Wiseco

Wiseco Racer Elite CR Series Piston Kit - 4 Stroke

$243^.⁹⁵$393^.⁶⁹

Members get up to $27.20 in total value with this purchase. Details

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Wiseco Racer Elite CR Series Piston Kit - 4 Stroke

Features:

Developed to provide dyno-proven power gains
Asymmetric skirt design for improved wear and even loading on major thrust skirt
Custom-lapped compression ring for improved power
100% billet machined for superior strength-to-weight ratio and optimized fit
High compression (14:1 for 450cc, 14.5:1 for 250cc) for maximum torque and throttle response
Dome design improves flame travel to maximize air/fuel burn efficiency
DLC-coated piston pin reduces friction and improves scuff resistance
Enhanced pin oiling for improved lubrication and reduced friction
Pressure seal groove reduces ring lifting and power loss
ArmorGlide® skirt coating reduces friction for quieter operation, improved scuff resistance
Pistons include rings, pin, and circlips
Made in the USA

Includes:

Piston
Rings
Wrist pin
Circlips

Note: Images are for reference only, actual kit will vary per make and model.

Fitment Notes & Exceptions

This product is not legal for street use on an emissions-controlled vehicle. It may be used on dedicated competition or pre-pollution-controlled vehicles only.

Always inspect and measure your cylinder before ordering
Any kit selection other than stock bore size will require cylinder boring and Nikasil plating or a new cylinder sleeve
Premium pump fuel required for high-compression ratios up to 13.5:1
Increased octane (race fuel) is required for compression ratios over 13.5:1

Gas Gas: EX 250F 2021-2022; EX 350F 2021-2023; MC 250F 2021-2022

Honda: CRF250R 2010-2015; CRF250R 2020; CRF250R 2018-2019; CRF250RX 2019; CRF450R 2013-2016; CRF450R 2017-2026; CRF450R 50th Anniversary Edition 2023; CRF450R-S 2023-2024; CRF450R Works Edition 2019-2026; CRF450RX 2017-2026

Husqvarna: FC250 2016-2022; FC350 2016-2022; FC450 2014-2022; FC450 Rockstar Edition 2021; FE350 2020-2022; FE501 2020-2022; FS450 2019-2021; FX350 2017-2022; FX450 2017-2022

KTM: 250 SX-F 2016-2022; 250 SX-F Factory Edition 2021; 350 EXC-F 2020-2023; 350 SX-F 2016-2022; 450 SX-F 2013-2022; 500 EXC-F 2020-2023

Kawasaki: KX250 2020; KX250 2021-2024; KX250F 2015-2016; KX250X 2021-2024

Suzuki: RMZ250 2010-2026; RMZ450 2013-2026

Yamaha: WR250F 2018-2019; WR450F 2016-2018; WR450F 2021-2023; YZ250F 2014-2015; YZ250F 2016-2018; YZ250FX 2017-2019; YZ450F 2010-2013; YZ450F 2014-2017; YZ450F 2020-2022; YZ450FX 2016-2018; YZ450FX 2021-2022

Wiseco Racer Elite CR Series Piston Kit - 4 Stroke

Wiseco Racer Elite CR Series Piston Kit - 4 Stroke

Features:

Includes:

Fitment Notes & Exceptions

This Product Fits: