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I am in need of a couple of non-tilt column parts for my '87 GN. I need the metal collar that rotates when the shifter is moved and the plastic trim that mounts at the back side of the steering wheel. I need gray for a GN but I can paint if another color. Thanks.

Repairing an attempted theft on my no-tilt GN and need a few column pieces that are not available. I can specify what I need if you want to part it out. Otherwise, I'll just take the whole thing. Respond here or email me. Thanks in advance.

GN heads wanted All- I'd like to get hold of some stock castings to screw around on the flowbench with. I'm looking for freebies and condition doesn't matter as I'll be cutting them up. I'll pay shipping or will pick up if you're near Detroit. Please email me at james.malo@gm.com. TIA.

Good day, all. I am currently rebuilding an '87 GN motor, which includes porting and flow testing of the heads. Having done the bowl work, I found that the port responded favorably the more material I removed from the pushrod pinch. Well, I found out the hard way how wide the intake ports can...

Does any one have info on where a stock '87 GN cam should be degreed? I'm looking for intake or exhaust centerline numbers. Also, is there an optimum timing point for the stock cam that is different than stock? I will be installing a T/A Perf. multi-keyway t.c. and would like to degree while...

I am installing a WB o2 as a tuning aid. I will be using the convertor to utilize an Autometer A/F gauge. I am looking for information regarding the difference between the $185 NTK sensor and the $60 Bosch. The NTK is obviously the better sensor based on blind assumption, due to the $$...

Am I crazy or do GNs have a slight metal flake in the paint? I remember this on one my dad had years ago and I swear that I can see it in mine in the right light. I've asked a couple of painters and they replied that the GNs are just plain black. Can anyone offer some insight?

I'm having a few '87 GN issues and am in need of some suggestions. Specs are listed below. First, when I stab the gas from a roll I'm experiencing a substantial bog. It is most noticable from ~ 3000rpm roll like 30 mph in first or 50 mph in second when manually held in 1 or 2. It appears...