JE Ultra Series Forged Piston Set - Honda K20C1 86mm

JE Pistons Ultra Series pistons for the Honda K20C1 combine all of the best, most desirable piston features, such as thermal barrier crown coating, lateral gas ports, thick-wall wrist pins, and a revolutionary new forging technology for the ultimate in strength. All of these premium features are included as standard in the Ultra Series, no upgrades are necessary. Premium, gas-nitrided carbon steel rings are included.

Features:

• 2618 T6 high tensile strength forged aluminum

• NEW SYMMETRICAL FSR (Forged Side Relief) forging! State of the art skirt technology reduces friction and mass while providing a more rigid and durable platform

• Grain Flow Optimized forging technology

• Premium 9310 tool steel thick wall wrist pins

• Offset wrist pin bosses for quiet operation

• FSR pistons feature new Smooth Finished Crown process for excellent flame travel, requiring no additional deburring or preparation

• Ceramic thermal barrier crown coating

• Lateral gas ports and accumulator grooves for improved ring sealing

• Perfect Skirt coating reduces friction and noise

• Pin fitting and wire locks included

• Rings included

Specifications:

• 86mm (3.386") bore

• Piston Volume: -0.27 cc

• Compression Ratio: 10.0:1

• 1.2 x 1.2 x 2.8mm rings

• 22mm (.866") x 0.230" wall 9310 wrist pins