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supercross shank as well as a heel bumper and memory cell PU inner foam liner that completes the construction for an unforgettable fit
providing a noticeable performance increase for both stock-tuned and high-performance-tuned snowmobiles
riders can dial in the perfect setting quickly and easily
This allows you to run leaner jetting at lower RPM’s
Welded construction using ultralight 1mm thin aerospace-grade 7075 aluminum
CAST PISTONS TC88 TO 95CI 10.5:1 .020 fitment_Can_Am_Defender_2022 supercross shank as well asKB Hypereutectic alloy pistons are cast with a 16% high silicon content that has very high thermal barrier properties along with a low thermal expansion rate, allowing tight piston to cylinder wall clearances. This makes them ideal for air cooled engines, offering optimal ring seal, quieter engine running and reduced wear. Hypereutectics are best suited for stock or mild compression ratios up to 10. 5: 1 running on pump fuel.
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