Not approved on open road, formally reserved part in the competition, this crankshaft increases the engine displacement. Model with balancer for motorcycle Derbi GPR 50cc.
Crankshaft high-end competition, special ITALKIT crankshaft long race 44,90mm and 90mm rod as the origin. This model is unique and perfectly formed. Full masses, it is dynamically balanced and cut in best steels. Its dynamic balancing, litters, bearing bristles are increased to Ø20mm.
A new link is also installed on this linkage, reinforced model 90mm forged into the spring. Ultra lightweight, it is really reserved for the competition! This linkage will support without any problem high engine speeds and boost your engine against low foolproof.
Made in Italy Mazzuchelli, light weight and maximum rigidity are at the rendezvous. Its lubrication are improved, the cage rod feet is increased for a better grip, processed silver and mounted on anti-friction wedges. Comes with its competition needle cage treated money Ø12x16x15mm size.
Use it to get your kit 80cc through the long race 44,90mm or replacement crankshafts that are provided in the ITALKIT Alu 80cc packs. Otherwise with cylinders in normal race, you need to ask a wedge of 4.45 (or dock 4mm + joints) mm to adjust the race.
Features:
Full Masses Ø77mm
-Soies (Worn bearings) Ø20mm
-Bielle 90mm as the origin
-Course 44,90mm (+ 4,90mm)
dynamic balance
-Materials Upscale strengthened
contains:
-Cage To Ø12X16X15mm needle
-Vilebrequin 44,90mm race rod 90mm
