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1G Timing belt during HG install

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s4b0t4g3r

15+ Year Contributor
63
0
Dec 2, 2005
Calgary,
Hey, when installing my new headgasket, when I lifted off the head, I slipped the timing belt rather than removing it completely. Its having an extremely hard time getting back on
How do I put it back on?
 
You're going to need to compress the tensioner with the mitsu tool or you can make your own using a battery tie down. This should get you on your way. You just compress it to take the tension off the belt, put the belt back on, then let it auto-tension (which is why it was invented). Make sure all your marks still line up.
 
Those all imply that all the other belts need to be off, and the timing belt cover needs to be off. My timing belt has been slipped off the cam gears and the head was removed, head gasket replaced and I couldnt get the belt back on, too tight. Is there a way to do this without removing everything?

like what im asking is if theres a way to get the timing belt back on that was slipped off rather than all the other belts removed and then timing cover taken off. They werent removed
 
s4b0t4g3r said:
Those all imply that all the other belts need to be off, and the timing belt cover needs to be off. My timing belt has been slipped off the cam gears and the head was removed, head gasket replaced and I couldnt get the belt back on, too tight. Is there a way to do this without removing everything?

Nope
 
You're asking for trouble (bent valves) if you try to do what you are asking. Two problems I see with the tension now off the timing belt and the covers still on are:

1. Even when you get the cam gears in proper alignment, how will you know for sure if the oil pump/balance shaft gear and crankshaft gear are set properly. The timing belt could have moved several notches when it lost tension.

2. The tensioner is now probably fully extended and it may have been damaged. Did you put the pin or a small nail in the hole before the tension was released?

At the very least, you will have to remove the covers, compress the tensioner as described by brute (do this slowly, too fast will damage the tensioner) and realign all the timing marks.

Your tensioner, however, has me worried. If it were me, I wouldn't take the chance. I would replace the timing parts with new OEM. I wouldn't want to be removing the head again when the timing belt jumped a few teeth and bent the valves.

Mike
 
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