CNC lathes Custom valves machining State of the art machine shop
Cylinder head welding Combustion chamber volume measurement Computerized flowbench
Custom valve guides machining

This is a partial list of the operations
we perform at J Precision.

For more information, please
ask your dealer to contact us.

Ultasonic final cleaning
Cranckshaft alignment Valve pockets machining CNC valve seats machining
Engine case machining Dynamic balancing Precise honing of cylinders