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Thread: ram jet 502 upgrades?
          
   
   

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  1. #1
    injunstud is offline Registered User Visit my Photo Gallery
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    Car Year, Make, Model: 71 Chevy Chevelle
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    Question ram jet 502 upgrades?

     



    I was thinking about seeing if it would be possible to put a cold air intake or something to help improve the airflow, I'm not sure on the specs but i feel like the engine could use somethin to help push air through it. Any ideas on what to do, how to do it, or any different opinions on otherways to make it faster would be greatly appreciated.

  2. #2
    kitz's Avatar
    kitz is offline CHR Member Visit my Photo Gallery
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    Car Year, Make, Model: 32 Roadster, BBC
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    On my zz502 I used a combo dynoed by Sallee Chevy. Upgrades included mild/basic porting on factory heads, matching to intake, and Crane 168731 cam, springs, and roller lifters. 850 carb. Headers. You might want to play with the ECU to increase fuel etc with these mods to take full advantage.

    552 hp @ 5500 rpm and 572 lb-ft @ 4500 rpm.

    Kitz
    Jon Kitzmiller, MSME, PhD EE, 32 Ford Hiboy Roadster, Cornhusker frame, Heidts IFS/IRS, 3.50 Posi, Lone Star body, Lone Star/Kitz internal frame, ZZ502/550, TH400

  3. #3
    injunstud is offline Registered User Visit my Photo Gallery
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    I was kind of looking more along the lines of bolt on upgrades, I don't really want to have to take the whole engine apart if I don't have to.

  4. #4
    kitz's Avatar
    kitz is offline CHR Member Visit my Photo Gallery
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    The engine does not need to come out and those parts are all bolt on. There is no magic cold air intake that will produce real results in the breathing area on a ramjet. You need to improve the flow into and out of the cylinders, not the front end of the throttle body which has little or no restriction already.

    Kitz
    Jon Kitzmiller, MSME, PhD EE, 32 Ford Hiboy Roadster, Cornhusker frame, Heidts IFS/IRS, 3.50 Posi, Lone Star body, Lone Star/Kitz internal frame, ZZ502/550, TH400

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