§ 91.407 - Engine inlet and exhaust systems.

Latest version.

§ 91.407 Engine inlet and exhaust systems.

(a) The marine engine manufacturer is liable for emission compliance over the full range of restrictions that are specified by the manufacturer for that particular engine.

(b) The air inlet filter system and exhaust muffler system combination used on the test engine must be the systems expected to yield the highest emission levels.

                    
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§ 91.407 - Engine inlet and exhaust systems.

§ 91.407 Engine inlet and exhaust systems.