The cylender head and block are bolted together with a gasket between them. Once they are together, top dead center (TDC) refers to the #1 pistion at its highest point. When you time it, you must align the timing marks to their specified points on the cam and crankshafts. Refer to the belt routing diagrams section on our webpage.
Let me know if you have other questions.
Saturday, November 13th, 2010 AT 4:09 AM