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I'm completely removing the harness. I've got everything but where it goes throw the firewall and connects to the ECM. Do I need to remove the heater core to get wires out? I see the grommet on the inside, but can't really get to it from under the hood.

Looking for a stock turbo in good condition.

Trying to clean up under the hood, paint and all. And every time I look at the old harness I wondering if it's worth spending the money on Caspers an just pitch the old one. Man what a ugly mess. My dumb ass question of the day would be. is the Caspers harness worth the investment? Have many...

Tying to remove the harness from where it plugs into the firewall just below the wiper motor. Can't quite figure out how it comes apart, any help would be greatly appreciated.

Getting ready to remove tranny and was wondering is there a way to drain fluid with out removing the pan? Mine does not have a drain plug on the pan that I can see.

I'm installing a Champion ported intake on some Champion ported irons this weekend have two questions. First will the Felpro MS 96033 be sufficient? And second do I need to smear blue RTV around the water jacket holes?

Not sure if this came out of the factory like this, because I don't see this in the parts breakdown pic's. My stupid question of the day is, does this plate get a gasket on both sides? If so do I need to dab a little right stuff on both sides of both gaskets?

Just picked up some ARP stainless from Alloyboltz, and it came with some torque spec's that very for GM spec's the spec's gave to me by Alloy was size related 1/4 in, 5/16th and so on. My question is should I us buick ft/lb or Alloybolz recommendation for torque on the intake and exaust &...

Looking for a good working ecm for a 87 GN

Just had a lot of machine work done on the 109, gridled and champion irons with K750 springs. I also when with a comp roller cam 206-206 and some 885-12 lifters. The shop called today to tell me the stock rockers will not work do to my new setup needs adjustable to accommodate the preloads I...

I received me Cometic head gaskets C5691-04 from summit the other day and couldn't help but notice they are quite a bit smaller than the removed Fel-Pro's. Is this the right gasket for a 109, 30 over block?

Does any body have a quick fix for the cheap plastic eyelet that busted off my harness? You know the one that attaches to the drivers side valve cover. Or does anybody sell replacement components for the wiring harness? I checked with Casper, Kurban & Cotton. None of them seem to carry it.

Does any body have a quick fix for the cheap plastic eyelet that busted off my harness? You know the one that attaches to the drivers side valve cover. Or does anybody sell replacement components for the wiring harness?

I have my engine at the machine shop getting ready to have a gridle installed. I also had them make sure the rest of the block was ok before dumping more bucks into it, the man with mic informed me a couple of the cam lobes were worn. I plan on stepping it up a notch with some champion irons...

Im Yanking the motor in the very near future. I've followed the procedure for removal listed on the gnttype site. My question is it necessary to remove the hood to pull the motor? I'll be using a cherry picker. Also I have a load leveler, not sure if that will come in handy or not. Tranny is...

I was under the hood doing miner tuning the other day, and went to take it for a test drive. Then I tried to move forward in drive it did only when I reved it up a bit, felt like there were no 1st or 2nd gear, neutal and reverser also moves the car ahead in the same manner. I have no trans...

Running a little rough, GN been sitting for close to 9 years, I busted the crank and managed to replace it recently. I ran a couple of cans of solvent through the rail the other day but still needs help. It seems to have a lot of hesitation on acceleration, the motor cuts in and out until I get...

I've had the beast in storage for some time now, and need to clean the injectors. Does any one know where I can get the simple setup to clean the injectors? You Know, just the hose that attaches to the can of solvent under pressure. I've looked over the spring cleaning link, but am unable to...

I need a new seal for my brake pump. It leaks badly, can't see forking out 3 Franklin's, when all I need is a new seal. Possibly a large O ring will do the trick. Does any on have any idea where one can obtain rebuild parts for the E-H pumps, the motor runs, just a Profusely leak from back...

Where can I get my hands on a new test pipe to fit a 3" down.