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Engines and Components› Pistons and Piston Rings

Wiseco

Wiseco 4 Stroke Forged Series Piston Kit, 4.125 IN Bore, 10.5:1 CR

$285.95 $258.59 Save $27.36

SKU: W00C 40189PS

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Special Order
Ships in 4–6 weeks
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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The Wiseco 40189PS is a 4-Stroke Forged Series Piston Kit with a 4.125 inch bore and 10.5:1 compression ratio, designed for Harley-Davidson Twin Cam 96 and Twin Cam 103 engines from 2007-2017 with 117 cubic inch displacement.

Fitment

Fitment Guaranteed

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on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandWiseco
Part NumberW00C 40189PS

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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