It is a modification of your original cylinder that will be bore-up and will insert a new bigger liner. We provide the new piston, cylinder head and base gaskets
Instructions for installation will be attached.
You have no adjustment to do, just disassemble and send us your cylinder to make this modification.
Reliability is at least as good as the original part. Your engine will be much stronger as torque and so less you'll need to get into high revs to over take.
Only compatible for version with carburettor.
ATTENTION: acceleration progresses significantly. In fact, whenever you want to overtake a 80 km/h, you will have a real acceleration. The maximum speed will be faster and more often reached.
Warranty against any defects
Reliability will be the same originally because we use quality parts Honda. This motor base is available in 160, 190cm 3 in other countries.
we suggest to don't the replace the original exaust that is losing top speed because any decrease in pressure in the manifold.
The installation of a kit to exceed the category legal limits of your vehicle, example 125 cm3 or 15hp is forbiden for road use.