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

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