The vertex piston ring set for yamaha yfm350 fh 4x4 1999 is part of the latest collection from vertex.Features: replacement piston rings nitride coated or chrome plated, increasing wear resistance and extending durability specifications: piston diameter metric: 82.95 Mm piston diameter: 82.95 Mm piston size metric: standard piston size: standard product name: piston ring research value: level 2 riding style: atv ring material: cast nitride coated steel units: set to fit: yamaha yfm 350 fh 1999 big bear hunter american models yamaha yfm 350 fwb 1997 big bear maine & new hampshire american models yamaha yfm 350 fwb 1997 big bear american models yamaha yfm 350 fwb 1998 big bear american models yamaha yfm 350 fwb 1999 big bear american models yamaha yfm 350 fwx 1999 big bear american models yamaha yfm 350 fw 1987 big bear american models yamaha yfm 350 fw 1988 big bear american models yamaha yfm 350 fw 1989 big bear american models yamaha yfm 350 fw 1990 big bear american models yamaha yfm 350 fw 1991 big bear american models yamaha yfm 350 fw 1992 big bear maine & new hampshire american models yamaha yfm 350 fw 1992 big bear american models yamaha yfm 350 fw 1993 big bear maine & new hampshire american models yamaha yfm 350 fw 1993 big bear american models yamaha yfm 350 fw 1994 big bear maine & new hampshire american models yamaha yfm 350 fw 1994 big bear american models yamaha yfm 350 fw 1995 big bear maine & new hampshire american models yamaha yfm 350 fw 1995 big bear am...