got a new exhaust system
got a new exhaust system
i don't know what else todo. i went to racing beat. i got tired of having my exhaust loud. on my 69 wagon,they recommended there universal muffler
.but they were not sure if it will quiet it down new bp motor done by mazda rob.RB gave me a real good deal on them, i got 2.
went to my friends muffler shop. they did it how i wanted it,they did a real nice jobs.
i was real happy until they were done, i went to start the wagon
. and what was my suprisse it was louder then before.
.wtf .i dont what else todo.

out with the old.



in with new.racing beat universal mufflers.

.but they were not sure if it will quiet it down new bp motor done by mazda rob.RB gave me a real good deal on them, i got 2.
went to my friends muffler shop. they did it how i wanted it,they did a real nice jobs.
i was real happy until they were done, i went to start the wagon
. and what was my suprisse it was louder then before.
.wtf .i dont what else todo.
out with the old.



in with new.racing beat universal mufflers.


Last edited by alex ruano; Jun 22, 2010 at 10:29 PM.
what do you guys think. i like
but i do have to say this. it dose sound bad ***. she's a best.watch out piston people here i come and smell my fumes.lol


and the finish product. thanks to my friends from j&j muffler for great work and also for the great prices.lol
but i do have to say this. it dose sound bad ***. she's a best.watch out piston people here i come and smell my fumes.lol

and the finish product. thanks to my friends from j&j muffler for great work and also for the great prices.lol

Last edited by alex ruano; Jun 22, 2010 at 10:34 PM.
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Joined: Jul 2002
Posts: 7,301
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From: District of Columbia
First off since it's a bridge port you're killing power running it true dual. You need exhaust scavageing to make any serious power, not only that but collecting the exhaust will quiet it down. collect the header according to racing beats recomendations and it will work, may not be the best but it will work. Then run both mufflers inline with a single exit and it will not only be quieter, but faster... I personally perfer short systems so I would collect the header as short as possible. 15-18" is best for a bridgeport, but with your RB roadrace header I would collect it as soon as possible which would be about 25" use that old collector you have there but collect it as close to the flange as you can. Also the heavier walled the piping the quieter the exhaust will be. It looks like they didn't use the best stuff running your system. It's really hard to tel how big of mufflers you got. hopefully you went with 3" then you can collect into 3" and run 3" straight back.
http://www.racingbeat.com/Tech/Tech.Exhaust.2.htm
http://www.racingbeat.com/Tech/Tech.Exhaust.2.htm

























