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General Forums => The Mess Hall => Topic started by: TruckerT on March 17, 2011, 06:42:16 PM

Title: Tensioner bolt
Post by: TruckerT on March 17, 2011, 06:42:16 PM
Snapped the tensioner bolt adjusting the belt, anybody know where to find a new one? Dealership or machine shop is all ive been able to come up with. Thnx
Title: Re: Tensioner bolt
Post by: Bounty Hunter on March 17, 2011, 09:40:22 PM
Dealership or junkyard.
Title: Re: Tensioner bolt
Post by: Torch_Ind on March 18, 2011, 05:38:45 AM
I just use a pry-bar and and lightly put tension on it and then tighten  the bolts down and good to go. mine has been broke for a long time to.
Title: Re: Tensioner bolt
Post by: TruckerT on March 18, 2011, 05:50:38 AM
Thanks, looks like crowbar is the way to go, not spending 100 bucks for the whole assembly at the dealership, and jeep parts in the junkyards in my town are scarce.
Title: Re: Tensioner bolt
Post by: Torch_Ind on March 18, 2011, 05:55:51 AM
Thanks, looks like crowbar is the way to go, not spending 100 bucks for the whole assembly at the dealership, and jeep parts in the junkyards in my town are scarce.

 :thumb: I'm assuming yj?
Title: Re: Tensioner bolt
Post by: TruckerT on March 18, 2011, 05:58:57 AM
Haha ya 95. Finished tightening it with pb, vicegrips and some knuckle skin
Title: Re: Tensioner bolt
Post by: dale j on March 18, 2011, 09:37:43 AM
hey im not alone. just adjusted belt on 94yj. removed ps pump and adjuster braket. cleaned up bolt and ground flats in place of rounded head. worked great. however when trying to replace bolt the only fix i could find would be to buy approriate length 8x 1.25m bolt and cut new threads to head of bolt. good luck
Title: Re: Tensioner bolt
Post by: TruckerT on March 18, 2011, 10:29:12 AM
Thanks for the tip, seems like what seem to be the smallest problems r the biggest pains. Like the heater hose pipe on the water pump. Grrrr....
Title: Re: Tensioner bolt
Post by: Jeffy on March 18, 2011, 01:01:01 PM
I would guess you'd be able to find a replacement bolt.  It's metric though so you' would have to go to a fastener store and not HD.
Title: Re: Tensioner bolt
Post by: sharpxmen on March 18, 2011, 02:24:45 PM
I would guess you'd be able to find a replacement bolt.  It's metric though so you' would have to go to a fastener store and not HD.

since it's an 8mm he might be able to get away with a 5/16 bolt that is long enough, cut off the standard threads and then cut another thread on the rest of the bolt. 5/16''=7.94mm should be close enough
Just thinking that he'll have to cut the thread anyway and the standard 5/16 bolt would be easier to find (don't think you can find that long of an M8 bolt or chances are very slim).
Title: Re: Tensioner bolt
Post by: SDWE61988 on March 28, 2011, 09:34:13 AM
Yes I have snapped these also.  I ended up biting the bullet a number of years ago and buying a new one from the dealership. 
Title: Re: Tensioner bolt
Post by: reddogg on June 30, 2011, 11:41:34 AM
I broke mine a month ago while installing an alternator. Take it apart and weld the bolt back together thats what I did. Mig and a grinder did the trick. I had to use a torch to heat the adjusting block to remove the rest of the bolt though. I suppose this depends on where it broke.
Title: Re: Tensioner bolt
Post by: wrench0001 on October 29, 2011, 02:33:20 PM
re thread  it and use a piece of allrod and 2 nuts that what i did when dealer wants $30 for a new one