WOSSNER PISTON KIT YAM 350 R5 65.50, WOSSNER 8221D150

Piston kit 65.50mm Bore 65.43 Wossner 8221D150 (+1.50mm) YAMAHA
350 R5 1973 - 1975, Wossner forged pistons are superior in strength and design. Engineered to provide the best possible path for combustion chamber heat transfer to cylinder walls. Elliptically designed to provide a more uniform bearing surface under piston heat expansion, eliminating localized pressure and distributing thrust loads more evenly, thereby preventing piston collapse. Made in Germany. Part No. 56-W9898.150.WO (oro2u.com)
YAMAHA 350 R5 1973-1975,
WOSSNER PISTON KIT 8221D150 O/S +1.50 BORE 65.50mm

Cross reference numbers ONLY.
Clips. CW16, Pin.
WP027, Rings. RSB6550 x 2 Display (cm3) 347
Hub stroke (mm) 54.00
Clearance (mm) 0.07
Wossner compression Ratio: 2 stroke
OEM Compression ratio: 2 stroke
Dome volume (cm3) -
Compression height (mm) 36.00
Theorectical weight (G)