2021 Parts Unlimited Offroad

ENGINE parts-unlimited.com 2021 PARTS UNLIMITED OFFROAD BOLD MAGENTA part numbers are new for 2021 1104 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. 1 Replacement Cylinder Works Big Bore pistons. 2 Require two rings per piston. 4 Features new T‑box forgings and DLC‑coated wrist pins on forged pistons with highest compression ratios for increased strength and performance. FITS MODEL DIAMETER (MM) PISTON VERSION PISTON PART # RING SET PART # WRIST PIN PART # CIRCLIP PART # YAMAHA (C0NT) YZ250F 14‑15 76.95 Forged High Comp 0910-3348 - - - 76.96 Forged High Comp 0910-3349 - - - 76.97 Forged High Comp 0910-3350 - - - 76.95 Forged High Comp 0910-3351 0912-0634 - - 76.96 Forged High Comp 0910-3352 0912-0634 - - 76.97 Forged High Comp 0910-3353 0912-0634 - - YZ250F 14‑18, YZ250FX 15‑18, WR250F 18 (Big Bore) 79.96 Forged Big Bore 0910-3354 0912-0308 - - 79.97 Forged Big Bore 0910-3355 0912-0308 - - YZ250F 16‑18 79.96 Pro High Compression 0910-5189 - - - 79.97 Pro High Compression Big Bore 0910-5190 - - - YZ400F 98‑99/​WR400F 98‑00 91.93 Forged Replica 0910-1902 - - - YZ426F 00‑02/​WR426F 01‑02 94.93 Forged Replica - 0912-0321 - 0913-0060 YZ450F 03‑09/​WR450F 03‑14 (compression 12.5:1) 94.93 Forged Replica - 0912-0238 - 0913-0056 94.94 Forged Replica - 0912-0238 - 0913-0056 94.95 Forged Replica - 0912-0238 - 0913-0056 94.96 Forged Replica - 0912-0238 - 0913-0056 YZ450F 03‑09/​WR450F 03‑14 (high compression 13.5:1) 94.94 Forged High Comp 0910-2120 0912-0217 2 - 0913-0056 94.95 Forged High Comp - 0912-0217 2 - 0913-0056 94.96 Forged High Comp 0910-2129 0912-0217 2 - 0913-0056 YZ450F 03‑09/​WR450F 03‑14 (+2mm Big Bore) 96.96 Forged Big Bore 0910-2121 - - 0913-0056 YZ450F 03‑09/​WR450F 03‑14 (+3mm Big Bore) 97.96 Forged Big Bore 0910-1963 1 0912-0313 - 0913-0056 97.97 Forged Big Bore - 0912-0313 - 0913-0056 97.98 Forged Big Bore - 0912-0313 - 0913-0056 YZ450F 03‑09/​WR450F 03‑14 (+5mm Big Bore) 99.96 Forged Big Bore - 0912-0297 - 0913-0056 YZ450F 10‑13 96.93 Forged Replica - 0912-0352 0913-0110 0913-0056 96.94 Forged Replica - 0912-0352 0913-0110 0913-0056 96.95 Forged Replica - 0912-0352 0913-0110 0913-0056 96.96 Forged Replica - 0912-0352 0913-0110 0913-0056 YZ450F 10‑13 (high compression 13.5:1) 96.93 Forged High Comp - 0912-0582 0913-0110 0913-0056 96.94 Forged High Comp - 0912-0582 0913-0110 0913-0056 96.96 Forged High Comp - 0912-0582 0913-0110 0913-0056 YZ450F 10‑13 (high compression 13.6:1) 96.94 Forged High Comp 0910-2624 4 0912-0582 0913-0105 - YZ450F 10‑15 (+2mm Big Bore) 98.94 Forged Big Bore 0910-2575 - 0913-0110 0913-0056 98.95 Forged Big Bore - - 0913-0110 0913-0056 98.96 Forged Big Bore - - 0913-0110 0913-0056 YZ450F 14‑16, WR450F 16‑18 96.93 Forged Replica 0910-3396 - 0913-0110 0913-0056 96.94 Forged Replica 0910-3397 - 0913-0110 0913-0056 96.95 Forged Replica 0910-3398 - 0913-0110 0913-0056 96.93 Forged High Comp 0910-3399 - 0913-0110 0913-0056 96.94 Forged High Comp 0910-3400 - 0913-0110 0913-0056 96.95 Forged High Comp 0910-3401 - 0913-0110 0913-0056 96.94 Forged High Comp 0910-3403 - 0913-0110 0913-0056 YZ450F 18‑19, WR450F 19‑20 96.95 Forged Replica 0910-5191 - - - 96.96 Forged Replica 0910-5192 - - - 96.97 Forged Replica 0910-5193 - - - 96.95 Forged High Compression 0910-5194 - - - 96.96 Forged High Compression 0910-5195 - - - 96.97 Forged High Compression 0910-5196 - - - 96.95 Forged Race 0910-5197 - - - 96.96 Forged Race 0910-5198 - - - 96.97 Forged Race 0910-5199 - - - PISTON KITS, RINGS, WRIST PINS AND CIRCLIPS (CONT)