Cylinder Works Big Bore Cylinder Kit for Polaris ACE 900 EPS XC & More - CW61007K01

The Cylinder Works Big Bore Cylinder Kit, part number CW61007K01, is a complete displacement-increasing top-end package with a new Cylinder Works big-bore cylinder and matched engine components. It is intended for Polaris ACE 900 EPS XC, Ranger 900 4x4 Crew, and Ranger 900 XP; see the complete vehicle list below.

Features

• Big-bore configuration increases engine displacement and performance potential
• New cast-aluminum cylinder with a nickel-silicon-carbide electroplated bore
• Precision diamond-honed cylinder finish supports ring seal and oil retention
• Matched Vertex big-bore piston kit is selected for the cylinder and application
• Top-end gasket set provides the required sealing components for installation

What Is Included

• Cylinder Works big-bore cylinder
• Matched Vertex big-bore piston kit
• Top-end gasket kit with required gaskets and O-rings

Specifications

• Brand: Cylinder Works
• Product Type: Big Bore Cylinder Kit
• Bore Configuration: Big bore
• Cylinder Construction: Cast aluminum
• Bore Finish: Nickel-silicon-carbide electroplate
• Manufacturer Part Number: CW61007K01

Vehicle Fitment

Make: Polaris

• ACE 900 EPS XC (2017-2019)
• Ranger 900 4x4 Crew (2017-2019)
• Ranger 900 XP (2017-2019)
• RZR 4 900 (2017-2018)
• RZR 900 50 Inch (2017-2020)
• RZR 900 50 Inch EPS (2020)
• RZR 900 55 Inch (2017)
• RZR 900 60 Inch (2017-2019)
• RZR 900 S 60 Inch (2020)
• RZR 900 Trail Premium (2022-2023)
• RZR 900 Trail S Sport (2021-2023)
• RZR 900 Trail Sport (2021-2023)
• RZR 900 Trail Ultimate (2022-2023)

Fitment and Installation Note: Confirm the complete year, make, model, engine configuration, and manufacturer part number before ordering. Engine assembly should follow the vehicle manufacturer’s specifications, clearances, torque values, and break-in procedures.