Warning, reserved for use on the circuit, modifies the original displacement.
Between performance, strength and good price! This high 70cc engine kit in 45mm diameter from AIRSAL will be an excellent compromise for your motor bike HONDA MB 50, MT 50, MTX 50 ....
This cylinder is therefore in good quality aluminum with transfers and an exhaust reworked and revised upwards, the finish is good and clean, it will above all offer you the torque and the speed that the original engine cannot exploit. , in association with a prepared carburetion and a released exhaust.
The piston is a single segment model which will promote high speeds (reduced friction), it has a low domed cap in order to obtain more pre-compression. You can install the original cylinder head without problem, the best would be to plan it at a specialist in order to tune your cylinder / cylinder head to perfection.
This piston is equipped with two openings on the back to promote filling / sweeping at the level of your admission, its fixing center distance for the manifold / intake pipe is 61 X 40mm. Comes complete with seal pack, segment, clips, axle ... as presented. This set will be a real performance asset for your motorcycle, an excellent quality / price and performance ratio!
We recommend accompanying this kit with at least : 24mm carburetion, cold racing spark plug, 100% synthetic racing engine oil, adapted exhaust to free up volumes and performance ....
Contains :
-Aluminum cylinder Ø45mm 70cc 6 transfers
-Piston mono segment with rear opening, low domed cap
-Standard cast iron segment Ø45mm X 1.5mm thick
-Reinforced G clips
-Piston axis Ø12mm X 36mm in length
-Pack high engine seal (cylinder head, cylinder, intake, pot)
As an option we offer you 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!
