Dual Ring Piston Kit Yamaha R5 / R5B / R5C Air Cooled '70-72 YAMAHA-WR-250-F-2008 ALL PISTON KITS INCLUDE PISTON

ALL PISTON KITS INCLUDE PISTON

Two stroke rods include high quality top end bearing

Manufactured to exacting tolerances from premium materials

NOTE: THIS PISTON IS A LIGHTER WEIGHT DESIGN FOR RACING ONLY

and washers where needed

Dual Ring Piston Kit Yamaha R5 / R5B / R5C Air Cooled '70-72 YAMAHA-WR-250-F-2008 ALL PISTON KITS INCLUDE PISTONALL PISTON KITS INCLUDE PISTON, RINGS, WRIST PIN, AND RETAINING CLIPS UNLESS NOTED. REPLACEMENT COMPONENTS LISTED BELOW NO REED HOLES ITEM BORE SIZE PISTON SIZE RING RING QTY NEEDED CLIP WRIST PIN SE BEARING 8221DA 64. 00 63. 93 RSB6400 2 CW16 WP027 N1014 8221D025 64. 25 64. 18 RSB6425 2 8221D050 64. 50 64. 43 RSB6450 2 8221D075 64. 75 64. 68 RSB6475 2 8221D100 65. 00 64. 93 RSB6500 2 8221D125 65. 25 65. 18 RSB6525 2 8221D150 65. 50 65. 43 RSB6550 2