3 inch piping MAF question

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Shifter027
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Joined: Wed Feb 03, 2010 7:46 pm
Car: '89 Nissan 240SX coupe
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I have 10 feet of 3 inch exhaust tubing,which I'm going to use for straight pipes,but I also want to make my own intake piping after I do a battery reloc to my trunk.Would I have to buy an adapter or anything for the MAF?I know people use MAF's from J30's or 300zx's,but I was wondering if I could use the stock one.Motor's a stock KA24E,and it's automatic, if that makes any difference.Thanks.


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vocationalzero
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You would have to get a reducing coupler for it to work cause i think the KA MAF is a 2 inch inlet not a 3

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rocksteady_racer
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Joined: Wed Jun 15, 2005 5:41 am
Car: 90 240sx Hatchback (Manual - boosted soon KA24e)
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Yea a reducing coupler. I got a ka24e I'm boosting with 3in piping all the way around (old rbperformance race turbo kit off their ka24e they had for like 5 minutes lol) and it looks like it's just mounted in the middle with an adapter plate with a silicon coupler and on the other side is a reducer silicon coupler, but there are other options too like in that rb20 blow through thread. If you wanted to use the 3in properly (i don't really care now but in the future I will) I'd swap to a larger MAF or go MAP
Modified by rocksteady_racer at 6:10 PM 4/6/2010


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