Wednesday, April 20, 2011

Tyerman's

Alright, I made it to Tyerman's today, finally! I have to say, I am still not 100% comfortable driving this car, and the ride to Tyerman's didn't help. If I hit the brakes hard the right wheel kept screeching like it was going to lock up and the steering is just plain weird feeling to me. All that keeps going through my mind is that I made a terrible mistake doing these things to this car and I should never have started them. But Bob says I always act this way after I've made major changes and before they're all adjusted and I've gotten used to them. Fact is, the ride home with the steering nicely aligned was much better and the screechy right wheel was not really noticable anymore.

But, there really are a couple of issues to attend to. The guy at Tyerman's pointed out that the wheel bearing on the right (and he didn't mention the left but it might be the same) is loose so even with the nut pretty tight, the bearing doesn't snug down like it should. Recall that the outer bearings for this setup are for a 1971-76 Riviera and that to make them fit the Pontiac, the Scarebird kit includes a machined ring that fits into the bearing center.


It may just be that I need to tighten the spindle nut down really, really hard to fully seat that sleeve, then back it off to a comfortable snugness so the bearing doesn't heat. Maybe I didn't do that when I assembled the rotors. I can't remember and I do remember thinking myself that the bearings seemed loose. If that doesn't do the trick, I can contact Scarebird for advice.

The other issue the mechanic found... and I am really embarrased about this one... is that the rack is not mounted level! It is down about a half to three-quarter inch on the right side and while it is functional, it's not right. Recall that this is the side where I had to re-drill the mounting holes to fit the Pontiac idler arm bolt pattern. And I realise now that part of the problem is I measured but I measured from the floor to the rack bottom when the car was on jacks and the jacks were obviously not even. I remember thinking that the thing looked a bit off... but at the shop, being down in their pit, it's very freakin obvious how crooked it is. So... the simplest thing to do is to remove the rack bracket and redrill the holes lower on the right plate. Now, maybe one hole will be one of the ones I didn't think I could use originally... I will have to look once I have the bracket off. I think the rack can stay in the car, and only the lollipop bearing bracket will need to be disconnected.

There is no big hurry to do the rack adjustment, other than my pride and wanting it done right. But the bearing should get attention real soon as it could cause abnormal stress and wear on the spindle.

One step forward, two steps back.

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