Kit 80cc high engine Ø50mm MALOSSI MHR Replica aluminum DERBI euro 1 & 2

Not approved on the public highway, only reserved with the competition, in any case does not respect the rules of the road!

 

In the aluminum sports category we offer this kit MALOSSI MHR replica 80cc Ø50mm. This cylinder is the replica of the large MALOSSI MHR TEAM!

 

 

This model is certainly slightly less powerful but also more torquey and strong! The cylinder head MALOSSI MHR TEAM of the stud has been replaced with a normal head, the combustion chamber is a truncated model high compression blasted finish.

 

 

The cylinder is like MALOSSI MHR TEAM, a diameter of 50mm which provides displacement 76,57cc. This cylinder preserves the original base forms, transfers are 5 in number and they are relatively well-worked (front corner under the exhaust for better scanning performance and more).

 

 

Transfers channels are studied, they require no preparation. The exhaust is a model for boosters to maintain good strength while opening a maximum width exhaust. To slow the race for strength,

 

 

MALOSSI posed a piston mono segment, this segment is a high domed chrome models range 0.8mm hard for less friction. The piston is a high-end model like all pistons MHR, it has side oilers, it has a very high silicon content ...

 

 

This kit offers you the opportunity to reconnect antifreeze original carburetor, it is not mandatory of course. To conclude, this kit is a high-performance model but also very strong especially with treatment and bore MALOSSI MHR which are more upscale of the world! Whether for endurance, stunt ... this kit does not disappoint you! Ultra-torque, it also preserves very good high revs!

 

We advise to accompany this kit with at least: racing exhaust, carburetor 21mm, unbridled ignition, reinforced crankshaft, reinforced bearings, springs hard clutch ...

 

Recommended Squish: 0,80mm
Game the segment cut: 0.18mm
Compression ratio: 1: 13.8
Ø cylinder: 50mm
For race: standard 40mm
Actual Capacity: 78,53cc

Rated power: 22cv has 12,000 RPM configuration with MHR

 

The pack contains:

Cylinder MALOSSI MHR TEAM replica Ø50mm 5 transfers
Ø50mm piston mono-segment 0.8mm
1 segment Ø50mm X 0.8mm

4 reinforced pins

4 stud nuts

Needle cage reinforced Ø12mm
Piston pin reinforced Ø12mm treaty
Piston Clips C Ø12mm
Boucheur antifreeze carburetor on head
Cylinder head high compression normal replica Ø50mm
Pack complete joint
Explanatory Booklet / Guaranteed

stickers

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 ...