Crankshaft Derbi euro 2, 43mm stroke Metrakit Pro Race

Crankshaft Metrakit Pro Race 43 mm stroke. valid for Derbi Euro 2 engines that are equipped with 43mm stroke cylinders, in this case we recommend fitting it together with the Pro Race 800D1633 cylinder specially developed for this crankshaft or a cylinder with similar characteristics.
The crankshaft Metrakit is designed to achieve perfect balance. All developed for high-performance engines.
The material of the blades is alloy steel and heat-treated, obtaining a surface and core resistance ideal to not lose properties with competition use.
The 90 mm connecting rod is reinforced and at the same time as light as possible. It has a treatment in machined areas to withstand high revolutions and temperatures.
The cages are special for high-performance engines. The rod head is equipped with a roller bearing with a silver coating to reduce friction.

Valid for:

BULTACO
ASTRO 50
LOBITO 50

DERBI
GPR 50
GPR 50 Nude
GPR 50 RACING
SENDA 50 DRD R
SENDA 50 DRD SM
SENDA 50 EXTREME
SENDA 50 EXTREME SM
SENDA 50 R

GILERA
GSM 50, H@K, ZULU (2001)
RCR 50
SMT 50