2021 Parts Unlimited Offroad

ENGINE parts-unlimited.com 2021 PARTS UNLIMITED OFFROAD BOLD MAGENTA part numbers are new for 2021 1056 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. HIGH-PERFORMANCE PISTONS (CONT) FITS MODEL BORE (MM) X STROKE (MM) DISPL. (CC) BORE SIZE (MM) OVER SIZES (MM) PK KIT PART # PISTON PART # REPL. RING SET PART # REPL. CIRCLIPS PART # REPL. WRIST PIN PART # TOP‑END BEARING PART # KAWASAKI 4‑STROKE (CONT) KX250F 15‑16 77 250 77 STD - - 0912-0140 - - - 14.5:1 High Compression x ArmorGlide skirt coated 53.6 KLX300 97‑06 78 292 78.0 STD - 4630M07800 - CW17 - - 11:1 Compression x *Electrofusion Bore ‑ Cylinder sleeving or 61.2 replating required for oversizes KLX400 03‑04 90 398 90.0 STD 0903-0734 4713M09000 - CW20 - - 12:1 Stock Compression x 62.6 KLX400 03‑04 90 398 90.0 STD 0903-0736 4714M09000 - CW20 - - 13.5:1 Compression x 92.0 2.0 62.6 KLX400 03‑04 (all) 94.5 440 94.5 4.50 - 0910-0768 - CW20 - - 440cc Big Bore Piston x 12.5:1 Compression 62.6 ArmorGlide skirt coated *Nikasil Bore ‑ Cylinder sleeving or big bore cylinder required KLX450R 08‑09 96 449 96.0 STD - 0910-0769 0912-0122 CW19 0913-0012 - 12:1 Compression x Cylinder boring and replating required for 62.1 oversizes. ArmorGlide skirt coated KLX450R 08‑09 96 449 96.0 STD - 0910-0771 0912-0122 CW19 0913-0012 - 13:1 Compression x Cylinder boring and replating required for 62.1 oversizes. ArmorGlide skirt coated KX450F 06‑08 96 449 96.0 STD 0903-0575 0910-0769 0912-0122 CW19 0913-0012 - 12:1 Compression x Cylinder boring and replating required for 62.1 oversizes. ArmorGlide skirt coated KX450F 06‑08 96 449 96.0 STD 0903-0576 0910-0771 0912-0122 CW19 0913-0012 - 13:1 Compression x Cylinder boring and replating 62.1 required for oversizes. ArmorGlide skirt coated KX450F 09‑12 96 449 96.0 STD 0903-0936 0910-2935 0912-0122 CW19 0913-0012 - 12.5:1 Stock Compression x ArmorGlide skirt coated 62.1 KX450F 09‑12 96 449 96.0 STD 0903-0935 0910-2942 0912-0122 CW19 0913-0012 - 13.5:1 High Compression x ArmorGlide skirt coated 62.1 KX450F 13‑14/16‑18 96 449 96 STD - 0910-3172 0912-0122 CW19 0913-0012 - 12.5:1 Stock Compression x 62.1 KX450F 15 96.03 449 96.03 STD - 0910-3942 0912-0122 CW19 0913-0012 - 13.5:1 High Compression x ArmorGlide skirt coated 62.3 KLX650C 93‑95 100 ‑ 100.0 STD - 0910-3949 - - - - KLX650R 96‑01 x 100.5 - 0910-3950 - 9.5:1 Stock Compression 82 KTM/​COBRA/​ACTION/​LEM W/ MORINI ENGINE KTM, LEM 87‑99 39 50 39 STD - 0910-1692 - CW12 0913-0014 - Cobra, Cobra Action 87‑99 x 50cc, Reed 41.7 Pro‑Lite *Will not fit King Cobra model KTM 2‑STROKE 50 SX LC 01‑08 39.5 49 39.5 STD - 803M03950 - CW12 0913-0014 B1041 50 Mini Adventure 02‑08 x 41.5 2.0 - 803M04150 - Pro‑Lite 40 *Nikasil Bore ‑ Cylinder sleeving or replating required for oversizes 50 SX 09‑20 39.5 49 39.5 STD - 0910-3963 - CW12 0913-0014 - x 40