Profile: Zappa's Precision Automotive, Inc offers machine turning, machinists, milling and tool repair. We specialize in complete cylinder head service, cylinder head pressure testing, performance cylinder head machining, complete cylinder head service, performance cylinder head machining, cylinder head pressure testing, flywheel machining, block machining, piston service, custom bead blasting, brake drum & rotor machining, press work and a complete line of internal engine parts.