300M, Concorde, LHS, New Yorker Discuss the Chrysler LH platform cars within.

broke timing belt at 165k

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Old Nov 6, 2009 | 11:01 AM
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Exclamation broke timing belt at 165k

I wanted to know if anyone has replaced a broken timing belt on the 300m 3.5l . Iv got the new belt on but i cant get the cams dead center between there timing marks, does any one have an ideal? Im still not sure if theres a possibility of valve damage when the belt broke, figured i would find out when i fire it up.
 

Last edited by jamnis; Nov 6, 2009 at 01:22 PM.
Old Nov 6, 2009 | 10:09 PM
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Default broken timing belt

no takers hu? i dont blam you, well i have done a compresion check and it was awful, have removed the left valve cover and will inspect the valves tmrw. Do i need to put every thing in tdc before removing the valves?
 
Old Nov 6, 2009 | 11:58 PM
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why cant u get them in the middle? are they between the marks?
U would need to remove the cams inorder to do a compression test the valves are still open.
 
Old Nov 7, 2009 | 05:21 AM
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you probably bent the valves. only the gen1 3.5's can take a broken belt without any interference. according to my interference engine guide, the 98+ 3.5's bend valves. looks like you're in for a heap of work
 
Old Nov 12, 2009 | 06:45 PM
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Default broken timing belt

so after some work i got both heads off and all 24 valves hit pistons, but a gasket set, new valves, and the machine shop seating the valves on the sparkly clean head was only $480.00 and i cleand all the carbon of the pistons, and erg? I have some pics ill post.
 
Old Nov 15, 2009 | 06:47 PM
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so i got the heads on, everything assebled, it runs good but now theres a sound.
when you throttle up theres a whisping sound. the intake gaskets are new everything went on and was tourqed to specs, Im not sure where this sound is comming from besides the passenger side @ the intake area, could it be sucking more air now that everything is internal is clean again? has any one incounterd this after removing there intake manifold?
 
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