how do you know when muffler needs replacement??

Coupe5oh · 04-11-2002, 04:22 PM

well besides the rust, i mean do mufflers sound weird when they need replacement? i hear like a cracling noise under my car, my mufflers are very old btw, but i dont see any holes or anything, also hear something making contact underneath like a knocking sound...any opinions?? thnx

gtsr515 · 04-11-2002, 04:26 PM

Are you serious?

Holes, abnormal noises, your instinct?

Stang Runner · 04-11-2002, 04:46 PM

it will Rattle the insides Come Apart on them somw times.

Coupe5oh · 04-11-2002, 06:08 PM

well gtsr

, they sound good, but when im driving around, and on deceleration they dont sound right, i guess thats my instinct there, perhaps i will just replace with a mac catback and put chrome tips back on, then i cant go wrong. thnx

04-11-2002, 04:22 PM	#1
Coupe5oh Registered Member Join Date: Nov 2001 Location: SanAntonio, Tx Posts: 734	how do you know when muffler needs replacement?? well besides the rust, i mean do mufflers sound weird when they need replacement? i hear like a cracling noise under my car, my mufflers are very old btw, but i dont see any holes or anything, also hear something making contact underneath like a knocking sound...any opinions?? thnx __________________ Police package 5spd 90 Lx, Stock original motor, 3.27grs, BM fan, fms 10.5 clutch, D&D quadrant, and adjuster, ADS chip, 180 stat, mac cai, mac h-pipe, mac subframe connectors, ASP crank pulley, ripper shifter, 26x10.5 M/T sport pros welds. 246 hp according to analyzer Race weight: 3,120 E.t-13.57 with 26x10.50's e.t. streets. 1.88 60' mph- 99.92 mph

04-11-2002, 04:26 PM	#2
gtsr515 Registered Member Join Date: Nov 2001 Location: Sunny, Hot, Sebring, Florida Posts: 725	Are you serious? Holes, abnormal noises, your instinct? __________________ Remember...2nd place is 1st place for losers!

04-11-2002, 04:46 PM	#3
Stang Runner Registered Member Join Date: Jun 1999 Location: Walker, MI, USA Posts: 1,202	it will Rattle the insides Come Apart on them somw times. __________________ Engine: steel mounts, Under drive pulleys, K&N, GT-40 Intake ported Lower, No power steering, No A/C, Mac cold intake, 65MM TB, 255 Fuel pump, 24's, AFR 165 58cc, Rocker Arms 1.7with the stock Cam, 1 5/8 short headers, offRoad X-pipe Drive Train: 3.55, T-5 with a Pro 5.0 shifter 12.656@107.71MPH See It at www.T-racing.com/mustang.htm

04-11-2002, 06:08 PM	#4
Coupe5oh Registered Member Join Date: Nov 2001 Location: SanAntonio, Tx Posts: 734	well gtsr , they sound good, but when im driving around, and on deceleration they dont sound right, i guess thats my instinct there, perhaps i will just replace with a mac catback and put chrome tips back on, then i cant go wrong. thnx __________________ Police package 5spd 90 Lx, Stock original motor, 3.27grs, BM fan, fms 10.5 clutch, D&D quadrant, and adjuster, ADS chip, 180 stat, mac cai, mac h-pipe, mac subframe connectors, ASP crank pulley, ripper shifter, 26x10.5 M/T sport pros welds. 246 hp according to analyzer Race weight: 3,120 E.t-13.57 with 26x10.50's e.t. streets. 1.88 60' mph- 99.92 mph

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