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greddy timing belt issues

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Old Apr 29, 2009 | 09:35 PM
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si90rex's Avatar
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Default greddy timing belt issues

i have a greddy timing belt. Friends of mine have alway jumped time a tooth and a buddy 5 and bent all the intake valves. they all had stock belts. my greddy one i can't seem to get tight enough. i was turning the motor over to build oil pressure so i can start it for the fisrt time. i stopped and the timing belt was lose. i never had the problem with stock belts but i wanted to insure i avoided the risk. any input would be great. i have alway heard too tight is bad but im thinking not. please help
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Old Apr 29, 2009 | 09:43 PM
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Default Re: greddy timing belt issues

So tighten it back up lol
Maybe your tensioner is shot?
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Old Apr 30, 2009 | 09:46 AM
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Default Re: greddy timing belt issues

Originally Posted by Adam_b16a
So tighten it back up lol
Maybe your tensioner is shot?
its come off 3 times and i haven't even tired to start it. i was just turning it over to build up oil pressure.
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Old Apr 30, 2009 | 10:11 AM
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Default Re: greddy timing belt issues

Either your not tightening the tensioner enough or you need to replace it.
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Old Apr 30, 2009 | 10:15 AM
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Default Re: greddy timing belt issues

I never believed in those Greddy Timing Belts. OEM is fine.

You have a new tensioner? Tensioner spring is on there properly? You tighten the tensioner enough?
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Old Apr 30, 2009 | 11:35 AM
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Default Re: greddy timing belt issues

i use a pry bar! its tight
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Old Apr 30, 2009 | 11:40 AM
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Default Re: greddy timing belt issues

a pry bar? for tightening the tensioner? Doesnt take that much force man.
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Old Apr 30, 2009 | 01:23 PM
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Default Re: greddy timing belt issues

its not hard just pry of the crank and push out towards the exhaust.
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Old May 1, 2009 | 12:45 AM
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Default Re: greddy timing belt issues

ure using a 19 tooth water pump then...
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Old May 1, 2009 | 10:29 AM
  #10  
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Default Re: greddy timing belt issues

nope brand new 22t water pump
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Old May 1, 2009 | 02:01 PM
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Default Re: greddy timing belt issues

A word of caution.

When I was working my way through college as a cylinder head machinist, I came across quite a few B vtec heads in which the bottom of the cam journals closest to the gears, as well as the top the caps for the cam journals furthest from the gears were all wore out. In each case the customer had used a pry bar to "tighten" his belt tensioner.

Too much tension on the timing belt will **** the cams in the saddles and cause irreparable damage to the cylinder head.
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Old May 1, 2009 | 02:28 PM
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Default Re: greddy timing belt issues

Originally Posted by Skunk2Brian
A word of caution.

When I was working my way through college as a cylinder head machinist, I came across quite a few B vtec heads in which the bottom of the cam journals closest to the gears, as well as the top the caps for the cam journals furthest from the gears were all wore out. In each case the customer had used a pry bar to "tighten" his belt tensioner.

Too much tension on the timing belt will **** the cams in the saddles and cause irreparable damage to the cylinder head.
or break a cam as i found out
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Old May 1, 2009 | 06:50 PM
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Default Re: greddy timing belt issues

i got it to work
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Old May 1, 2009 | 08:38 PM
  #14  
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Default Re: greddy timing belt issues

well guess it wasn't tight enough!!! Just fired up the fresh ls vtec. it was a beast p&P sk2 cams, sk2spring retainer, pro 1 cams. itr piston. well i drove it for about 6 blocks to the gas station. filled up and drove another 6 blocks tried to let it idle at a light. it died so i tried to start it, but nothin, it tried to start then so i let the clutch out and pop! intake valve are bent!!!!!!!!!!!!!! so f*ing pissed!!!!!!!! its was tight no lie... there was almost no slack in the belt.
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