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JE Pistons #394100 – Piston Kit – 4.310″ – 11.25:1 CR – 114″/117″ M8

Original price was: $620.49.Current price is: $155.12.

SKU: 0910-6860 Category: Tag:

Description

Piston Average Weight: 459 grams

Piston Volume: -7.30 cc

Two cylinder piston kit.

Includes:

• 2x Pistons

• 2x Ring Sets

• 2x Wrist Pins

• 4x Circlips

Features

  • Propriety aligned grain flow forging technology for maximum tensile strength suited for high performance enviroment
  • Cermic crown coating protects the piston by reducing heat transfer
  • Internal and external bracing maintains optimized strength-to-weight ratio for longevity
  • 3D undercrown milling in non-critical areas reduces overall weight
  • Lateral gas ports and accumulator groove maintain power-producing ring seal even at high RPM and high boost
  • Tuff Skirt is a propriety, moly based dry film skirt coating that is applied in-house and reduces operating friction for better wear resistance
  • Offset pin reduces piston rock and minimize engine operating noise
  • Skirt notches for optimal clearance at the bottom dead center
  • Kit includes two pistons, premium ring pack, wrist pins and wire locks

Specs

Units Kit
Compression Ratio 11.25:1
Model Ultra Series
Piston Material Forged 2618 Aluminum
Bore – Oversize +0,060″
Riding Style Street
Bore Size 4.310″
Piston Head Shape Dished
Skirt Coating Tuff Skirt
Stroke Length 4.500″
Type Forged Side Relief Design
Product Name Piston Kit