NEW STD Bore Up Kit (108cc) Product # 215-1133122
The 26x11-12 6PR ATV/UTV tire with dynamic tread pattern provides exceptional acceleration and traction. Versatile tread patterns perform well in soft to hard pack conditions. Lug design provides better braking control. Heavy 6 ply rated nylon construction resists punctures and abrasions. Tires only, wheels are not included.
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Product detail
■Compatible C
[New Standard Big Bore Kit]
[Specification]
・Displacement: 108cc
・Inner diameter: Φ52
・Stroke: 51.0mm (Long stroke)
・Aluminum Cylinder
・Valve assembled
・Piston: casting
Increased power and torque in all ranges.Standard specifications for reliability.
Includes cylinder head with optimized combustion chamber shape.High efficiency port shape, big valves, high camshafts (optional), and high compression pistons for each displacement, you can feel the power and torque in the whole range which can not be compared with stock.
Hemispherical, cross-flow type combustion chamber shape.Compared to conventional models, we have redesigned the shape and optimized combustion efficiency by using a dedicated Φ52 combustion chamber.
Enlarged and filleted ports for increased bores and increased flow velocity.The intake port has a high port shape to increase the filling efficiency of the combustion chamber.
Camshafts with bearings (selectable depending on model) for use with stock cylinder heads on 12V vehicles, for sharp gains at high RPM.
We have increased the diameter of the valve face and set the stem diameter to Φ5.5, achieving improved intake and exhaust efficiency as well as high durability.
Points of Attention
* If there may be an instruction manual included, it will be written in Japanese.
MODEL PAGE LINKS
- Estimate delivery times: 7-12 days (international)
- Return within 30 days of purchase. Duties 7 tases are non-refundable
Shipping & return
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Return Policies
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