WOSSNER

Wossner Pro Series forged 4-stroke piston kit built for strong ring seal, smoother break-in and quiet engine operation. Designed with friction-reducing skirt coating and improved wrist pin lubrication features for durability under load.

• Kit contents: piston, ring set, wrist pin and retaining clips
• Specs: 77.00 mm bore / 76.95 mm piston size, 13.7:1 compression
• Design: coated skirt + enhanced pin oiling slots for reduced wear

Wossner Pro Series forged 4-stroke piston kit designed for strong performance, clean ring seal and reliable lubrication. Lightweight construction and coated skirt help reduce friction for a quieter, smoother-running engine.

• Kit contents: piston, ring set, wrist pin & pin locks
• Size: 77.02 mm bore (+0.02 mm oversize), Standard Size C
• Compression: 13.5:1, two-ring design

WOSSNER replacement piston ring set for 2-stroke engines, sized for a 66.40 mm bore to help restore compression and crisp power delivery during a top-end refresh.

• Bore size: 66.40 mm
• Engine type: 2-Stroke
• Material: Steel / Cast

Refresh your top end with the Wossner replacement piston ring set (RSB7200) for 2-stroke engines. Designed for a precise 72.00 mm bore to restore compression and consistent power.

• 72.00 mm bore size
• 2-stroke application
• Steel/Cast ring materials

Nadomestni set batnih obročkov WOSSNER (RSB5400) za 2-taktne motorje z vrtino 54,00 mm, zasnovan za obnovitev tesnjenja, kompresije in enakomerne moči. Idealen za osvežitev top-enda, ko obrabljeni obročki zmanjšajo zmogljivost.

• Vrtina: 54,00 mm
• Za 2-taktne motorje
• Material obročkov: jeklo / lito

Wossner replacement piston ring set (RSB5250) for 2-stroke engines with a 52.50 mm bore. Ideal for refreshing your top end by restoring compression and reliable sealing.

• Bore size: 52.50 mm
• Engine type: 2-stroke
• Material: steel / cast