With a Rottler multi angle valve seat cutting machine, two CBN ultra smooth resurfacing machines and two center less valve grinding machines, Westchester Crankshaft is able to consistently e a superb remanufactued cylinder head. Pressure testing and magafluxing is performed on every cylinder head core before remanufacturing process begins. Most popular applications are already built in stock for immediate exchange or outright.  Our cylinder head department is typically capable of rebuilding any cylinder head in one business day.