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JE PISTONS Ultra Series Piston Kit

$729.99

Style Piston Kit / 4.250" / 10.25:1 CR / 114"/117" M8 Piston Kit / 4.310" / 10.25:1 CR / 114"/117" M8 Piston Kit / 4.320" / 10.25:1 CR / 114"/117" M8 Piston Kit / 4.250" / 11.25:1 CR / 114"/117" M8 Piston Kit / 4.310" / 11.25:1 CR / 114"/117" M8 Piston Kit / 4.320" / 11.25:1 CR / 114"/117" M8

Availability In stockAvailable to order now Compatibility Ask about compatibility Shop Pay installments4 payments from $182.49

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5 pts / $1

Availability In stock Available to order

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Manufacturer part number 09106856 JE PISTONS

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JE PISTONS Ultra Series Piston Kit

JE PISTONS Ultra Series Piston Kit by JE PISTONS is a engine parts listing built for riders searching by exact product name, fitment, style, and part number.

Key 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

Part Numbers

0910-6856, 394138, 0910-6859, 391731, 0910-6857, 394139, 0910-6860, 394100, 0910-6858, 394140, 0910-6861, 391730

Available Styles

Piston Kit / 4.250" / 10.25:1 CR / 114"/117" M8; Piston Kit / 4.250" / 11.25:1 CR / 114"/117" M8; Piston Kit / 4.310" / 10.25:1 CR / 114"/117" M8; Piston Kit / 4.310" / 11.25:1 CR / 114"/117" M8; Piston Kit / 4.320" / 10.25:1 CR / 114"/117" M8; Piston Kit / 4.320" / 11.25:1 CR / 114"/117" M8

Available options: 6

Description