HD 1340 1978-84 SHOVELHEAD 8.5:1 CR PISTON K1770

Wiseco leads the performance aftermarket by producing the highest quality forged pistons for Dirt Bikes, ATVs, Snowmobiles, Outboard Marine and Motorcycles right here in the USA.

• We forge all pistons in-house.
• Dyno testing gives Wiseco the ability to develop state-of-the-art technology.
• Industry leader in R&D.