Wiseco standard / stock 74.00mm bore piston kit. 13:1 Compression ratio. Includes piston, set of rings, pin, pair of c-clips.
ITEM FITS:
1999-2003 Yamaha YFZ-R1
2001-2005 Yamaha FZ1
13:1 Comp. Ratio
(1) 4707M07400
Wiseco standard / stock 74.00mm bore piston kit. 13:1 Compression ratio. Includes piston, set of rings, pin, pair of c-clips.
ITEM FITS:
1999-2003 Yamaha YFZ-R1
2001-2005 Yamaha FZ1
13:1 Comp. Ratio
(1) 4707M07400