BOLD MAGENTA part numbers are new for 2023 PISTON & PISTON KITS PARTS-UNLIMITED.COM OFFROAD | 2023 1135 Standard Piston X Style Race Piston 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, minimizing 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) 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) 66mm std bore 0910-1096 - 0913-0073 0912-0240 CRF250 13.5:1 02-08 78mm std bore 0910-1093 0913-0062 0913-0071 0912-0239 CRF250 14.25:1 10-13 Race Piston 76.8mm std bore - 0913-00933 0913-0071 - CRF250 14.00:1 14-15 Race Piston 76.8mm std bore - 0913-00933 0913-0071 - CRF250R 14:1 16-17 Race Piston 76.8mm std bore - 0913-00933 0913-0071 - CRF250R 14.5 16-17 Race Piston Pro 76.8mm std bore - 0913-00933 0913-0071 - CRF250R 14:0:1 18-19 79mm 0910-5305 0913-02903 0913-0071 0912-0756 CRF250R 14:2:1 Race Piston Pro 18-19 79mm 0910-5306 0913-02903 0913-0071 0912-0756 CR250R 14:0:1 20- 21 79mm 0910-6004 0913-02903 0913-0071 0912-0756 CRF250R 14:0:1 20-21 Race Piston Pro 79mm 0910-6005 0913-02903 0913-0071 0912-0756 CRF250R 14.0:1 18-19 79mm 0910-5305 0913-02903 0913-0071 0912-0756 CRF250R 14.2:1 18-19 Race Piston Pro 79mm 0910-5306 0913-02903 0913-0071 0912-0756 CRF450R 12.5:1 02-08 96mm std bore 0910-1094 0913-0063 0913-0072 0912-0247 CRF450R 13.0:1 02-08 96mm std bore 0910-1095 0913-0063 0913-0072 0912-0247 CRF450R 13.5:1 02-08 Race Piston 96mm std bore 0910-24381, 2 0913-00953 0913-0072 0912-0247 CRF450 14.0:1 02-08 Race Piston 96mm std bore 0910-17141, 2 0913-00953 0913-0072 0912-0247 CRF450 12.5:1 09-16 96mm std bore 0910-1123 0913-0063 0913-0072 0912-0247 CRF450 13.0:1 09-16 96mm std bore 0910-1124 0913-0063 0913-0072 0912-0247 FITS MODEL BORE SIZE PISTON KIT PART # REPL. WRIST PIN PART # REPL. CIRCLIPS PART # REPL. RINGS PART # HONDA (CONT) CRF450R 13.5:1 09-16 Race Piston 96mm std bore 0910-24391, 2 0913-00953 0913-0072 0912-0247 CRF450R 13.5:1 09-16 Race Piston 96mm std bore 0910-4145 0913-00953 0913-0072 0912-0602 CRF450R 13.5:1 17-22 Race Piston 96mm std bore 0910-51242 0913-00953 0913-0289 0912-0754 CRF450R 14.0:1 17-22 Race Piston 96mm std bore 0910-51251, 2 0913-00953 0913-0289 0912-0754 CRF450R 14.3:1 17-22 Full Race Pro 96mm std bore 0910-57121, 2 0913-00953 0913-0072 0912-0602 HUSQVARNA FC 250 14.7:1 16 Race Piston Pro 78mm std bore 0910-4147 0913-0062 0913-0071 0912-0239 FC 450 13.5:1 16 Race Piston Pro 95mm std bore 0910-4148 0913-0063 0913-0072 0912-0603 KAWASAKI KX250F 13.5:1 05-08 77mm std bore 0910-1101 0913-0062 0913-0071 0912-0241 KX250F 13.5:1 09 77mm std bore 0910-1276 0913-0062 0913-0071 0912-0241 KX250F 13.5:1 10-16 Race Piston 77mm std bore 0910-20072 0913-00933 0913-0071 0912-0241 KX250F 14.2:1 17-19 Race Piston 77mm std bore 0910-46511, 2 0913-00933 0913-0071 0912-0241 KX250 14:5:1 20 Race Piston 77mm std bore 0910-6006 0913-02903 0913-0071 0912-0239 KX450F 13:1 04-08 96mm std bore 0910-1102 0913-0063 0913-0072 0912-0247 KX450F 13.0:1 09-18 96mm std bore 0910-1125 0913-0063 0913-0072 0912-0247 KX450F 13.5:1 09-18 Race Piston Pro 96mm std bore 0940-2014 0913-00953 0913-0072 0912-0602 KX450F 12.5:1 19-22 Piston 96mm std bore 0910-5709 0913-0292 0913-0072 0912-0602 KX450F 13.5:1 19-22 Piston 96mm std bore 0910-5710 0913-0063 0913-0072 0912-0602 KX450F 14.0:1 19-22 Race Piston Pro 96mm std bore 0910-5711 0913-0293 0913-0072 0912-0602 DLC Pin • 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, circlips and a top-end gasket kit • Replacement gaskets 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). 1 Use race fuel only. 2 Piston comes standard with skirt coating. 3 DLC wrist pins. Gasket Kit HIGH-PERFORMANCE 4-STROKE PISTON KITS BY CP PISTONS continued on next page.
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