Category Archives: 1992 DOHC GTP

1992 DOHC GTP project

2018 Update

I had a lot of problems after the fuel pump failed in 2014. When I installed the replacement pump, the tank seal that was included in the kit was just a round O-ring and didn’t, really… seal the tank. I … Continue reading

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2012 Update

In October 2010 I had to pull the powertrain due to some undetermined transmission misbehavior. Turned out a cover inside the bellhousing that encloses the shift rails had been knocked loose, and emptied the transmission of all its fluid. My … Continue reading

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Broken transaxle mount on 284

The transaxle mount on the 284 has separated, and I’ve sourced a used replacement. But it’s still going to wear out or break again, and the part (#17990963) is no longer available from GM and isn’t reproduced by any other … Continue reading

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K6000 removed

After a few thousand miles with the K6000 leaf spring helpers, I’ve removed them due to their bouncy effect on the suspension. The shocks are too soft to keep up and don’t damp the bounces from these things. Nice to … Continue reading

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Fixed sagging rear suspension

Installed the Moog K6000 “Leaf Spring Helper” kit on the rear of the car to raise its sagging rear end back to stock height. It bolts in where the rear suspension cradle attaches to the frame, and is basically a … Continue reading

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New power steering rack installed

I’ve had problems with the power steering rack on this car since day 1, but they were way down the priority list to fix. Now that all of the other major problems (and even a lot of minor ones) have … Continue reading

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First oil change since rebuild

Did my first oil change on the car since successfully rebuilding the engine last night, and no issues. The oil looked good, actually perfectly normal… no evidence of coolant seepage or metallic flakes. It was making lifter noise after a … Continue reading

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At long last, it’s done

So after “darkening Dan’s garage” for roughly about approximately fourish months or so, give or take, I’ve finally finished my ’92 GTP project that I originally started in April 2005. It took two cylinder heads, four camshafts, forty-eight lifters, a … Continue reading

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Back together and it didn’t start

So in just a couple of weeks I’ve gone from having a junkyard motor on the floor to having a fully reassembled car. But starting it didn’t go as smoothly as last time – it started the first try then, … Continue reading

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Moving on

After considering the costs, time and effort involved in fixing the rod problem, I decided just to get another engine. This is coming from a 1995 Monte Carlo at a junkyard in Lacey. They’ve compression tested it and all cylinders … Continue reading

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