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1987 Buick Grand National WE4 -$16,000. 90,000 miles. - Green Bay, WI Brand New Drive train: Rebuild of the motor was performed by a very reputable shop in the GN community over the winter, as well as a new 3200 stall converter and new heavy duty parts for the 200r4 with manual transbrake. No...

Looking for a nice upgrade to the stock spindles. If you have some that you are not going to use please pm me. I am running 12" brakes.

Hi all - I need the front plastic that is below the headlights for both passenger and driver side of the car. Do you know where I can get this? Thanks

Hi- I got my car with a new hot wire kit installed. Yesterday for the first time.......out of the blue the pump didnt work. I know the pump is a walbro 340 which I got from full throttle in the summer 2008 august. So yesterday, I had a non working fuel pump. I replaced both the...

Hi - Last year I had installed on my car a set of upper and lower spohn upper and lower A arms and qa1 shocks. It is a great upgrade etc.... I had the guy who is very capable align the car and set the toe, camber, caster, canter..... Anyways. I have since put on about 1500 miles...

all - I have the flat plug which goes to the compressor clutch that came loose. I know what it is, but I can't finger out where to plug it back in and I can't see where it came out from? Does anybody have a picture or can tell me the best way to get it plugged back in? Thanks

I am tunings for 10.90's with 93 octane with razors kit. I run 75lb injectors, 67mm turbo, and all the right parts and a turbo tweak chip setup for this. I need to know what 1/8th mile mph and et to tune for as well as a 1/4 mile et and mph for a 10.90's run. I need to know things like...

I really had a bad night. I was hoping for 11.00's at 120. First run, I didnt heat my slicks up enough and ran a 14.11 at 112 with a 2.7 60 foot. HAHAAHAH comical! (car pulled very hard) The second run was a 12.85 at 83 mph because the car once I get under full boost is like totally sputter...

I have an external wastegate. The car cannot make more than 19lbs of boost. It used to creep to 21 lbs, but now it will not. I tightened the bolt rod 4 full turns so far with no increase in final boost pressure. I also have a valve that comes off the turbo housing, that backed all the way...

How do I check for malfunction codes with the scanmaster fast update? thanks, Josh

3 questions. 1) why do I need to supply 5V power to the C terminal of the map sensor? What does this do? Is there a better source than the TPS sensor? I have an analogue car I converted to GNX dash. 2) on the pump wiring. My fuse block in the alky kit from razor is labeled "+" "-" but...

wanted scanmaster 2.1 $150 shipped let me know

I have 3 trouble codes 43 42 and 24. This happened after I slipped with the wrench on the battery terminal and ground the positive to the waste gate? Are they related and did I blow something while doing that? Car ran fine last time I used it. Pulled into to put a new battery in it...

I need to upgrade to a 3 bar mapp sensor and all associated rubber hoses. Where is the best place to get the 3 bar mapp for my 87 GN and all the hoses?

Guys - I am starting to make some pretty good power. I have installed all the kirbans braces, etc.... I still think I need some sort of additional crossmember or something to keep the car strait on hard launches. I dont want a cage. What are guys doing to help assist with the twisting...

Looking for 3" mandrel bent dual exhaust with behind the wheels exit. I am in WI so please be willing to ship or I can pick it up. I also have a 2.5" dual mandrel I could trade for part of the deal or buy yours outright.

I hear the nitto's work ok, but if you have 17" rims, what is the best choice for a drag tire or drag radial. I have a set of old mt's for drag racing for my 15" rim which work awesome. I am looking to run 10's on the 17" drag tires?

GN - 2.5" exhaust located in Green Bay with hooker headers. It is only the cat back system, with dual exit behind the wheels. It is in great shape. Perfect upgrade for someone without duals. I am selling because I am moving to 3". I would ship if need be else can arrange delivery...

I have used but in great condition 009's and a turbo tweak chip to match. You can tune the chip with a scanmaster. I ran up to 20PSI with a race gas mix through this setup with no troubles. It is is off my 87 WE4 and setup for 18-20psi. I will take $100 and I will ship it for that price...

Guys - I need a new speedo for my GNX dash. I was thinking of going with a GPS or Electric that I think plugs in with the VSS. What is a brand that will look like my VDO gauges with this updated technology? If I do go GPS, what is all needed?