Harley Davidson Dyna [2007-2017]-Forged performance piston kit Hub 4.375 "

Description

This high -quality piston kit for Harley Davidson Dyna models from the construction years 2007 to 2017 was specially developed to increase the performance and efficiency of the engine. The pistons are made from a 4032 aluminum alloy with low expansion coefficients and 11% silicon proportion, which ensures high strength and durability. The innovative construction includes accumulator, which is attached between the first and second piston ring to improve the seal and minimize the wear. In addition, the piston surfaces are provided with mini -mills that reduce the risk of detonations and extend the lifespan of the engine.

Product features

• Compression: 10.5:1
• Bore: 4 1/8"
• Hub: 4 3/8"
• Material: Forged aluminum

Scope of delivery

• 2 forged pistons
• 2 sets of molybdenum -coated rings made of ductile iron
• Piston bolts and fuse rings
• Assembly oil

The piston kits are sold in pairs and are specially designed for simple installation and long -term reliability.