1998 through 2001 Ford SOHC 4.0 engines have a problem with their timing belt tensioners. Ford dealers have a kit that is designed to remedy the problem. There must be a lot of people asking for the kit because, when I asked the parts guy for the kit, he didn't even have to look it up in the computer. He just said "aahhh the blue and white box" and went directly to a shelf with a stack of kits on it !! If the tensioner has not been replaced, be sure to change it when the timing chain is replaced. If the tensioner has not been replaced the slack that develops over time will cause a timing chain failure soon.
I learned all this the hard way, mine failed at 112,000 and
caused engine damage!
2007-04-27 16:16:32
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answer #1
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answered by tcoggs 1
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2001 Explorer
2016-10-04 11:34:48
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answer #2
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answered by Anonymous
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Timing chains are not like timing belts. You need not worry too much, On Explorers (Mazdas) the chain tensioner usually wears down to the alloy first, so feel though the sump oil after an oil change, for sugar crystal size bits of aluminium. Find any and it's time to look. This shouldn't be necessary on a 5 year old.
2007-04-25 01:12:04
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answer #3
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answered by Scrubber 3
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With proper maintence the 4.0 liter engine will last about 100,000 more miles Timing chains should be replaced when the auto tensioner won't tighten the chain and you hear rattle at idle. Most of the time chain case removal and chain job should be left to the experts.
2007-04-25 01:02:30
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answer #4
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answered by John Paul 7
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Hopefully you will never have to change the timing belt!! I awesome you have a 4.0L engine. It has a 3 chain setup, two in the front and 1 in the rear. The timing chain guides are plastic and sometimes break. It can be quite expensive and hopefully you will never encounter this scenerio.
2007-04-26 13:32:05
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answer #5
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answered by ALLEN M 3
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I wouldn't worry about it just yet. I have a '97 Explorer Sport with 290,000 km (182,000 miles) Still has the original timing chain.
Timing chains are a lot more hearty than timing belts which are generally replaced about every 100,000 km (60,000 miles).
Happy motoring!
Mike
2007-04-25 01:04:43
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answer #6
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answered by mgrenia 3
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Contact your Ford dealer, but usually it is a belt that goes astray before a chain. Personally I have never heard of a chain being replaced, not even on my old CCM bicycle.
2007-04-25 01:01:29
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answer #7
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answered by Mr. PDQ 4
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unless you have issues with the chains or timing issues, it's best to not even mess with them as they pretty much last the life of the vehicle... Some has issues with the tensioners slacking up causing noise but no real issues with the chains themselves.
2007-04-25 02:26:18
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answer #8
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answered by gearbox 7
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i hate fords... especially the sport trac. they are small pointless wanna be trucks that are bad on gas and weak. get a chevy.
2007-04-25 02:25:30
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answer #9
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answered by Anonymous
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