Pay in 4 interest-free payments of $39.24 Learn more
Ships within 48 hours · Estimated delivery Aug 11 - Aug 16
2021 and later use stock spring)
Specially-formulated high temperature Neoprene® with the highest level of aramid fiber loading available delivers track-churning performance for the most aggressive riders
Unlike some shields
Turbo HP - 159hp
1” diameter
FORGED PISTONS EVO 80CI 9.5:1 .020 Category_Default Category/SLED/Yamaha/Mountain Max '20+ 2021 and later use stockKB forged pistons are made from 4032 forged alloy with an 11% silicon content, formed in a forging press and then fully machined. Due to the material and manufacturing process these pistons have superior crack resistance under detonation or pre ignition. They are suited for Street or Race applications with power adders such as NOS or boost. All Twin Cam and Sportster application feature coated skirts.
