Tuning cylinder kit for Vespa Largeframe : Vespa Sprint150 (VLB1T), GT125 (VNL2T), GTR125 (VNL2T), Super, GL150 (VLA1T), VNA, VBA, VNB

The cylinder fits 125-150cc engines with two overflow ports in the engine case.

Included in this kit is a rotary vane crankshaft with 60mm stroke that fits in the case without spindles. Due to the almost doubled power we recommend to use a stronger clutch with this kit.

The gearbox should be extended depending on the use over the primary wheel, because the original gearbox is otherwise very short. Here a reinforced primary repair kit should be used for the higher torque.

TECHNICAL DATA

  • Displacement: 190cc

  • Stroke: 60mm

  • Piston: Ø=63mm

  • Cylinder material: cast iron

  • Ducts: 5

  • Cylinder head with 4 bolts

  • Piston rings: 2x chromed



SCOPE OF DELIVERY

  • Cylinder kit incl. piston, head and small parts

  • Crankshaft with 60mm stroke



(TW27.10.21)

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OEM numbers (for comparison purposes only)
Scooter Center:
PN25361001