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The two-segment version in 75cc for your DERBI euro 3 and 4 engines, very torquey and solid, it does not neglect high speeds! High quality certified!
Not approved, prohibited on road, reserved with the competition and closed circuits, private.
Here is the 75cc Racing cylinder headless kit the most efficient in bi-segment from ITALKIT, aluminum cylinder, 6 transfers, diagrams revised upwards, very high-end . The piston is a two-segment model to once again preserve torque and strength. This piston has an opening on the back for improved sweeping and side grease nipples! The segments delivered with the kit are very fine special steels to allow high speeds.
With this kit we recommend at least: Ø19mm carburetion (24 / 25mm for good use), racing exhaust, cold spark plug (B9 / B10 depending on temperature), reinforced crankshaft and bearings.
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: 508301
Ideal for raising your diagrams or for installing a 43mm long stroke crankshaft on the DERBI euro 3 and 4 engine. Digitally machined aluminum wedge.
Reference: 508299
Ideal for raising your diagrams or for installing a 42mm long stroke crankshaft (in combination of seals) on the DERBI euro 3 and 4 engine. Digitally machined aluminum wedge.
Reference: 508302
Ideal for raising your diagrams or for installing a 44mm long stroke crankshaft on the DERBI euro 3 and 4 engine. Digitally machined aluminum wedge.
Reference: CI.12.775.G
Cylinder / piston without replacement cylinder head, kit 80cc Ø47,6mm, 6 transfers, big exhaust to booster, .... To be accompanied by a 44.90mm long stroke crankshaft and its cylinder head with high compression stud.
Reference: CI.12.775.G
A kit with power and torque in 45mm stroke. Ideal to give a blow of rage to your DERBI while keeping a good solidity.
Reference: CI.12.788.GR1
Cylinder / piston without replacement cylinder head, kit 75cc Ø47,6mm, 6 transfers, big exhaust to booster, .... To be accompanied by a 42.00mm long stroke crankshaft and its high compression stud cylinder head.
Reference: CIL-749
Cylinder without cylinder head with a diameter of 48 mm, 5 transfers and exhaust with boosters, displacement of 70cc. For 50cc motorbike equipped with the DERBI EURO 3 and 4 engine. Guaranteed performance by accompanying it with the cylinder head specific to this model.
Reference: CI.12.770.G1
High-end aluminum cylinder without cylinder head with 6 transfers, VERTEX single segment piston and large oval exhaust with boosters. A real performance asset.
Reference: CI.12.761.G
The most efficient kit from ITALKIT, very high quality mono-segment!
Reference: 3113220
The famous MHR TEAM 80cc for derbi, standard race and original size transfers of course ... But what power! What a couple and what solidity !! One of the best normal races on the market!
The two-segment version in 75cc for your DERBI euro 3 and 4 engines, very torquey and solid, it does not neglect high speeds! High quality certified!
