Here is the single cylinder repair kit for the 70cc simonini 39.30mm normal race, this cylinder is the same as the top full 70cc engine with cylinder head, so it is a model nykasil treated aluminum, Ø47,6mm, 6 transfers with escapement boosters.
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A single replacement solution and ideal upon compression for repair in less time! Attention it is delivered without piston single, seamless, without head or other parts, as shown!
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Optional we offer a preparation course 1, this preparation is a modification of the exhaust port by increasing the charts and improvement of the duct, it increases the cylinder performance. Improved bottom skirt is also included in the amendment. Allow a little extra time for this preparation!