Rottler Manufacturing produces specialised computer-controlled machinery for engine building and rebuilding. Their equipment handles precision tasks such as cylinder boring, head porting, valve refacing and block surfacing, with machines ranging from small models for compact engines to heavy-duty systems for large industrial engines. The company serves cylinder head shops, diesel rebuilders, performance racing operations and engine remanufacturers across many industries. They are best suited to receiving referrals from engine builders, machinists and automotive specialists who need machinery, spare parts or technical support for engine work.