help, no start after replacing HG

[mirage83]

Originally Posted by skadaloz

like title says...i just replace my head and headgasket, cranks but not start....cranks freely like no combustion happening...fuel pressure is at 25-30 psi key on....has spark but looks weak....any clues would help

Check your CPS alignment and the timing, CPS especially as it doesn't have to be off by much to keep the engine from running. While you're at it check the air-gap measurements on it, see what kind of shape it's really in.