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I converted my 85 to IC Style. I have everything available. I had no local interest in all of it together so I will part out the stuff I can Ship. I will post pics in a few from my phone. Shipping extra. Located in Boston area. 3" custom down pipe. I paid to much for this. $500 on ebay and 250...

I know this is not the for sale section. I just wanted to post here first. I converted my 85 to IC Style ( I know sigh). I have everything available. I had no local interest in all of it together so I will part out the stuff I can Ship. I will post pics in a few from my phone. Shipping extra...

I am doing a swap into my 85 Any idea what this resistor looking part is? It is located near near heater fan and passenger fender. Thanks !

Hello, I have a problem that maybe you can help with. I put a 1987 drivetrain into a 1985 GN and cannot get the wiring for the TPS, Crank, and Cam sensors right. We have Mitchell on demand at the shop and in two different places within mitchell it gives me different positions on the plugs for...

Well I am crossing over. I am taking apart my 85 HA. I have been gearing up to swap out my BBO from my hurst to a built V6 turbo. I can't do it (still like the set up). So I am putting set up in my 85 GN. I have lots of extra stuff comimg out .Complete HA engine (low miles GM crate) new stock...

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Well I am crossing over. I am taking apart my 85 HA. I have been gearing up to swap out my BBO from my hurst to a built V6 turbo. I can't do it (still like the set up). So I am putting set up in my 85 GN. I have lots of extra stuff extra I will sell. Complete HA engine (low miles GM crate) new...

Factory speedo gears? My Spedo is off a bit . My speedo gears have been changed before I owned car. What is the proper color of drivin and drive gears? My drivetrain is stock so this is what I should have in tranny. Also using factory height tires.

My Spedo is off a bit . My speedo gears have been changed before I owned car. What is the proper color of drivin and drive gears? My drivetrain is stock so this is what I should have in tranny.

My 85 HA (87 ECM) still has issues, I will be firing up my IC hybrid soon also. I am looking for a data logger that I can share info on line. Also something I can swap from car to car. Any suggestions? Anyone have one for sale? I am sure this post would fir better in a different forum butI...

This is my first post in this section. I have been working on my hot air 85 for a bit. Now I am also moving forward with my IC Hybrid car . I have a set up that I am getting close to firing off the engine. What is the recomended oil? What is the best spark plug and gap setting? I know stupid...

Looking to buy a down pipe for 85 hot air 2.5" or bigger. Does not need to be pretty. I am also looking for a power logger or similar tool I can record results and issues with car. I am running 87 ECM. long shot but also could use a turbo ta33c. Txs!

Does any one make a nice bolt on exhaust 2 1/2 inch ? Or should I have one made? Txs

I put the Alky kit on. I am bogging the car down even with a little Alky. I got it under the turbo to of plenum. Seems to be it is not mixing. I was thinking on moving it back. Cutting hole in 6 inches behind MAF. What has been best for the cars who have done kits? Thanks

Looking for headers and downpipe maybe a big turbo for my 85 GN. Used or maybe new. Anybody? Email me at oldsowner@aol.com Thanks Jim

I have a almost stock 85 hot air GN (until today). I swapped a few things at once. I know one at a time is best but here is where I am at.... Swapped ECM to 87 swapped in new turbo (stock replacement) installed scanmaster installed Garett boost gauge Installed Julio Alky kit...

Hello, I need a rear seat belt the roll up part. I have been missing one. GN gray would be best but anything is ok with me.. Thanks Jim

I am going to change my 83 H/O with 455 to a Buick GN 3.8 . I have a Chevy 12 bolt with 4:11 in the rear now. How does the 3.8 work out with that steep of a rear gear? I may change them what is my best option? Thanks Sully

Hello. I wanted to thank all of you for this great forum! A great place to learn about a great car. I have been an Oldmobile guy most of my life. Keeping an eye on the Buick GN. Now that I own one I like them even more. You know what they say ....once you go Buick you never go back! Sully...