Cylinder Vespa Smallframe 125 to 130cc GS56 VMC

Cylinder Vespa Smallframe 125 to 130cc GS56 VMC.

Remember to purchase the 125 engine studs if your engine is 75.

• Stroke: 51
• Connecting rod: 97
• Piston: Ø56 2 rings
• Cylinder head: CNC
• Transfers: 5
• Material: Iron
• Timing: 124º intake, 174º exhaust
• Squish: 1.5mm
• Cylinder head tightening torques: m6 11-12 Nm, m7 1.4-1.5 Nm

Valid for:

• Vespa Primavera
• Vespa Super
• Vespa SL
• Vespa PK S
• Vespa PK XL
• Vespa FL.

Note: For Vespa PK 75 XL and Vespa FL 75, the crankcase must be machined to install it and the clutch bell and crankshaft must be replaced with those of the 51 stroke.

Assembly instructions.