ORO2U Dirt Catalogue - Section E - Engine and Performance.

Cylinder Kits

Cylinder Works

Cylinder Works Cylinder Kits An alternative to costly OEM cylinders or the time consuming process of re-plating existing cylinders, Cylinder Works offers enthusiasts access to a complete line of OEM quality dirt bike and ATV replacement cylinders and cylinder kits. In addition to standard bore, stock compression replacement cylinder kits. Each kit comes complete with the piston, rings, and gaskets to get back on the track or trail quickly. The quality of a cylinder is only as good as the manufacturing. Each Cylinder Works cylinder is designed, machined, inspected for quality and matched to its components right at out home facility in Urbandale, Iowa. Cylinder Works OEM Replacement Cylinders & Cylinder Kits Each Cylinder Works replacement cylinder is: Stock in appearance, Precision honed, Nickel silicon carbide plated, OEM quality without the OEM price. Cylinder Works replacement cylinder kits also contain: Gaskets and seals needed for installation, Hand fitted, premium-quality Vertex piston kit complete with piston rings, pin and circlips. Cylinder Works Big Bore Cylinders & Cylinder Kits With the exception of a mechanic, the Cylinder Works big bore kits provide everything you need to transform a bike or ATV from modest to monster in one box. In addition to the stock appearing, nickel silicon carbide plated, precision honed, big bore cylinder, each kit contaisn: All the nedded gaskets and seals to complete the installation, A Vertex forged big bore piston complete with piston rings, pin and circlips.

Made in the USA The quality of a cylinder is only as good as the manufacturing. Each Cylinder Works cylinder is designed, machined, inspected for quality and matched to its components right at out home facility in Urbandale, Iowa.

YAMAHA

YZ 85 2002-2018

Image

Part No.

Description

cc.

Ø mm

Cylinder kit Big Bore +5mm * Must modify cylinder head (Cylinder, gaskets, piston kit)

56-K154.525.CKW

103.5 52.5

23628A

Piston kit Compression 8.2:1

52.44

23628B

Piston kit Compression 8.2:1

52.45

23628C

Piston kit Compression 8.2:1

52.46

YZ 250F 2001-2013 WR 250F 2001-2014

Image

Part No.

Description

cc.

Ø mm

Cylinder Standard Bore (Cylinder Only)

56-K103.77.CW

249

77

Cylinder kit Big Bore +3mm (Cylinder, gaskets, piston kit)

56-K103.80.CKW

269

80

23129A

Piston kit

79.96

23129B

Piston kit

79.97

56-K103.80.GKW Gasket Kit

*Please visit our website for current prices E112

www.oro2u.com

Tel: 01597 822 666

Fax: 01597 825 224

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