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Thread: 496 Stroker, 90 mm Maf Sensor

  1. #1
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    496 Stroker, 90 mm Maf Sensor

    I'm working on some intake tube plumbing for my BBC 496 stroker. My throttle body is 90 mm and accepts a 4" size inlet tube.
    I need a MAF sensor to finish the plumbing.
    My PCM is an Express Van 0411 so the MAF I use needs to play nice with that.
    I like stock stuff that I can buy at any parts house in case of break downs.

    Anyone know of one I can use to fit the 4" tube size I'm using?
    The one that was on the van was 3-1/2".

  2. #2
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    Quote Originally Posted by 123pugsy View Post
    I'm working on some intake tube plumbing for my BBC 496 stroker. My throttle body is 90 mm and accepts a 4" size inlet tube.
    I need a MAF sensor to finish the plumbing.
    My PCM is an Express Van 0411 so the MAF I use needs to play nice with that.
    I like stock stuff that I can buy at any parts house in case of break downs.

    Anyone know of one I can use to fit the 4" tube size I'm using?
    The one that was on the van was 3-1/2".
    LS3/LS7 is what I run on my L31 383 van. With the right programming it has run well with both an 0411 and a P59.

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    Quote Originally Posted by Fast4.7 View Post
    LS3/LS7 is what I run on my L31 383 van. With the right programming it has run well with both an 0411 and a P59.
    Thanks.

    These both come with just the card I see.
    That's checking Rock Auto's site for Corvettes with the LS3 and LS7.
    Last edited by 123pugsy; 03-12-2023 at 09:23 AM.

  5. #5
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    Quote Originally Posted by blindsquirrel View Post
    Thanks.

    Too poor to spend 4 bills for the complete unit. It's double the cost up here, north of the border. I'm sure I can make up the same thing.
    Does the one you linked have an air straightener screen or just wide open?

  6. #6
    Tuning Addict blindsquirrel's Avatar
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    You can buy just the flange and weld it to any old piece of tube. Much cheaper as long as you don't have to buy the welder first.

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    Quote Originally Posted by blindsquirrel View Post
    You can buy just the flange and weld it to any old piece of tube. Much cheaper as long as you don't have to buy the welder first.
    Thanks.

    I got the welder.

  9. #9
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    Quote Originally Posted by eXo3901 View Post
    Thanks.

    That's a nice one.

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    Mine are Spectre housings with a Saxon PC straightner. It was under $100 with the Hitachi MAF insert and matching connector included.

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    Quote Originally Posted by Fast4.7 View Post
    Mine are Spectre housings with a Saxon PC straightner. It was under $100 with the Hitachi MAF insert and matching connector included.
    Thanks.

    How is it down there in the States? Just walk into any computer store and buy a piece of air straightener?

    Under 100 bucks? Wow. Ain't gonna happen up here.