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High-end replacement cylinder head, with high compression chamber stud.
Here is the complete cylinder head with replacement stud for PARMAKIT 80cc Ø50mm kit on DERBI euro 3 and euro 4. This cylinder head is obviously top of the range. Remember to buy the attached pack because no seal is delivered with it. Made of high silicon aluminum with high compression combustion chamber, hemispherical shape with polished finish. 
Reference: CU.12.92
Complete replacement cylinder head (decomposable in two parts), special for the high engine running 44.90, 80cc on Derbi euro 3 and 4.
Reference: 38 9512
A replacement stud with a high compression chamber of very good quality.
Reference: 11220870
Ideal to give a racing look to your engine or wear!
Reference: 38 9513
For stud head only, covers aluminum cylinder head essential to replace your old piece out of use.
Reference: 11221917
Ideal in the event of breakage or veiling for a refurbishment of your large displacement high engine on DERBI euro 3 and 4.
Reference: 211.0304
Ideal in case of crack, veiling, loss of compression of your high POLINI Evolution engine on DERBI EURO 3 and 4.
Reference: S410105308008
Replacement cylinder head stud for ATHENA Racing 80cc kit.
Reference: CU.12.95.1R
Ideal in case of breakage or wear, high quality cylinder head stud, ITALKIT Competition model for 90cc Ø50mm pack and kit 44.90mm long stroke on DERBI euro 3 and 4.
Reference: CUL-990-43
A high compression stud cylinder head for the 85cc kit 43mm BARIKIT aluminum Ø50mm stroke. Ideal in case of breakage, crack or heater that just do the bolt therefore be flatter a premature wear of the joints.
Reference: 04084350
A single high compression cylinder head for the 80cc AIRSAL Sport aluminum kit in Ø50mm. Ideal in the event of breakage, crack or just heat which will make that the cylinder head will not be flat any more thus a premature wear of the gaskets.
Reference: CU.12.85.1
Replacement cylinder head stud for Ø50mm 80cc Italkit kits on DERBI EURO 3 and 4 engine.
Reference: 11210860
BIDALOT high quality cylinder head stud for Racing Factory kit on AM6 & DERBI Euro 3 and 4.
Reference: S410105308005
Ideal replacement in case of breakage or advanced wear of your old part.
Reference: CU.12.90
Complete replacement cylinder head (decomposable two parts), special for the high engine in normal stroke, diameter 47.6mm 70cc.
Reference: 11210862
High quality BIDALOT cylinder head stud for Racing Factory 2014 kit 88cc displacement on AM6 & DERBI Euro 3 and 4.
Reference: CU.12.77.5
Ideal in case of breakage or wear, high quality cylinder head stud, ITALKIT Competition model for the 75cc Ø48 mm pack and kit 42.00 mm long stroke on DERBI euro 3 and 4.
High-end replacement cylinder head, with high compression chamber stud.
