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    M-body Motor Mount Inserts and Bolts

    I made the mistake of buying "Made in India" engine mounts from O'Reilly, branded Power Torque. The bolts in my factory mounts appear to be 1/2" in diameter, and the new mounts seem to have 9/16 or slightly larger sleeves through the rubber bushings. Can anyone confirm that the bolt that goes...
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    A904 Dipstick Tube Removal - 88 Fifth Avenue

    Greetings - How do I remove the dipstick tube on an A904? Engine/trans are out of the vehicle. I removed the bolt to the tether than bolts to the bellhousing. I lifted up on the tube, and it won't come out. Everything I've read says the tube should lift out. What am I missing? Does it secure...
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    1988 Fifth Avenue Cooling System Performance

    Looking for insights to the stock cooling system performance in hot climates, up long highway grades. I took my 1988 Fifth Avenue on its first road trip after the Holley 2300 and GM HEI conversion on the 318. The engine seems to run just fine, and I don't notice any general problems with the...
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    1988 5th sputtering, shaking, popping after Lean Burn delete

    Long time lurker, first time poster. The short version is that I bought a $500 1988 5th Ave on FB Marketplace, replaced the computer control and carb, and I'm having some driveability problems. Read on for the long version. Thanks in advance for reading and replying. Brief history: The car is a...
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    Introducing New Member: GamblerSeanAZ

    Love tinkering with fullsize RWD american cars from the 80's! Location: Phoenix, AZ
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