Piston kit - standard rotax 250 74 43

Forged piston: Manufactured from aerospace-grade aluminium alloy using closed-die forging, aligning the grain structure for high strength and durability.
Piston skirt coating: Most kits include a special dry or molybdenum disulphide coating on the skirts to reduce friction, prevent scoring and facilitate running-in.
Piston rings: High-quality rings designed to meet the specific thermal expansion and sealing requirements of the piston.
Pin: Precision-machined steel pin
Retaining rings: Safety clips to keep the pin in place



Specifications


Brand
WOSSNER


Supplier reference
8290D050


Engine capacity
250 cc


Cylinder bore - oversize
+0,50 mm


Cylinder Dimensions
74,50 mm


Rim material
Nitride coating, Steel, Cast iron


Piston material
Aluminium alloy, Forged


Piston size(s)
+0,50 mm, 74,43 mm


Model
Standard Series


Product name
Piston kit


Piston skirt coating
Molybdenum disulphide


Engine type
2-Stroke


Units
Kit