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Crankshaft -TAMENI Standard- Vespa Wideframe 125cc (1954-1957) VM2, VN1, VN2, ACMA- direct intake, full circle web, stroke=54mm, conrod=110mm, conrod pin Ø=21mm, gudgeon pin Ø=15mm (conrod small end bushing)

GB186
Crankshaft -TAMENI Standard- Vespa Wideframe 125cc (1954-1957) VM2, VN1, VN2, ACMA- direct intake, full circle web, stroke=54mm, conrod=110mm, conrod pin Ø=21mm, gudgeon pin Ø=15mm (conrod small end bushing)
Crankshaft -TAMENI Standard- Vespa Wideframe 125cc (1954-1957) VM2, VN1, VN2, ACMA- direct intake, full circle web, stroke=54mm, conrod=110mm, conrod pin Ø=21mm, gudgeon pin Ø=15mm (conrod small end bushing)
Crankshaft -TAMENI Standard- Vespa Wideframe 125cc (1954-1957) VM2, VN1, VN2, ACMA- direct intake, full circle web, stroke=54mm, conrod=110mm, conrod pin Ø=21mm, gudgeon pin Ø=15mm (conrod small end bushing)
Crankshaft -TAMENI Standard- Vespa Wideframe 125cc (1954-1957) VM2, VN1, VN2, ACMA- direct intake, full circle web, stroke=54mm, conrod=110mm, conrod pin Ø=21mm, gudgeon pin Ø=15mm (conrod small end bushing)
Crankshaft -TAMENI Standard- Vespa Wideframe 125cc (1954-1957) VM2, VN1, VN2, ACMA- direct intake, full circle web, stroke=54mm, conrod=110mm, conrod pin Ø=21mm, gudgeon pin Ø=15mm (conrod small end bushing)

Description


High-quality reproduction of the crankshaft type for the old Vespas with nose piston and direct intake at the cylinder.
This was used in the vehicles which still had only a two-digit chassis prefix (VN, VM, VL, VB)

  • intake type: slot-controlled cylinder intake
  • crankshaft type: Full cheek
  • stroke: 54.0mm
  • conrod: 110.0mm
  • piston pin Ø: 15mm
  • conrod pin bottom Ø: 20mm

AI-translation

 
€188.90 *

incl. VAT plus shipping costs

Available immediately (delivery time 1-3 working days*)
P For this item you get fidelity point/s
Bearings
sizes: 15mm
Gudgeon pins
diameter: 15 mm
Crankshafts
stroke: 54 mm
thread rotor side: M11x1,5 right-hand thread
thread drive side: M12x1,5 right-hand thread
diameter crankwebs: 93 mm
pivot length rotor side: 34 mm
pivot length drive side: 22 mm
width crankwebs: 34 mm
overall width: 165 mm
diameter bearing seat rotor side: 25 mm
diameter bearing seat drive side: 25 mm
diameter oil seal seat rotor side: 20 mm
diameter oil seal seat drive side: 20 mm
width bearing seat rotor side: 12 mm
width bearing seat drive side: 12 mm
width oil seal seat rotor side: 8 mm
width oil seal seat drive side: 8 mm
full circle crankshaft:
rotary valve crankshaft:
crankcase has to be milled:
engine casing has to be modified:
Connecting rods
length connecting rod: 110 mm
thickness connecting rod: 5.4 mm
diameter small end connecting rod eye: 15 mm
lubricating hole at small end bearing: yes
diameter crankpin: 18 mm
lubricating hole at crankpin bearing: slot
crankpin shims: no
OEM numbers (for comparison purposes only)
Piaggio 025916, 25916, 59268
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