Naraku Big Bore Kit for Vespa and Piaggio 50cc Four Valve Scooters

Naraku 80cc Big Bore cast iron cylinder for scooters with 50cc Piaggio 4-valve 4-stroke engine. Does not fit two valve engines, does not fit 3 Valve engines. 

The compression ratio has been specially adapted to the needs of everyday use. This cylinder kit therefore has solid performance and torque values ​​and is also designed for durability. This Naraku cylinder shows its strengths especially on mountain passages or carrying a passenger.

No Returns, Refunds or Replacements. This is a performance part, and does not come with a warranty. It is YOUR responsibility to ensure this is the correct part for your scooter and that you have the necessary skills to install it. 

  • Model: 700-NK104.43