Hey community!
TLDR- wondering if left cam timing being off by 1mm will prevent engine from starting. It is not by a tooth, the timing mark on the left cam is just not perfectly centered.
Right before Christmas I had some coolant leaking from my bottom timing belt cover. I figured it was my water pump so I dug in. I replaced my water pump gasket and timing belt and put it all back together but my pump was still leaking and it would not start, just crank.
I took it apart again and replaced the water pump with a kit, so I got new pulley, gaskets, bolts, etc. The water pump is no longer leaking when I tried to crank the car, but I’m still getting crank with no start.
I did the timing on this at least six times. Each time I would get the belt on, the left Cam would move a millimeter (or less) in order for the belt mark to reach the right Cam. I even bought a new timing belt for it just to make sure and the same thing happened. I even warmed the belt up to see if I could get enough stretch, but I kept getting the same thing. I figured it was due to parallax so finally said it was probably good enough.
I just got it back together for the second time and I’m still not getting it to start.
I rotated the engine several times by hand and it did not feel like it was sticking or having any troubles moving and each time my timing marks lined up exactly where they were where I started. And again, the right Cam was basically perfectly lined up, but the left cam was off by maybe a millimeter from the timing mark being completely dead centered.
I recently bought a kit for the EFI relay bypass that solved this issue before, so I may have accidentally blew that out while I was taking this apart. (I forgot to disconnect the battery and touched the positive terminal with a wrench and I got a spark.) I’m just super paranoid that even though I did the timing on this so many times I may have still messed it up.
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thanks for reading!!!
TLDR- wondering if left cam timing being off by 1mm will prevent engine from starting. It is not by a tooth, the timing mark on the left cam is just not perfectly centered.
Right before Christmas I had some coolant leaking from my bottom timing belt cover. I figured it was my water pump so I dug in. I replaced my water pump gasket and timing belt and put it all back together but my pump was still leaking and it would not start, just crank.
I took it apart again and replaced the water pump with a kit, so I got new pulley, gaskets, bolts, etc. The water pump is no longer leaking when I tried to crank the car, but I’m still getting crank with no start.
I did the timing on this at least six times. Each time I would get the belt on, the left Cam would move a millimeter (or less) in order for the belt mark to reach the right Cam. I even bought a new timing belt for it just to make sure and the same thing happened. I even warmed the belt up to see if I could get enough stretch, but I kept getting the same thing. I figured it was due to parallax so finally said it was probably good enough.
I just got it back together for the second time and I’m still not getting it to start.
I rotated the engine several times by hand and it did not feel like it was sticking or having any troubles moving and each time my timing marks lined up exactly where they were where I started. And again, the right Cam was basically perfectly lined up, but the left cam was off by maybe a millimeter from the timing mark being completely dead centered.
I recently bought a kit for the EFI relay bypass that solved this issue before, so I may have accidentally blew that out while I was taking this apart. (I forgot to disconnect the battery and touched the positive terminal with a wrench and I got a spark.) I’m just super paranoid that even though I did the timing on this so many times I may have still messed it up.

thanks for reading!!!