Description & Size Guide
Cylinder Kit V.2 70cc incl. cylinder head for Piaggio / Derbi D50B Euro3The long proven 70cc Naraku cylinder kit is now also available in a V.2 version for D50B0 engines built up to 2018 (Euro3) The mould was adapted to the original D50B0 cylinder The cylinder is painted in the factory cylinder silver colour and therefore hardly distinguishable from the original Naraku offers this kit exclusively with a 70cc cylinder head exactly matched to the cylinder The resulting compression ratio makes the kit a daily driver with rich torque and excellent acceleration values High revs and associated noise levels were deliberately not in the foreground with this sports cylinder The cylinder head thread matches temperature sensors built up to 2018 with Euro3 emissions standard Practically, the cylinder head also fits Euro4 models However, for these Euro4 vehicles, the thread adapter NK103.78 must be used in addition This Naraku cylinder kit is recommended for both standard and sports exhaust systems If the original carburettor remains installed, it is highly advisable to increase the carburettor jetting by about 7-10% (guideline) We recommend to use a sports carburettor (19mm) Aprilia RS 50 1993-2010 Aprilia RS4 50 2011-2018 Aprilia RX 50 1991-2020 Aprilia SX 50 2006-2020 Derbi GPR 50 2003-2016 Derbi GPR 50 NUDE 2004-2011 Derbi GPR 50 RACING 2003-2008 Derbi SENDA 50 DRD R 2003-2017 Derbi SENDA 50 DRD SM 2003-2017 Derbi SENDA 50 R 1995-2020 Derbi SENDA 50 SM 2003-2020 Gilera RCR 50 2003-2020 Gilera SMT 50 2003-2020
This item fits to following bikes.
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