Banner
A powerful kit, strong and torquey! Racing model bi-segment without yoke adapted to be mounted with a stud head (two parts).
Approved for public roads, respect the 50cc engine. Assembly with the ITALKIT breech block.
Ideal for maintaining a small engine configuration that hides his game, this kit 50cc 39,86mm in diameter ITALKIT will be perfect! Make no mistake ... it offers excellent performance! Racing aluminum model, its finish, its architecture ... make a set up high-end engine. 
The aluminum cylinder Ø39,86 mm has a specific heat treatment with resistant internal coating. It has a displacement of 50cc. An upscale all guaranteeing robustness and increased reliability to ride every day. With 5 transfers of admission and an exhaust port with optimized strip. Everything extremely well drawn and designed. 
In addition, this cylinder is accompanied by a bi VERTEX piston segments. Both say the high quality material whose reputation and quality is proven. The piston is equipped with 2 chrome segments for 1mm thickness favoring the times and torque without neglecting the ramp-up by reducing friction segments purposes. Featuring side oilers and greasers for two micro exhaust strip to ever maintain engine durability. 
With the heat treatment of the piston, forms and composition, it was very well designed and studied in order to offer a better thermal expansion, agreeing at the same time perfectly with this cylinder to withstand times of abrupt change plans and traffic in urban areas.
Obviously delivered complete as shown in the photo, this cylinder / piston will be a real asset, you will not be disappointed in any of this material, which guarantees extreme reliability (provided as a perfect fit), a quality / price indisputable, straight out of GILARDONI foundries for us among the best brands in the market. Model without cylinder head, intended to be installed with a cylinder head stud ITALKIT. 
We advise to accompany this high engine with at least: a carburizing 17.5mm flexible assembly, high compression ITALKIT stud cylinder head, an intake kit, reinforced crankshaft bearing, spark racing with light, new spark plug or B7 B9, racing motor oil approved relaxing escape ....
Also available with cylinder head package you find in the attachment link.
contains:
Master cylinder aluminum Ø39,86 mm with 5 transfers exhaust with bar
-piston Bi segment VERTEX high silica content
-2 Segments chrome steels for 1 mm thick
Axis-reinforced piston Ø12 X 32 mm
Piston -Clips G
-pack Complete joint
-Notice
-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 ...
Specific References
Reference: CK.12.500.G
The bi-segment version with 50cc cylinder head stud for your DERBI engine, very torquey and strong, he does not neglect high revs! High quality certified!
Reference: PI.12.38A.V
A high-end piston with several sizes to choose to best suit your cylinder.
Reference: S.II3398610
Ideal in case of loss of compression to deliver its high engine renovated.
Reference: VJ.12.15
A high quality seal pack for trouble-free refurbishment for many cylinder models.
Reference: CU.12.51
Stud bolt (decomposable two parts) complete replacement, special for the top 50cc DERBI.
Reference: CU.12.51.1
Ideal in case of breakage or sheer for a refurbishment of your high engine DERBI euro 1 and 2.
Reference: CU.12.51.5
Ideal in case of breakage or wear, high quality cylinder head stud, model ITALKIT Competition for kit 50cc on DERBI.
Reference: KT00115
The best quality / price! A premium product which unfortunately is not quite known, but yet to surprise many.
Reference: EQ-740
Solid and efficient, a high sport model engine ideal for respecting the 50cc displacement and circulating every day 5 transfers, oval exhaust to boost, high compression cylinder head mounted on O-ring, piston bi segments ...
Reference: 032060
A quality and solid set for your high DERBI engine!
Reference: 482037
The cheapest kind original kit market with quality and proper finishing.
Reference: 56112
A motor type origin of good quality with a finish more than correct and a small price guarantees in the range of high engines 50cc for mécaboite DERBI euro 1 & 2.
Reference: 3112371
The best 50cc kits on the market for DERBI euro 1 and 2! It is the strongest, most powerful that I have used in competition.
Reference: 504637
The latest from DOPPLER, the high cast iron engine which brings a very good performance gain on DERBI euro 1 & 2 while preserving the solidity and the legal displacement of 50cc.
Reference: 010814399
A small cheap kit that will bring light performance to your machine while keeping a very good reliability on your machine.
Reference: G-993-R
39.9mm version 50cc cylinder head stud prepared by professionals BARIKIT. Even more powerful than other 50cc BARIKIT!
Reference: CK.12.501.G1
For those looking for the powerful kit, strong and torquey! Mono-segment standard cylinder Sport model.
Reference: H020890399
Ideal for a kit of very good quality with better performance than the original without time to pay dearly.
Reference: 23154.00
A high-end package respecting the 50cc displacement thus approved.
Reference: 518458
Set cast iron kit 50 + reinforced crankshaft in full masses for DERBI EURO 2 (until 2006).
Reference: 11000052
A 50cc high-end home kit BIDALOT for DERBI euro 1 & 2.
Reference: 129.0595/GT
The latest addition FURYTECH! More powerful, more torque ...
Reference: 491303
The latest cry from DOPPLER , the high cast iron engine which brings a very good performance gain on DERBI euro 1 & 2 while preserving the solidity and the legal displacement of 50cc.
A powerful kit, strong and torquey! Racing model bi-segment without yoke adapted to be mounted with a stud head (two parts).
