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Thread: quick coupler question

  1. #1
    boats n hoes fork5o's Avatar
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    quick coupler question

    im gettin new couplers for my air intake. i got a 73mm maf and 70mm throttle. do i want 3" or 2.75"? thanks guys
    -Joe
    1995 5.0
    The Car

  2. #2
    it's soo-tack sutyak's Avatar
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    I'd try 2.75".
    70mm = 2.76" = .01" difference vs 3" (.76")
    73mm = 2.87" = .12" difference vs 4" (.13")

    I think you'll be fighting an air gap with 3".
    mark
    '04 Mach 1. Built. Turbo. 667whp/631wtq
    '06 Focus. Built. Turbo. WMI. 12.43 @ 115 (sold)
    '03 Mach 1 : 12.61 @ 106.59 (sold)
    he's into that, that spiritual stuff. <><

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