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Overstock Deal Naraku Gy6 63mm Big Bore Kit Get Yours Today [Z0FVfu5y]

$39.99 $127.99 -69%

Overstock Deal Naraku Gy6 63mm Big Bore Kit Get Yours Today [Z0FVfu5y] Upgrade your GY6 4-stroke engine with the Naraku 63mm Forged Piston Big Bore Kit, designed to enhance performance and power. This high-quality kit is engineered to increase your engine's displacement to an impressive 180c

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Overstock Deal Naraku Gy6 63mm Big Bore Kit Get Yours Today [Z0FVfu5y]

Overstock Deal Naraku Gy6 63mm Big Bore Kit Get Yours Today [Z0FVfu5y]

Upgrade your GY6 4-stroke engine with the Naraku 63mm Forged Piston Big Bore Kit, designed to enhance performance and power. This high-quality kit is engineered to increase your engine's displacement to an impressive 180cc, providing a significant boost in power and acceleration. With its precision-engineered components, this kit is a must-have for any GY6 owner looking to take their ride to the next level.

Key Features and Specifications

The Naraku 63mm Forged Piston Big Bore Kit is built with durability and performance in mind. Key features include a 63mm bore, a 64.9mm outer sleeve diameter, and an overall cylinder height of 90mm. This kit is specifically designed for 157QMJ-based 125cc, 150cc, and 169cc engines, with compatibility for various engine codes such as 157QMJ, 161QMK, 152QMI, and more. To ensure a seamless fit, the kit requires crankcase modifications, which are essential for optimal performance.

Compatibility and Quality Assurance

Experience the Naraku difference with our extensive range of motorcycle parts and accessories. Our professional team has been supplying quality products for over 10 years, ensuring that your ride receives the best care. The Naraku 63mm Forged Piston Big Bore Kit is compatible with engines that have codes including "QM" or "FM," making it a versatile choice for a wide range of vehicles. Don't see your engine listed? Contact us for assistance. With Naraku, you can trust in the superior quality and reliability of our products, providing everything your ride needs for a smooth and powerful performance.

What Our Customers Say

January 24, 2026

Absolutely no complaints!

The build quality is amazing; it feels indestructible.

- Jayla G..

January 24, 2026

Absolutely no complaints!

The quality is superb and the performance is just outstanding.

- Giovanni T..

January 24, 2026

Absolutely no complaints!

This product is a great example of quality and reliability.

- Marcellus L..

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