Aluminum/ 69mm bore/ 4 transfers/ 213.14ccm
Aluminum cylinder, 57mm stroke, 4 transfers, divided boost port, piston with 2 piston rings, upper ring L-ring, original PINASCO cylinder head included in delivery. Also included in delivery, base gasket and installation directions. Jets and ignition should be adjusted.
The casing should be adjusted to the cylinder transfers, though not necessarily in the first step.