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.
Standard Cylinder Only
Standard Bore Cylinder Kit
Big Bore Cylinder Kit
GASGAS
Models 2-Stroke
Years cc. 2021 - 23 50 2021 - 23 65 2021 - 25 85
Dia.
Part No.
cc.
Dia.
Part No.
cc.
Dia.
Oversize Part No.
MC 50 MC 65 MC 85 MC 125
39mm 45mm 47mm
.395.CYL.CW 50
39mm 45mm 47mm
.395.CK.CW
56-K2915 56-K195 56-K290 56-K1991
56-K2915
50005-K01**
.45.CKW 65 .47.CYL.CW 85
.47.CK.CW
56-K290
2021 - 23 125 54mm 2021 - 23 300 72mm
.54.CW 125 54mm
.54.CWK2
56-K1991
EC/EX 300
.72.CYL.CW 300 72mm
.72.CK.CW
56-K203
56-K203
Models 4-Stroke
Years cc.
Dia.
Part No. CW50015**
cc.
Dia.
Part No.
cc.
Dia.
Part No.
CW50015K01**
EC 250F
2024 - 25 250 81mm
250 81mm
270 81mm +3mm Uses Vertex Piston Kit: 24142
.81.CKW
56-K178
50006-K01**
EX 250F
2021 - 22 250 78mm
.78.CW 250 78mm
56-K178
EX 250F EX 250F
2023
250 78mm
.78.CW
56-K178
CW50015**
CW50015K01**
2024 - 25 250 81mm
250 81mm
270 81mm +3mm Uses Vertex Piston Kit: 24142
.81.CKW
56-K178
50006-K01**
MC 250F
2021 - 22 250 78mm
.78.CW 250 78mm
56-K178
MC 250F MC 250F
2023
250 78mm
.78.CW
56-K178
CW50015** CW50015**
CW50015K01** CW50015K01**
2024 - 25 250 81mm 2023 - 25 250 81mm
250 81mm 250 81mm
MC 250F Factory Ed.
CW51008K01**
366 90mm +2mm Uses Vertex Piston Kit: 24238
EC 350F
2021 - 22 350 88mm
.88.CYL.CW 350 88mm
.88.CK.CW
56-K2917
56-K2917
EC 350F
2023
350 88mm
.88.CYL.CW
56-K2917
CW51008K01**
366 90mm +2mm Uses Vertex Piston Kit: 24238
EX 350F
2021 - 22 350 88mm
.88.CYL.CW 350 88mm
.88.CK.CW
56-K2917
56-K2917
EX 350F
2023
350 88mm
.88.CYL.CW
56-K2917
CW51008K01**
366 90mm +2mm Uses Vertex Piston Kit: 24238
MC 350F
2022
350 88mm
.88.CYL.CW 350 88mm
.88.CK.CW
56-K2917
56-K2917
MC 350F EX 450F EX 450F MC 450F MC 450F EC 500F
2023
350 88mm
.88.CYL.CW
56-K2917 56-K2918 56-K2918 56-K2918 56-K2918 56-K2919 56-K2919
2021 - 22 450 95mm
.95.CYL.CW 450 95mm
.95.CK.CW
56-K2918
2023
450 95mm
.95.CYL.CW
2021 - 22 450 95mm
.95.CYL.CW 450 95mm
.95.CK.CW
56-K2918
2023
450 95mm
.95.CYL.CW .95.CYL.CW .95.CYL.CW
2024 - 25 510 95mm 2024 - 25 510 95mm
ES 500
**Please note these items are By Order Only
*Please visit our website for current prices E104
www.oro2u.com
Tel: 01597 822 666
Fax: 01597 825 224
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