U set timing with #1 cyl at tdc so rotating cam independently of crank at tdc is not good. Valves open when piston is at tdc. Not A good practice. U ensure cam sprockets are in proper orientation prior to bolting head onto block.
U set timing with #1 cyl at tdc so rotating cam independently of crank at tdc is not good. Valves open when piston is at tdc. Not A good practice. U ensure cam sprockets are in proper orientation prior to bolting head onto block.