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pulley line up

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Old 26-07-2007, 01:00 AM
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jawanne
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Default pulley line up

i took the cam belt off the other day so i could cheak if the cam was ok but when i went to time it back up theres no makings as its an ejustable pulley but it has lines on pulley and the cam was set up on rullers can any one help thanks
Old 26-07-2007, 01:02 AM
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jawanne
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Old 26-07-2007, 06:08 AM
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tabetha
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Easiest way would be to time it up on a std pulley then mark cam position, or note woodruff key position, then refit in same approx position with your adjustable pulley.
Failing that you will have to time it to cam makers position from scratch, with DTI gauge etc, but dead easy on these.
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Old 26-07-2007, 01:25 PM
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SafeChav
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The only problem there tabetha, is he has the cam dialled in so you can't really use a standard pulley to set it initially.

If i were you, i would ACCURATELY mark the bolt positions on the vernier, then return it to standard timing.

Then you need to spin the bottom end to TDC, set the woodruff key in the cam so it is at EXACTLY 6 o'clock, you should then find the belt fits into the teeth nicely.

Tension the belt, tighten the tensioner bolts, then slacken the vernier adjusting bolts and dial the timing back into the marks you made
Old 26-07-2007, 01:56 PM
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jawanne
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hi is the tdc one of the marks on the bottom pulley pastick
Old 26-07-2007, 02:13 PM
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Its the largest notch on the bottom half of the cam cover, marked as "0"
Old 26-07-2007, 06:17 PM
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tabetha
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No the only problem is he took it apart without marking it!!
Still must confess I have done worse, the amount of cars I have tried to start with no rotor arm in, as it gets forgotten, and is hidden!!
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Old 27-07-2007, 12:12 PM
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well yea but hes going to learn by his mistakes.

All i was trying to say is there was room for error with the method you suggested
Old 28-07-2007, 05:39 AM
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dox
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i think you will have to use a degree wheel to get it right, but dont
qoute me on that. pretty sure thats what my engine builder used to
dial my cams in with adjustable pulleys.
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