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Engines and Components› Pistons and Piston Rings

Mahle

Mahle MS Piston Set Hon F20C 87.00mm Bore 84mm Stroke 153mm Rod 23mm Pin 9cc 12.5 CR Set of 4

$875.45 $805.41 Save $70.04

SKU: M002 929986125

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Overview

Mahle pistons are a finished drop-in forged piston assembly, including a performance piston ring set. They feature an anti-friction skirt coating, 4032 low expansion aluminum alloy forging, forced pin oiler, CNC precision-machined pin bores, and a 23mm high-quality steel wrist pin. Compression Ratio 54cc 13.4:1. Replaces part number S2K181425X09. For use in factory FRM (Fiber Reinforced Matrix) cylinders only.
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Part #: 929986125

87.00mm x 30mm CH, 84.0mm stroke,153mm rod,23mm pin,9.0cc,331g,12.5CR, 4032

This product may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Fitment

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Specifications

BrandMahle
Part NumberM002 929986125

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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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Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

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