Cylinder and crankshaft kit Top Performance TPR 77cc Piaggio scooter LC

Top Performance the Maxi TPR Kit of high performance in aluminum with an excellent diam.50mm cylinder and standard stroke 39.3mm for scooters with Piaggio-Gilera engine.
Piston with a single ring of 50 mm diameter and 1 mm chrome ring to achieve the best performance
The cylinder is made from a conical aluminum block and this magnificent cylinder is finished with its head with insert, and solid tpr crankshaft with 85 mm connecting rod providing 77cc
In addition, this kit comes with high-speed seals and bearings for assembly.
TECHNICAL CHARACTERISTICS:
Stroke 39.3mm
Squish 0.95 +/- 0.10mm
Piston 50mm
Displacement 77cc
It is recommended to install a racing spark plug BR10EG or BR10EIX