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    1991 Comptech Supercharged NSX, Blk/Blk, 48k miles - VIN JH4NA1156MT003135

    YEAR & MODEL : 1991 NSX FULL VIN #: JH4NA1156MT003135 CURRENT MILEAGE: 48,838 COLOR (EXT/INT): BLK/BLK TRANSMISSION: 5MT LOCATION OF VEHICLE (CITY/STATE): YELLOW SPRINGS OHIO CONTACT VIA (E-mail, PM, phone number, etc.): [email protected], (937) 767-1062 PRICE (MUST STATE A PRICE, IS IT FIRM...
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    '91 Comptech SC CEL and codes 1 and 2

    Justin said the supercharger is powder coated and that you must make sure that the powder coating is removed under the GND lugs. There is one GND lug on one of the bolts on top of the supercharger. Don't know if that's the only one.
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    '91 Comptech SC CEL and codes 1 and 2

    Just got back from Source1 and my car runs great!!!! Justin found that the supercharger wasn't grounded properly and someone had turned up the fuel pressure to maximum (probably to try and fix the symptoms) He fixed both and I was charged a total of $131.25 for both the diagnosis and the fix...
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    '91 Comptech SC CEL and codes 1 and 2

    Well I went out and was going to buy a fuel pressure gauge but couldn't find anyone (3 different stops) who had the small size tap out connection for the top of the fuel filter. I looked around more on NSX prime and it seemed like that even if I find that the pressure is wrong the next step...
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    '91 Comptech SC CEL and codes 1 and 2

    Nope. Not yet. I was going to swap fuel filters and try see if the fuel pressure is OK. I'll try the throttle body cleaning too.... Any hints on best way to do that?
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    '91 Comptech SC CEL and codes 1 and 2

    Hi All, I am the new proud owner of a '91 Comtech SC NSX. :biggrin: 42K miles. It also has the Comptech headers and exhaust. This is an early kit with the whipple SC. Picked it up in Baltimore a couple of weeks ago and drove it the 7 hours home. (I live in Ohio). About an hour into the drive I...
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