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Gaskets and Seals Engine Gaskets and Seals

Cylinder Works

Cylinder Works 06-13 KTM 250 EXC-F 250cc +4mm Big Bore Top-End Gasket Kit 80mm

$143.95 $136.75 Save $7.20

SKU: C0BU 51002-G01

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INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The Cylinder Works Top End Gasket Kit is a big bore gasket kit designed for 2-stroke/4-stroke engines. It features Nickel Silicon Carbide plating for long life and oversized piston cylinder sizing with an added 4.00 mm. This kit includes head, base, exhaust, and cam chain gaskets.

This kit is compatible with KTM 250 SX-F (2005-2012), 250 XC-F (2006-2012), 250 EXC-F (2006-2013), and 250 XCF-W (2006-2013) models. The cylinders are ready-to-install, direct bolt-on, and require no re-plating. The kit comes complete with matched Vertex pistons for longevity and performance.

Fitment

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Specifications

BrandCylinder Works
Part NumberC0BU 51002-G01

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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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