The Cam Sprockets Have NO Keyways...
That is why it is important to Have the tools to PIN the Flywheel with the NO.1 cylinder @ TDC
And the Bridge Bar to hold cams from turning. This is only necessary if you unbolt the sprockets from the Cams. I had a toolmaker make me another Bridge so I...
Upper left you see the old tensioner IMG 2519
IMG 2693 you see a new one installed from the back side.
The silver bar is a tool to hold cams from turning.
The Bicycle-looking thing is a lever that operates the pawl to
release the plunger.
When I had trans issues I wanted to do it myself... was told I needed a special tool to align the torq converter to the motor/trans. The shop that did mine still had problems, they claimed to have The Tool, but twice I picked it up and it vibrated badly.
As 04_sport_LS states it could be the secondary chain tensioner that possibly could be bad. That would be a pretty easy diagnosis and repair. Just pull the Valve Covers.
As far as the rest of the job. years ago, I was quoted $2500-$3000 from a couple of shops, and even more now. I bought a tool...
I had a similar sound coming from the front of the motor... Something I did caused the timing chain tensioner to over-extend (I won't get into what I did to cause it) I thought I had broken one of the timing chain guides. I thought the same thing that I may have dropped something in the intake...
Changed degas bottle and upper rad. hose with in the last few years and when the cross over tube developed a leak I decided to change everything, including the down tube, water pump,& lower hose. The Harmonic Balancer has been wobbling & whining for a year since some trans work. So I got a used...
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