Not approved on road open only for competition on the track, road closed.
A novelty of the great Spanish brand ITALKIT and finally available to us, the competition has better behave themselves. This very complete pack 80cc engine mounts on mécaboite driving DERBI euro 1 & 2, the top engine used to pack racing 80cc. This set will give you all the power sought to distinguish yourself in competition and win the first place. To accompany the ITALKIT crankshaft bearings celeron race 43 and 90mm rod. In combination of the race 43, the real capacity is 76 , 49cc.
The cylinder is made of aluminum alloy and has a specific heat treatment and internal coating niquel / silica and external chrome, giving it its strength and reliability. With no less than 9 lights including 6 transfers admission (4 side and 2 rear), two boosters from the side to fabricated forms and finally the impressive exhaust outlet by its shape and size to the point that the outlet diameter has been revised upwards . A very successful complex architecture.
In addition, the cooling also been completely revised and corrected in order to provide the best possible heat exchange and at the same time to get a performance gain consequently indeed less engine runs out of steam and heat and more performance remain present. to accompany this cylinder, a racing stud bolt! Top model, specially designed to provide maximum compression. The breech block is used and mounted on O-ring, the combustion chamber is hemispherical in shape and has a very successful polished, smooth and clean ANSI a chamber volume 5,80cc improved.
The Ø47,6mm piston meanwhile is not chosen at random, it is a single segment model in VERTEX treatment with graphite. Suffice to say the material of the highest quality whose reputation / quality is second to none. The piston is equipped with a chrome end segment 1 mm thick thus promoting revving. With graphite processing, forms and composition, this piston was very well designed and studied in order to offer a better expansion thermal, agreeing at the same time perfectly with this cylinder to support the free times, brutal regime change and prolonged endurance of circuit.
Clearly, this kit 80cc racing Ø47,6mm for your DERBI euro 1 & euro 2 engine will be a major asset to offer you guaranteed victories and thrills to the key! Delivered complete as presented, you can rely on photographs, they are binding as we usually do.
We recommend to accompany this pack with minimum: a minimum carburetion 24 to 28 for the best, an intake kit flexible mounting, crankshaft ultra reinforced ITALKIT Competition 43 / 90mm rod race with balancer, Selettra ignition in ITALKIT with variable advance, cold NGK B105EGV, compulsory motor racing oil, relaxing racing exhaust large volumes needed ....
contains:
-cylinder Ø47,6mm aluminum 6 transfers with large exhaust boost
-piston VERTEX graphite mono segment Ø47,6mm
Aluminum cylinder head of -Couvercle
-Plot High compression cylinder head, the incoming type of hemispherical shape, polished finish
-Segment Ø47,6 end chromed 1mm thick
Axis-reinforced piston Ø12 X 37mm
Crab-like piston -Clips
-pack Engine gasket
-Installation instructions
-Autocollant
Optional we offer a preparation course 1, this preparation is a modification of the exhaust port by increasing the charts and improvement of the duct, it increases the cylinder performance. Improved bottom skirt is also included in the amendment. Allow a little extra time for this preparation!
This high engine fits the 50cc motorcycles équpées gearboxes from Euro1 and Euro2 DERBI:
BULTACO Astro Enduro 50cc
BULTACO Lobito 50cc supermoto
Derbi GPR 50 Nude before 2004 (EBS050)
Derbi GPR 50 Racing before 2004 (EBS050)
Derbi GPR 50R Replica year 2001-2004
Derbi GPR 50cc year 1998-2001
Derbi Senda 50cc before 2000 (tubular frame)
Derbi Senda 2000 50cc before 2004 (perimeter frame) Euro2
Derbi Senda DRD supermotard before 2000 (tubular frame)
Derbi Senda DRD supermotard before 2004 (perimeter frame) Euro 2
Derbi Senda Enduro before 2000 (tubular frame)
Derbi Senda DRD R enduro before 2000 (tubular frame)
Derbi Senda DRD R enduro before 2004 (perimeter frame) Euro2
Derbi Senda SM before 2000 (tubular frame)
Derbi Senda SM before 2004 (perimeter frame) Euro 2
Derbi Senda X-Race 2000 before 2004 (perimeter frame) Euro 2
Derbi Senda X-Race Trail before 2000 (tubular frame)
Derbi Senda X-Trem Enduro before 2000 (tubular frame)
Derbi Senda X-Trem Enduro before 2004 (perimeter frame) Euro 2
Derbi Senda SM X-Trem before 2000 (tubular frame)
Derbi Senda SM X-Trem before 2004 (perimeter frame) Euro 2
GILERA GP Replica 50cc
GILERA GSM 50cc
GILERA 50cc HAK Euduro
GILERA RCR Euduro 50cc (tubular frame)
GILERA SMT SM 50cc (tubular frame)
GILERA Sioux Enduro 50cc
GILERA Zulu Enduro 50cc
And many other models ...
