Unlicensed, forbidden road, reserved with the competition and closed circuits, private.
The most racing kit cast of the Italian company PARMAKIT the RACING is a very powerful model so Ø41mm 50cc cast. PARMAKIT equipped this kit with a piston has high silicon content with work on the skirt to improve the scanning and two heavy-duty segments. The cylinder remains the same it to the standard model, it is a very good cast iron cylinder, the workmanship is good, the escape door oval, admission is revisited and charts are quite high. The cylinder head is a high-compression model journal for better cooling, the combustion chamber is high compression, truncated and polished. This cylinder head is mounted on O-ring like all true racing kit, it replaces the O type aluminum for strength. This kit is recommended for roll every day (except France), for the stunt and race, it is very powerful and above all it maintains maximum strength.
We advise to accompany this kit with: reinforced crankshaft, reinforced bearings play C3 or C4, carburetion recommended minimum 19mm, exhaust racing.
The kit includes:
Piston racing bi segment d.41mm
2 d.41mm segment
2 clips piston d.10mm
D.10mm piston pin
Cast iron cylinder racing
Pack complete joint
PARMAKIT Sticker
notice
breech d.41mm
Optional we offer a preparation course 1, this preparation is a modification of the channels and the exhaust port by increasing the charts and improvement of the duct, it increases the cylinder performance. Improved piston and bottom skirt is also included in the amendment. Allow a little extra time for this preparation!
Itself on:
Derbi Atlantis before 2002
Derbi Paddock
Derbi Hunter
Derbi Predator
Derbi Manhattan
CAGIVA Progress
