Honda ATC 200 M (1984, 1985). Honda ATC 200 X (1983, 1984, 1985). Honda TRX 200 (1981,1982, 1983, 1984, 1985). Honda ATC 185 (1980, 1981, 1982, 1983) with 65mm Big Bore kit.
Honda ATC 200 E Big Red (1982, 1983). The ATC185 standard bore was 63mm. This kit includes a 65mm piston so if your 185 still has a 63mm bore you have to bore your cylinder for the 65mm piston. Wiseco does not offer a standard 63mm bore piston for the ATC185.
Bore - Actual: 65.00mm Stroke: 57.80mm Compression Ratio - Actual: 10.25:1. 4362M06500 - Wiseco Piston 10.25:1 CR. CW15 - 15mm Round Wire Locks - Set of Two. 2559XC - 65.00 mm Ring Set.
S522 - Piston Pin 15mm x 2.205 NonChromed TW. W5056 - Top End Gskt Kit.