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How loud does exhaust get with 112 LSA cam???

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Old 03-09-2012, 12:14 PM
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Default How loud does exhaust get with 112 LSA cam???

I have Pacesetter LT's and ORY w/ Flowmaster Merge 3" to 4" then back to 3" to Magnaflow Catback ready to install, The question is I'm planning to put the Thunder Racing TRak cam, Same as torquer v3 but 112 instead of 111 LSA in my car, I'm Wondering if the Exhaust would get way louder with a 112 LSA cam compared to just Bolt Ons??? Please Comment any Opinions!!!
Old 03-09-2012, 12:21 PM
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Definitely get louder. Your flowing more air through your exhaust at every rpm. It will get louder with any cam. some cams louder than other. Ticks Polluter cam is by far the loudest cam i have herd in person!
Old 03-09-2012, 12:23 PM
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not sure if i totally understand your question. 112lsa should not be any louder than the 111lsa or at least i dont think you would be able to notice the dbl differance. 111lsa might lope a tiny bit more. Lt's, no cats and flowmaster on even a stock LS1 can be pretty loud
Old 03-09-2012, 12:24 PM
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Does anybody knows an estimate about how many DB increases???
Old 03-09-2012, 12:28 PM
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I have LT's, no cats and 40 series flows on my head and cam 88 corvette. its pretty loud no idea about DB though. would be cool to see the DB diff from different mufflers and pipes vs other mufflers and pipes. I personally wish I could run just LT's and strait pipes without getting a ticket
Old 03-09-2012, 12:33 PM
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I'm hoping not to go over 90 DB at idle.
Old 03-09-2012, 12:35 PM
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Enough to get you in trouble with Johnny Law


Originally Posted by Ronny_02_WS6
Does anybody knows an estimate about how many DB increases???
Old 03-09-2012, 11:36 PM
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You should be under that at idle. The LSA doesnt have as much to do with lope as duration does.
Old 03-10-2012, 02:06 AM
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That cam has 8.5* overlap. It's the increased valve overlap that allows more combustion chamber sounds out through the exhaust that makes it louder. Now as far as it being 90db or less at idle it might be, but that's hard to say without cats.
Old 03-10-2012, 11:15 AM
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Oh well, I decided to install the bolt ons next weekend first an the cam after the emissions test this summer!!! to pass emissions I'm required 90 DB or less.



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