SIE18-4457 - Exhaust Protector Valve
18-4457 EXHAUST PROTECTOR VALVE 4 Inch.
Replaces: Mercruiser 12644A1 INCLUDES STAINLESS STEEL CLAMP
Compounded rubber flapper valves prevent water from entering the exhaust system.
Made with weather resistant EPDM with U/V stabilizer.
Sierra Marine Sie18-4457 - Exhaust Protector Valve is equivalent to parts:
- 12644A 1 Mercury Marine
- 9-44001 Mallory Marine
Additional information about this part can be found on page(s) 99, 498, 521, 553, 737 of the Sierra Marine catalog.

SIE18-4457 - Exhaust Protector
Valve
Sierra Marine
18-4457
18-4457 EXHAUST PROTECTOR VALVE 4 Inch. Replaces: Mercruiser 12644A1 INCLUDES STAINLESS STEEL CLAMP Compounded rubber flapper valves prevent water from entering the exhaust system. Made with weather resistant EPDM with U/V stabilizer.
$
