Author Topic: truck timing belt  (Read 955 times)

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Offline scunny

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truck timing belt
« on: August 26, 2011, 05:39:53 PM »
Just asking myself why am I working on my Isuzu and not putting the bike back together. Cause the bloody water pump shat itself, and you have to remove the timing cover to replace the pump. So while I'm there I might as well replace the timing belt as well. simple.
No it's bloody not. rant over, resume normal transmission.  ;D
past-cb100,ts250,cb500,cb500,gs1000,gs650g.phillips traveller
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Offline Gordon

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Re: truck timing belt
« Reply #1 on: August 26, 2011, 06:46:36 PM »
Ugh...  I replaced the timing belt and water pump on my '84 Honda Accord about ten years ago.  That's not a job I would like to do again.  I had to basically take apart the entire side of the engine to get to it.   

Offline dave500

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Re: truck timing belt
« Reply #2 on: August 26, 2011, 09:35:39 PM »
ive done belts on hyundai/suzuki cars/toyota rav,,gimme and old v8 anyday,a neighbours daughter had a little gemini(isuzu engine)and his mechanic didnt want to do the timing belt for him because he said he wasnt sure how??#$%*in great mechanic i said.

Offline trueblue

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Re: truck timing belt
« Reply #3 on: August 27, 2011, 07:34:47 AM »
Timing belts are simple to do, just some are s#!ts to get into, one trick I learnt early on is to use a small bulldog clip to hold them onto the cam shaft cog while you set it up on the rest of the cogs, always put all the slack to the tensioner side, and check your marks, roll the engine over check again and repeat, I usually check the marks no less than 4 times, I have had them walk before, but the best thing you can have is some patience, don't rush the job or you will run into trouble.
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Offline faux fiddy

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Re: truck timing belt
« Reply #4 on: August 28, 2011, 12:10:46 AM »
I traded a box of frozen dead coho salmon for a trooper that had sat in a driveway for 5 years.  4cyl  2.2 liter as I remember.  I made it run and drove it a few thousand miles, but turns out the recurring problems with headgasket were a crack in the #3 cyl head.  Never got past that problem as I had to head back to Alaska and left it with a friend. 

If that is the model or same engine, well  the book and timing marks made it run for me. The claim was that they had the engine out and bored it, rings, pistons and all that, My question was how did they miss a crack around the valve ?
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Offline scunny

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Re: truck timing belt
« Reply #5 on: August 28, 2011, 11:30:40 AM »
It was fiddly but is now done. well have to put the radiater back in and a couple of other things. not as enjoyable as working on bikes.
past-cb100,ts250,cb500,cb500,gs1000,gs650g.phillips traveller
present-CB 650 retro
            VTR1000F3
           XL250S riverbed rocket
           TS250[sold]
           TS185[sold]
           XL125S[sold]
           MT50 (white)
           MT50 (red)[sold]
           KN250/XS400 project
           XR/XL250 bitsa under construction
           SL100[sold]
           XL250R
           pedal(pub bike) leaks oil
my gallery http://gallery.sohc4.net/members/personal/scunny

Offline trueblue

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Re: truck timing belt
« Reply #6 on: August 31, 2011, 02:37:29 AM »
It was fiddly but is now done. well have to put the radiater back in and a couple of other things. not as enjoyable as working on bikes.
Tell me about it I work on cars, trucks and earthmoving equipment for a living, but to relax I work on bikes
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Nothing can be idiot proofed, the world keeps producing better idiots.
Electronic Guages for your SOHC 4

Offline cb750f-2010656

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Re: truck timing belt
« Reply #7 on: August 31, 2011, 07:54:15 PM »
Fokkin' Mitsubishi V6.....  2000 Eclipse.  Timing belt and a tune up. THOSE suck.
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Offline mrbreeze

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Re: truck timing belt
« Reply #8 on: August 31, 2011, 08:21:18 PM »
You guys are talking about all the worst cars to deal with.....Mitzis....Isusis.....sh!t like that!!! These are crashers (valves & pistons make love). If you you have a free wheeler and change it when you're supposed too....not that big of a deal. My 95' Toy Taco is a free wheeler and I changed it around 3 years ago at Labor day...173K miles. I have 258K now and will change it again at 270 or so. Like I said...its a free wheeler so the worst thing that will happen if it breaks is it will strand me. Always change everything involved......belt,tensioner,idlers, water pump if it's part of the program. I like to use oem parts because of the labor involved to go back in and change out crap aftermarket pieces. Timing chains last longer but the problem there is they slowly slack out and you won't notice the performance loss all at once until you replace it. It usually is more of a job to do than a belt and when chains & gears totally fail........they will fill your crankcase full of all kinds of undesirable sh!t....ask me how I know.....!!!
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Offline cb750f-2010656

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Re: truck timing belt
« Reply #9 on: September 01, 2011, 05:51:12 PM »
What kinds of undesirable $#!T?  Like chunks up metal?  Never actually seen a chain fail.  And.....  how do you know?
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Offline mrbreeze

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Re: truck timing belt
« Reply #10 on: September 01, 2011, 08:06:24 PM »
I never seen a chain fail either Grasshopper but I've seen plenty of gears wear the f%%$k outa the teeth and guess where all that shaved off metal goes???...........Believe me when I say...........it ain't my first rodeo!!! ;)
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Offline cb750f-2010656

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Re: truck timing belt
« Reply #11 on: September 01, 2011, 10:03:22 PM »
I know it goes in the oil pan.  Yeah, gears don't stretch.  Only seen them on built-up V8's, though.  I can tell by the whine. 
76 CB750F (Old Girl)
85 Rebel 250 (Little Girl)
96 Fleetwood Brougham (USS Great White)