Here is a small high-performance cylinder, the DOPPLER S1R has an aluminum cylinder with racing architecture, exhaust revised and corrected, high diagrams ... The piston is a single-segment chrome hard domed model to limit friction and allow higher speeds.
Delivered without cylinder head, the whole remains nevertheless very complete, provided with accessories of connection hose, studs exhaust, ... A very good small kit to gain in performances while respecting the capacity of 50cc! Mounts on scooter PIAGGIO liquid cooling NRG, RUNNER ... before 2006.
Optionally we offer a stage 1 preparation, this preparation is a modification of the channels and exhaust light by increasing the diagrams and improving the pipe, it increases the performance of the cylinder. An improvement of the piston and skirt stocking is also included in this modification. Allow a little extra time for this preparation!
Installs on motor scooter PIAGGIO / GILERA Liquid 50cc 2 times:
APRILIA SR (carb) 50 2T LC 2004 (PIAGGIO engine)
ARPILIA SR R (carb) 50 2T LC (PIAGGIO engine)
DERBI GP1 50 2T LC
DERBI GP1 OPEN 50 2T LC
DERBI GP1 REVOLUTION 50 2T LC
GILERA DNA 50 2T LC
GILERA RUNNER SP 50 2T LC before 2005
GILERA RUNNER SP (carb) 50 2T LC after 2006 (C451M)
GILERA RUNNER 50 2T LC
PIAGGIO NRG EXTREME 50 2T LC
PIAGGIO NRG MC2 50 2T LC before 1997
PIAGGIO NRG MC2 50 2T LC after 1998
PIAGGIO NRG 50 2T LC
PIAGGIO NRG MC3 DD 50 2T LC
PIAGGIO NTT 50 2T LC
PIAGGIO NRG Power DD 50 2T LC
PIAGGIO QUARTZ 50 2T LC
PIAGGIO ZIP SP 50 2T LC after 2001
PIAGGIO ZIP SP 50 2T LC before 2000
PIAGGIO Zip sp2 50cc LC
And other models ...
