WISECO 890M06640 66.4 mm Standard Piston Kit

The WISECO 890M06640 piston kit is designed for performance-focused applications requiring a forged piston made from high-silicon, low-expansion aluminum. This material provides superior strength, reduced weight, improved heat transfer, and longer service life.

A diamond-turned finish, produced using CNC computer-controlled turning centers, provides a consistent finish with no size variation. The piston can be installed in today’s cylinder bore compositions, according to the product information.

WISECO manufactures its forged pistons in a computerized facility serving both high-performance racers and recreational enthusiasts. The 890M06640 is identified as a 66.4 mm standard piston kit.

Features:

• Forged high-silicon, low-expansion aluminum construction: Provides superior strength, reduced weight, improved heat transfer, and longer life.
• Diamond-turned finish: CNC computer-controlled turning centers provide a consistent finish with no size variation.
• Broad cylinder bore use: Can be installed in today’s cylinder bore compositions.
• Performance-oriented manufacturing: Produced for high-performance racers and recreational enthusiasts.
• Part number: 890M06640.
• Brand: WISECO.