Athena Piston Kit with Gaskets - 66.35 mm - Yamaha [P4F0664267019B]

Manufacturer Part Number: P4F0664267019B

Parts Unlimited Part Number: 09031785

Product Type: Engine Rebuild Kits

Piston Kit with Gaskets - 66.35 mm - Yamaha

Piston Material: Forged
Product Name: Piston Kit
Piston Head Shape: Domed
Type: Top End
Piston Material: Aluminum Alloy
Compression Ratio: Standard
Model: B
Riding Style: Off-Road
Units: Kit
Bore Size: 66.35 mm
Displacement: 250 cc
Engine Type: 2-Stroke
Made of high-performance aluminum alloy with high silicon content that guarantee the same reliability of the OE piston, while at the same time providing greater resistance and excellent performance
The smooth profile ensures a regular flow and the perfect flame propagation
The piston for 2-stroke Off-Road are produced by numerical control (CNC) machines
Made of special high performance aluminum alloy with high silicon content that guarantee the same reliability of the OE piston
Piston rings guarantee high seal to the cylinder walls with less friction and therefore a higher performance
The gasket kit is produced following the strict parameters set by the manufacturers
The gasket is made from raw materials and performs surface treatments to compensate for surface irregularities and follows material stress relieving process to improve sealing in the most critical areas