Description
61mm Cylinder Kit for GY6 161QMK 169cc Engines
The 61mm Cylinder Kit is a complete assembly designed as a direct replacement for GY6 161QMK 169cc engines, which are often referred to as "200cc". This kit is suitable for various vehicles such as scooters, buggies, and ATVs, making it a versatile option for those engaged in DIY repairs. It is one of the GY6 scooter parts that can be easily swapped out to restore engine performance. This complete kit includes the cylinder, piston, and necessary gaskets for a hassle-free installation.
Components and Installation
This kit features a drop-in design that simplifies the replacement process. It includes a 61mm bore cylinder, a piston complete with a pin, circlips, and rings, as well as the head and base gaskets. Each component is designed to fit the 161QMK engine specifications, ensuring a snug and secure installation. Before purchasing, make sure to verify the stud spacing to ensure compatibility with your specific engine variant.
Construction and Compatibility
The cylinder is made from cast aluminum with an iron sleeve, promoting durability and effective heat dissipation. This assembly is engineered to fit the wider stud spacing of the 161QMK engines, which is different from standard GY6 125/150cc models. Proper installation of this kit is necessary for maintaining engine performance and longevity.
Specifications
- Cylinder Bore: 61mm
- Cylinder Stud Spacing (Diagonal): 79mm
- Cylinder Stud Spacing (Length): 56mm
- Cylinder Stud Spacing (Width): 56mm
- Overall Height: 88.75mm
- Cylinder Sleeve Outer Diameter: 64.25mm
- Wrist Pin Diameter: 15mm
- Wrist Pin Width: 49mm
- Engine Compatibility: GY6 161QMK 169cc
Fitment
This cylinder kit is compatible with GY6 161QMK 169cc engines, which are commonly found in various scooters, buggies, and ATVs. It fits models from several manufacturers, including:
- Vitacci: Various 200 models
- HHH / Tank Sports: Tank 200 EFI
- Tao Motor / TaoTao: Bull 200 ATV and select utility buggies
- TrailMaster: Select 200-series go-karts
- BMS Powersports: Utility scooters and ATVs
- SSR Motorsports & Coolster: 169cc/200cc pit bikes and buggies
Not sure it fits? Contact us with your scooter's make, model and year and we'll confirm the fit before you order.
Shop more: GY6 Scooter Parts · Scooter Big Bore & Cylinder Kits · Scooter Parts
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