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Athena

Athena 10-17 Honda CRF 250 R 76.8mm 250cc Standard Bore Cylinder Kit w/Gaskets (Excl Piston)

$492.95 $398.42 Save $94.53

SKU: A0EF EC210-032

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Ships by Aug 8
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Description

Part #: EC210-032

The Standard Bore cylinder kit developed by Athena guarantees the same performance as the original spare parts, extreme reliability and optimal smoothness as a result of the lightweight aluminum cylinder, the barrel with nickel-silicon coating, and a piston designed to reduce further friction. The kit includes the high-quality aluminum cylinder with standard bore, the complete piston with the piston pin and rings, and all the necessary gaskets.

MIA's Description

This Athena cylinder kit provides the essential components to restore your 2010-2017 Honda CRF 250 R's engine to its original performance. It includes a lightweight aluminum cylinder with a standard 76.8mm bore, complete with a piston designed for reduced friction (piston sold separately), including the piston pin and rings. All necessary gaskets are also included to ensure a proper seal during installation. Athena developed this kit to match the original spare parts' performance and reliability. The aluminum cylinder is paired with a barrel featuring a nickel-silicon coating, which is known for its durability and smooth operation. This combination helps ensure optimal smoothness and extreme reliability for your engine.

Fitment

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Specifications

BrandAthena
Part NumberA0EF EC210-032

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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