Reference: 040840399
AIRSAL 50cc aluminum SPORT cylinder head mono-segment DERBI euro 3 & 4
A good quality cylinder head, to accompany your 50cc Ø39.9mm kits on your DERBI euro 3 and 4 engines.
PEUGEOT 103
MBK 51
MOTOBECANE
PIAGGIO CIAO / VELOFAX
PEUGEOT FOX
HONDA CAMINO, PX, PXR...
DERBI VARIANT
SOLEX
PUCH
MINARELLI AM6
Low-pass exhaust pipe
High-pass exhaust pipe
DERBI Euro 3 / 4 / 5
DERBI Euro 1 & 2
MINARELLI P4 & P6
MINARELLI RV6, RV5, RV4, RV3
SUZUKI SMX, RMX, TSX
YAMAHA TY, RD, DT, MX
HONDA MB, MT, MTX, MBX, NSR R
YAMAHA CHAPPYBanner
Ideal for repairing your high AIRSAL SPORT engine at a lower cost, here is the cylinder - piston kit without the cylinder head for a 50cc 2-stroke motorcycle engine with DERBI EURO 3 and 4 gearbox which equips the X-TREM, X-RACE, DRD, GPR, APRILIA after 2007 and many other machines. You can only accompany this kit with the AIRSAL 40mm cylinder head! 
Just like the cylinder / piston delivered with the cylinder head, this model has a nicasil treatment, a bar exhaust, 5 intake transfers, a fine 1mm single-segment piston with side grease nipples. It is also delivered with its clips in G, its joints ... As in the photo. 
As an option we offer a stage 1 preparation, this preparation is a modification of the channels and the exhaust port by increasing the diagrams and improving the duct, it increases the performance of the cylinder. An improvement to the piston and the bottom of the skirt is also included in this modification. Allow a little extra time for this preparation!
Reference: 040840399
A good quality cylinder head, to accompany your 50cc Ø39.9mm kits on your DERBI euro 3 and 4 engines.
Reference: H020892399
Ideal to have a kit of very good quality with better performance than the original without paying dearly at the time.
Reference: 9927100
A high performance racing engine, solid and reliable for derbi euro 3 and 4. Kit with stud cylinder head ..
Reference: CY50D
Competition version of the WR 50 BIDALOT !
Reference: 020841399
A kit more powerful than the origin with a very good solidity, cheap because sold without cylinder head.
Reference: 109.0018
The famous POLINI cast iron 50cc for 50cc motorcycles with DERBI engine from 2006!
Reference: 477192
A kit much cheaper than the original of good quality which will bring you good strength.
Reference: 482038
The cheapest original type kit on the market with good quality and finish.
Reference: P400105100008
Aluminum kit, large diagrams, mono-semgent, stud bolt, exhaust valve ... Suffice to say that we are very heavy !!!
Reference: 11000588
Competition version of the WR 50 BIDALOT !
Reference: 034000
The latest cast iron from CARENZI, the high cast iron engine which brings a very good performance gain on DERBI euro 3 and 4 while preserving the solidity and the legal displacement of 50cc.
Reference: P400105100003
High quality high performance kit for DERBI euro 3 and 4.
Reference: 466945
A very good quality kit that will offer excellent strength and all this at a low price!
Reference: S6-7019302
A kit STAGE 6 efficient and reliable for EURO 3 and 4 50cc derbi.
Reference: 11000188
A super powerful kit, clearly above all the other 50cc!!
Reference: 3112981
The famous MALOSSI MHR TEAM for DERBI EURO 3 and 4 engine!
Reference: 504642
The latest cry from DOPPLER , the high cast iron engine which brings a good performance gain on DERBI euro 3 and 4 while preserving the solidity and the legal displacement of 50cc.