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View Full Version : Mercury 12” SST Mid Exhaust Downspout



Onetime
01-23-2020, 09:11 AM
From SST 200XS engine Brand new from the factory, never used. Should work on other 12” mids not just 200XS.

Exhaust downspout. Directs the exhaust down to quiet things down a bit with no performance loss.

The flange measures 4-3/4” across the top and 4-1/4” across the bottom. Sides taper in a little. Flange is 4-1/4” tall. The top has a radius and the 4-1/4” is at the high point of the radius.

Flange bolt holes are 4” between centers across the top and 3-11/16” between centers across the bottom. Flange bolt holes are 4-1/4” between centers top to bottom

The tube is 3” diameter.

All beautifully polished stainless steel and tig welded tube to flange.

$85.00 shipped lower 48.

457055 457056 457057 457058

Onetime
10-17-2020, 06:35 PM
Still have this. Make offer.

Onetime
01-24-2021, 02:04 PM
Back to the top.

Onetime
09-10-2021, 08:06 PM
One still available.