Engines and Components› Pistons and Piston Rings
Cylinder Works
Cylinder Works 21-22 Gas-Gas EC 350 F 350cc Standard Bore Cylinder Kit
SKU: C0BU CW50008K02
Moderate — 2–4 hours
Description
MIA's Description
This kit includes a cylinder, a piston kit, and a top-end gasket kit. It offers a compression ratio of 14.0:1.
Fitment
Fitment Guaranteed
Don’t gamble
on fit.
Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.
Available on iOS & Android
Specifications
| Brand | Cylinder Works |
| Part Number | C0BU CW50008K02 |
We’re here — turning wrenches, just like you.
Call us, follow along, or come say hi.
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.
View Full Return Policy