YAMAHA 350 YR5 PISTON RINGS (1) 278-11610-21 +0.50mm NOS

Genuine Yamaha R5 Piston Rings. 0.50 2nd Oversize. 278-11610-21 NOS

Yamaha R5 R5B R5C 350 1970-72 Piston ring set, + 0.75 oversize, 278-11610-31

Wossner 71.50mm Piston Ring RSB7150 Honda Kawasaki KTM Suzuki Yamaha

Wossner 72.50mm Piston Ring RSB7250 Honda Kawasaki KTM Suzuki Yamaha

Wossner 57.00mm Piston Ring RSB5700 Honda Kawasaki KTM Suzuki Yamaha

Wossner 70.25mm Piston Ring RSB7025 Honda Kawasaki KTM Suzuki Yamaha

Wossner 72.25mm Piston Ring RSB7225 Honda Kawasaki KTM Suzuki Yamaha