 mm std bore - - 0913-0071 - CRF250R 14::1 18-19 79 mm 0910-6513 0913-00951 0913-0071 0912-0756 CRF250R 14.:1 18-19 79 mm 0910-6518 - 0913-0071 0912-0756 CRF250R 14.2:1 18-19 Pro Race Piston 79 mm 0910-6519 - 0913-0071 0912-0756 CRF250R 14:2:1 Pro Race Piston 18-19 79 mm 0910-6519 - 0913-0071 0912-0756 CRF250R 14:1 20-24 79 mm 0910-6513 - 0913-0071 - CRF250R 14:1 20-24 Pro Race Piston 79 mm 0910-6514 - 0913-0071 - CRF450R 12.5:1 02-08 96 mm std bore 0910-6466 0913-0063 0913-0072 0912-0247 CRF450R 13.0:1 02-08 96 mm std bore 0910-6467 0913-0063 0913-0072 0912-0247 CRF450R 13.5:1 02-08 Race Piston 96 mm std bore 0910-6486 - 0913-0072 0912-0247 CRF450 14:1 02-08 Race Piston 96 mm std bore 0910-6482 - 0913-0072 0912-0247 CRF450 12.5:1 09-16 96 mm std bore 0910-6479 0913-0063 0913-0072 0912-0247 CRF450 13:1 09-16 96 mm std bore 0910-6480 0913-0063 0913-0072 0912-0247 CRF450R 13.5:1 09-16 Race Piston 96 mm std bore 0910-64872, 3 0913-00951 0913-0072 0912-0247 CRF450R 13.5:1 17-24 Race Piston 96 mm std bore 0910-65022, 3 - - 0912-0754 CRF450R 14:1 17-24 Race Piston 96 mm std bore 0910-65062, 3 - - 0912-0754 CRF450R 14.3:1 17-24 Full Race Pro 96 mm std bore 0910-65062, 3 - 0913-0072 0912-0602 HUSQVARNA FC 250 14.7:1 16 Pro Race Piston 78 mm std bore 0910-6499 - 0913-0071 0912-0239 FC 450 13.5:1 16 Pro Race Piston 95 mm std bore 0910-6500 0913-0063 0913-0072 0912-0603 KAWASAKI KX250F 13.5:1 05-09 77 mm std bore 0910-6470 - 0913-0071 0912-0241 KX250F 13.5:1 10-16 Pro Race Piston 77 mm std bore 0910-64912 - 0913-0071 0912-0241 KX250F 14.2:1 17-19 Pro Race Piston 77 mm std bore 0910-65012, 3 - 0913-0071 0912-0241 KX250 14:5:1 20 Race Piston 77 mm std bore 0910-6515 - 0913-0071 0912-0239 KX450F 13:1 04-08 96 mm std bore 0910-6471 0913-0063 0913-0072 0912-0247 KX450F 13:1 09-18 96 mm std bore 0910-6481 0913-0063 0913-0072 0912-0247 KX450F 13.5:1 09-18 Pro Race Piston 96 mm std bore 0910-6498 0913-00951 0913-0072 0912-0602 1 DLC wrist pins. 2 Piston comes with standard skirt coating. 3 Use race fuel only.
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