120 Polini Thermal Unit Vespa 50 Ape – 1400058

140.0058

−49,09€
€173,94
€173,94 €223,03
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  • Affidato a migliaia
  • Valutato e recensito
  • Bore 57.5 mm
  • Power 9.8 HP

Displacement 115 cc - Cylinder bore Diameter 57.5 mm - - Stroke 43 mm standard, "like original". Engine speed: 8,200 RPM - Power: 9.8 HP (depending on the type of overall tuning). The Polini 120 Cylinder Kit is designed for those who want to improve acceleration, pick-up, and top speed without compromise.

Displacement increase to 115cc: Bore of 57.5mm for high torque and greater speed. Aluminum piston, obtained by gravity casting, with 2 segments included: perfect seal at all times and resistance to high temperatures. Reinforced cylinder: Numerically controlled brushed surface, ovoid exhaust port to improve thermal efficiency and performance.

Redesigned head: Robust dome with optimized squish, for improved cooling. Siliconized steel gasket: Maximum compression seal, superior to the original versions.

Compatibility

Make Model Details
Piaggio Ape 50 Details 2T
Piaggio Vespa 50 Special Details —
Piaggio Vespa 50 PK XL Details —

Why choose

  • Declared complete kit
  • Polini components
  • Daily or sporty use

Key Features

  • Cast iron cylinder with 6 transfer ports
  • Bore 57.5 mm and stroke 43 mm
  • Declared power 9.8 HP at 8,200 rpm, depending on tuning
  • Piston with two rings and enlarged fin head
  • Complete gasket kit
120 Polini Thermal Unit Vespa 50 Ape – 1400058

€173,94