Reference: 06 4993B
O-ring MALOSSI Ø51.5 X 55.06 X 1.78mm for cylinder head kit 50 / 70cc Ø40 / 47mm
Spare O-ring for the refurbishment of your engine compression!
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
Replacement cylinder head stud for 50cc MHR team Ø40mm kits on DERBI euro 3 and 4 and AM6 engines. To be fitted only on the kit reference 3112981 and 3112381 because this cylinder head is perfectly and specially designed and studied for the latter. This cylinder head stud has a tapered combustion chamber and is identical to the original delivered with the kit.

Tips for your assembly :
Volume to obtain: 5.4cm3
Compression ratio: 1: 15.4
Squish: 0,55mm
Reference: 06 4993B
Spare O-ring for the refurbishment of your engine compression!
Reference: 06 8586
Replacement O-ring for head pad, essential for refurbishing your motor seal.
Reference: CUL-748
The replacement cylinder head for the BARIKIT Racing cast iron kits in diameter 39.90mm on DERBI EURO 3 and 4.
Reference: 482627
The complete TEKNIX cylinder head for DERBI euro 3 and 4 engine.
Reference: H040892399
A very good quality cylinder head which would be ideal in case of breakage or wear of your cylinder head on your 50cc AIRSAL or original cast iron kit.
Reference: CU.12.86
The replacement stud cylinder head for the 80cc ITALKIT aluminum DERBI euro 3 & 4 kits.
Reference: 488883
The replacement cylinder head for the famous DOPPLER VORTEX 50cc on DERBI engine!
Reference: 3812382
A replacement stud with a high compression chamber of very good quality.
Reference: FU.029.0596/GT
Cylinder head with stud (decomposable two parts) complete with replacement with single piston segment end, special for the high engine FURYTECH RS10 GT 50cc DERBI Euro 3 and 4.
Reference: 038701B
The blue CARENZI racing cylinder head for DERBI euro 3 and 4 engine.
Reference: 038617A
A good quality high compression cylinder head for DERBI euro 3 and 4 engine.
Reference: CU 3
A cylinder head with a good polished finish. Ideal to refurbish your high engine or to have a slight gain in power compared to the origin.
Reference: 468624
A high compression cylinder head with a good polished finish. Ideal for refurbishing your high engine.
Reference: 040841399
A cylinder head with a good polished finish. Ideal to refurbish your high engine or to have a slight gain in power compared to the origin.
Reference: 496867
The cylinder head with stud DOPPLER for engine DERBI euro 3 and 4.
Reference: 508818
Ideal replacement in case of breakage or advanced wear of your old part.
Reference: 11210042
BIDALOT spare cylinder head stud for 50cc Racing Replica kit!
Reference: S410105308005
Ideal replacement in case of breakage or advanced wear of your old part.