§ air Kit 50cc Ø39mm POLINI W aluminum MBK 51 / av10 motobecane

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manufacturers : POLINI
POLINI POLINI



134.0302

This product is no longer for sale!

Kit POLINI cylinder head without air-cooled aluminum for MBK 51, Motobecane AV10 engine. This cylinder is the same diameter as the original in Ø39mm, it is aluminum and has 6 + 1 transfers exhaust W which allows an opening maximum width without risking tearing the segment.



This high quality cylinder is manufactured in GILARDONI and chrome treated silicon, we also appreciated the architecture of the channels is excellent. Level base, large transfers are present, so you need to align your casings with these, they are not necessarily useful in this unprepared kit because it has very little diagrams must admit! You can save a lot of power by enhancing the charts at least 10 ° to 20 ° to the exhaust while pheasant track admission.



The piston comes with this kit is a very good model has high silicon content, mono segment to allow the highest regimes, piston also has a small preparation for improved scanning, lateral nipples to avoid heaters side and scrubs.



The very end you permettras ups very advanced systems segment. We advise you to accompany this kit with high compression cylinder head Ø39mm. In short this cylinder is an excellent source of replacement model to improve performance, it also will be a good basis for the stated preparers will it make him approach the performance of a real G1 with a big preparation.


technicalities:

material: aluminum treated chrome silicon

piston diameter: 39mm

Running: 41,80mm (original)

real capacity: 49,93cc


charts
(may vary):

Exhaust 165 °

side: 110 °

Rear: 94 °



We suggest at least to accompany this kit:
reinforced crankshaft, reinforced bearings, exhaust of relaxation, carburation 15mm, cold spark plug (B9). (if preparation is carried level diagrams, a candle B10, a preferable serras 19mm carburetor)


The pack contains:

Pack joined
Guaranteed
notice
Cylinder
Segment
Piston mono segment Ø39mm
Pison axis Ø13mm
Piston clips G


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