67mm/2.64in Big Bore Cylinder Piston Kit for 250cc Air Cooled Engine

About this item

This is a 67mm big bore cylinder and piston kit built for 250cc air-cooled engines used in ATVs, quad bikes, go-karts, dirt bikes and pit bikes. The aluminum cylinder handles heat and pressure well, and the precise fit keeps sealing tight. It comes as a full top-end rebuild set with the cylinder, piston kit, piston rings and gasket kit included, ready to install.

• 67mm big bore cylinder kit for 250cc air-cooled engines, fits ATVs, quad bikes, go-karts, dirt bikes and pit bikes
• Bigger bore raises displacement for a noticeable power gain over stock
• Cylinder body is aluminum, built to resist heat and corrosion under sustained high temperatures
• Machined to tight tolerances for a solid seal, so it holds compression with minimal retightening
• Complete top-end rebuild set: 1 cylinder, 1 piston kit, 1 piston ring set, 1 gasket kit

Specifications

ASIN

B0FPDQVDNZ

Brand

‎LK LEAPING KNIGHT

Model

‎CG250 kit

Exterior

‎steel

Item Weight

‎4.93 pounds

Manufacturer

‎LK LEAPING KNIGHT

Customer Reviews

3.1 3.1 out of 5 stars (6) 3.1 out of 5 stars

Best Sellers Rank

#304,200 in Automotive (See Top 100 in Automotive) #32 in Powersports Cylinder Heads

Item model number

‎CG250 kit

Package Dimensions

‎6.22 x 5.87 x 4.88 inches

Date First Available

September 1, 2025

Manufacturer Part Number

‎CG250 kit