Cylinder -AIRSAL 77ccm Racing X-treme (39,2mm stroke) - Minarelli LC
The Airsal with a 50 mm hole for Minarelli is available for 40mm and 45mm stroke. The Airsal crankshafts are delivered with 80 mm connecting rods.
The large overcurrent channels are similar to the channels of the MHR Big Bore. The rectangular outlet shape is known from Polini Evolution.
