Reference: 480969
TEKNIX high compression air cylinder head with decompressor for high engine 50cc Ø39mm on MOTOBECANE AV7, 88 ...
Cylinder head of the original type of correct quality, slightly over-compressed.
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Finally a quality, high-performance cylinder head with a 47mm diameter for your MOTOBECANE MBK 85 - 88 AV7 engine equipped with a Ø47mm kit! Old model with high engine mounting.
It is fitted with a short base spark plug like the B9HS for example.
Many of you asked us for it, so we did. Here is the RRD Ø47mm high compression cylinder head for av7 engine equipped with a 75cc kit in diameter 47mm. This cylinder head to couple well at the time of the MOTOBECANE AV7 engines, to the intake without valves of the latter and its architecture .... Old model with "high" engine mounting.
In addition to this, you need to know more about it.
In addition to this, you need to know more about it.
Our cylinder head preserves a chamber like the original cap. It also preserves an original aesthetic appearance. It is a 40mm base cylinder head, fully digitally resurfaced for perfect planning, controlled, and with a chamber specifically passed to 47mm with a calculated angle. It will offer maximum performance to your high 47mm diameter motor!
In addition to this, you need to know more about it.
In addition to this, you need to know more about it.
We recommend it with SP98, a 0.9mm squish (you can go down to 0.7mm or go up to 1.1mm depending on the performance you are looking for). The finish of the room and the planning is obviously excellent. The price may seem high, it is however low in view of the work carried out on these cylinder heads digitally in small series, the adjustment is complex.
In addition to this, you need to know more about it.
During the planning, increase of the compression and recovery of the angle, of the diameter of the chamber, we also had the RRD logo digitally affixed.
Reference: 480969
Cylinder head of the original type of correct quality, slightly over-compressed.
Reference: RRD480969_45mm
Finally a cylinder head of high quality, powerful and 45mm diameter for your MOTOBECANE MBK 85 - 88 AV7 engine equipped with a kit Ø45mm! Old model with high engine attachment.
Reference: adapt_av7
For adapting a low fixing cylinder head of av7, av10, an av10 engine... On a Motobécane Motoconfort AU Moped or AV88, AV87, AV89, SP50, AV78, AV79, AV98, AV68...with AV7 engine
Reference: 126607
Cylinder head of the original type of correct quality, slightly over-compressed.