Complete assembled P2R engine original type MBK 51 / av10 motobecane

P2R offers you a good compromise to start afresh with a 100% complete engine! Original type, its quality, design and study are very good.Beware, some unscrupulous sellers take pictures of them with carburetors! These engines are never delivered with carburetor but as in our photos!



With its Ø39mm, nothing is changed or improved. The original type aluminum cylinder has 3 intake transfers, the cylinder head is also original type, as well as the two-segment piston; the RRD team appreciated the overall finish which is excellent. The crankcases too, the aluminum used for this block is of high quality and will provide good engine cooling.



The crankshaft which equips this engine is a normal crankshaft of origin, in bristles of 16mm. The bearings and the spy joints are obviously fitted and supplied.



The clutch is also mounted on the engine and comes with it. Also of good quality, it will provide good grip when you start / accelerate.



On the "ignition" side, the equipment is also very good and well studied. Original type, it will not give you more performance than an original but will be just as reliable.



The admission is accompanied by an original type pipe diameter 15mm as well as original type fiberglass valves too, so you can install your original SHA type carburetor.



The exhaust is repainted in a high temperature gloss black color, it is also of good quality. It will also not offer you more performance than an origin since it is also original type.



You will therefore understand that this complete assembled engine is a very good compromise between price / quality / reliability! It is ideal for those who want to start afresh without worrying about breaking down on every corner.

STAGE 1 engine preparation :

Includes modification of the original cylinder for improved performance!

STAGE 2 engine preparation :

Includes engine improvement on torque, power and reliability! Installation of an improved 70cc AIRSAL T4 cylinder for improved torque, power and reliability compared to the base cylinder. The installation of RACING valves from MALOSSI and a pre-adjusted 15mm SHA DELLORTO carburetor! We do not modify the variator that we consider of poor quality in relation to a real MOTOBECANE origin, nothing prevents you from putting a MALOSSI VARPLUS on it if desired!