Tuesday 20 October 2009

Exhausting...

I thought id take the time to explain what im planing to do with the exhaust centre silencer.

A baffle in the silencer has come loose and is making a lot of noise! The whole rear section of the exhaust is one pipe with the back box, as you can see in this diagram.
The section is around £70-80, wich would bow my budget.


Its perfectly leagal to remove the centre silencer on this exhaust system. The exhausts simply needs to filter and direct the flow of emissions out the rear of the car, and reduce the noise to an acceptable level. For an MOT it needs to also be securly fastened to the vehicle.

I have purchased a 1m section of 1.75" pipe, 2 pipe clamps and a 100mm pipe joining section. I will simply cut off the centre box, just before its hanger and unclamp it from the catalytic converter. I will then cut the 1m pipe to length and clamp it to the swaged section on the Cat, using the existing clamp. The 100mm joining section will be slipped over between the new pipe and the old section and clamped. All joints will be sealed with Fire Gum (exhaust sealer putty) before being clamped.


The result should be very tidy and acceptable to MOT standards. It will have the added benefit of a slight performance increase through reduced exhaust resistance, and sound a little sportier.

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