Cobra 50cc National Modified 60cc Package

*Motor and transmission completely disassembled.
*All bearings replaced with higher quality, precision bearings.
*All bearing bores are measured for proper press fit dimensions and adjusted if necessary
*New crank seals / Counter Shaft Seal installed
*New Water pump bearings and seal installed, and alignment improved
*Cylinder is bored, replated and honed to match a new 60cc Pax Racing Coated piston.
*Cylinder is ported and polished to our race proven specs
*Cases receive modifications and are blueprinted and matched
*New Pax Racing 60cc Head Insert
*Reed block and carb manifold is modified
*Motor reassembled with squish and timing set to our precise specifications

*****Please call to check lead times and to setup appointment to have your motor modified.

*****Motor must be sent in to have this service done.