RX7Club.com - Mazda RX7 Forum - Old RB collector/silencer

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Cookboy

02-18-13 08:10 AM

Old RB collector/silencer

I'm running an old RB road race header with collector/silencer. The flanged outlet of the silencer is 2" diameter. Does anyone know if the silencer interior is 2" also, or is it larger?

Carl	02-19-13 02:24 PM

Just take a look inside. I'm pretty sure it is the same as the outlet pipe/flange.

Cookboy

02-19-13 04:49 PM

Carl, you are correct!

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