Specifications:

• The cylinder is made of nikasil-coated aluminum with a bore of 50 mm. It has 6 scavenge channels and a bridge-reinforced exhaust port with a high-compression cylinder head.
• The wide exhaust port not only provides a unique look but also helps improve performance. The cylinder is optimized for cooling , with a cooling channel surrounding the exhaust port to ensure effective heat dissipation .

Crankshaft:

• The included crankshaft is a reinforced racing crankshaft with full circle and a standard stroke of 40 mm , 85 mm connecting rod and a small needle bearing of 12x15x15 mm.
• As a hallmark of high-performance crankshafts, tungsten weights are used instead of traditional capsules for better balance.

Performance:

Combined with the right parts, this Hyper Racing kit can generate 18-20 hp , which places it in the lower tier of the Hyper category. To achieve maximum power, the following is recommended:

• Least a 28 mm carburetor
• Digital inner rotor ignition
• Hyper exhaust system

Included:

• Two crankshaft bearings with C3 Polyamide bearing cages
• Oil seals

Assembly requirements:

Please note that the crankcase must be machined to accommodate the cylinder base ( 56 mm ).

NOTE! This product is out of stock, but can be pre-ordered, this will result in the delivery time being extended to 2-5 working days.