Cylinder Works Big Bore Cylinder Kit (98.00mm) 61003-K01 - Polaris RZR 1000 / General 1000 2014-2018

Product Description

The Cylinder Works Big Bore Cylinder Kit delivers a substantial power increase for your Polaris RZR 1000 or General 1000, bumping engine displacement to an impressive 1110cc. Engineered to look virtually identical to your OEM cylinder, this USA-made setup provides a straightforward bolt-on solution to significantly enhance overall torque, acceleration, and engine performance out on the trail.

Built for absolute durability under heavy off-road loads, the cast aluminum cylinder features a premium nickel silicon carbide sleeve that reduces friction and provides excellent heat dissipation. The kit comes completely ready to install with perfectly matching Vertex pistons (10.5:1 compression ratio), rings, wrist pins, clips, and top-end gaskets to ensure maximum longevity and reduced engine noise.

Top Features: Cylinder Works Big Bore Kit

• Increases engine displacement to 1110cc with a +5.00mm oversize bore (98.00mm) and 10.5:1 compression ratio.
• Kit includes the big bore cylinder, matching Vertex pistons, rings, pins, clips, and top-end gasket kit.
• Features a highly durable nickel silicon carbide cylinder sleeve for superior wear resistance.
• Cast aluminum construction is designed to look virtually identical to the factory OEM cylinder.
• Proudly manufactured in the USA.

Please review the detailed compatibility data below to ensure an exact fitment match for your UTV before finalizing your purchase.

Fitment List

Frequently Asked Questions

Q: Does this kit come with all the gaskets needed for the top end?
A: Yes, this complete kit includes the required top-end gasket kit along with the cylinder, pistons, rings, pins, and clips.

Q: Do I need to modify my engine cases for this big bore cylinder?
A: No case machining is typically required for this bolt-on cylinder, though you must upgrade to heavy-duty connecting rods and address the OEM cam chain tensioner as noted.

Expert Pro-Tip: When installing a big bore kit of this magnitude, double-check your ring end gaps before assembling the top end. Upgrading your fuel tuning is also highly recommended to ensure the engine runs safely and makes the most of the increased 1110cc displacement.

Recommended Pairings:

• Polaris UTV Parts & Accessories
• Engine Rebuild Kits
• Off-Road Tools

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