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Type: Posts; User: John Coffey

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  1. At least here in the USA, that roll bar would...

    At least here in the USA, that roll bar would have not been legal for race use from about 1970. I've got the historic SCCA GCR going back to 1968 and straight rear braces for the main hoop were...
  2. Thread: Imsa

    by John Coffey
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    Except for some IMSA specific class and safety...

    Except for some IMSA specific class and safety items, the allowed mods for GTU were basically FIA Group 4 regulations. You can order the FIA homologation papers from ACCUS. You need specification...
  3. It hasn't sold yet so the car referenced is not...

    It hasn't sold yet so the car referenced is not an indicator of anything. Wait to see if the deal is actually completed after the auction ends. The bids might be from flaky buyers or shill bids...
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    In all industry and consumer measures, Toyota,...

    In all industry and consumer measures, Toyota, Nissan, Mitsubishi, and Mazda vehicles of 1991 were orders of magnitude better quality then the Saturn SL2. Your own personal standards were different,...
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    If you drive a FWD car like you drive a RWD car,...

    If you drive a FWD car like you drive a RWD car, you won't get the most out of the FWD car. Same is true for a 356, 911, or 912 driven like you would drive a 240Z. You have to drive to the...
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    The draw, according to our vintage Porsche...

    The draw, according to our vintage Porsche customers, is (are) in no particular order:

    1. Marque history
    2. Beauty/style.
    3. Driving experience
    4. Increasing pricing - in some cases...
  7. Someone noticed Vizard is a product whore? ...

    Someone noticed Vizard is a product whore? Imagine that; A magazine writer skewing an article to sell more products or even, heaven forbid, just reprinting a manufacturer's press release as...
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    If a consumer's primary purchasing criteria is...

    If a consumer's primary purchasing criteria is price, the consumer is the problem. Working on vintage Porsche's for last two years has really opened my eyes to that simple truth. There is a large...
  9. There's nothing bad of odd about a stock open...

    There's nothing bad of odd about a stock open diff. If you've never spun the rear tires on your Z in a corner, then you'll never know the benefits of a LSD. If you want the car to be more stable in...
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    Yes. You'll also need to ground the starter to...

    Yes. You'll also need to ground the starter to the engine and have a small wire to send 12v to the starter solenoid to trigger the starter. And make sure the engine is on a stand or securely...
  11. No...

    No...
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    As Zed said, you need to spin the engine with the...

    As Zed said, you need to spin the engine with the starter.
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    I've seen auctions where the reserve is set high...

    I've seen auctions where the reserve is set high and the seller colludes with a buyer to drive up the bids. If their fish take the bait the reserve is dropped at the last minute and the colluding...
  14. You are seeing 90 to 110 psi on a compression...

    You are seeing 90 to 110 psi on a compression test? You should be in the 150 to 175 psi range.
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    Anywhere from 10 to 30%. The numbers are not...

    Anywhere from 10 to 30%. The numbers are not directly comparable. Some of the better chassis dynos are very repeatable but none approach the accuracy of an engine dyno that is certified to either...
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    208 hp at the crank is attainable with a stock...

    208 hp at the crank is attainable with a stock internals L24, 9.5 to 1 CR, running SU carbs. 200hp with Weber 45s and a good cam on a N42/N42 combo is easy. My BSP N42/N42 L28 build made 181 hp at...
  17. Alcohol.

    Alcohol.
  18. Its a 1973 240Z. Its just another 240Z. Sorry.

    Its a 1973 240Z. Its just another 240Z. Sorry.
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    Class 10.9 not Grade 9.

    Class 10.9 not Grade 9.
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    Although aluminum has better thermal conductivity...

    Although aluminum has better thermal conductivity then brass or steel, what makes one radiator more efficient than another, regardless of material used, is surface area exposed to air. More tubes,...
  21. Maybe Nissan thought getting some air flow around...

    Maybe Nissan thought getting some air flow around the muffler was good idea?
  22. And if you did that in back you would completely...

    And if you did that in back you would completely screw yourself. Read the entire strut thread in the faq on hybridz.
  23. The mag wheels are not rare. The center cap...

    The mag wheels are not rare. The center cap itself is not rare but the "D" decal is something I haven't seen before. So you might have a rare decal.
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    Oil is not needed. Modern shock oils can handle...

    Oil is not needed. Modern shock oils can handle much higher working temps then what was used 20 years ago. I just put grease on the shock body so it will come out easier 10 years from now.
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    Do not add marvel mystery oil, or any oil to your...

    Do not add marvel mystery oil, or any oil to your fuel. You're actually reducing the octane of the fuel and adding combustion by products that increase carbon build up.
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