18-4457 - Exhaust Flapper Valve, 4 Inch, 12644A1
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Your Price
$38.89
In Stock
SECURE CHECKOUT
SPEEDY DELIVERY
30-DAY RETURN
FULL WARRANTY
SPEEDY DELIVERY
30-DAY RETURN
FULL WARRANTY
Part Number
18-4457
Manufacturer
Sierra Marine
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 Exhaust Protector Valve is equivalent to parts:
- 18-4457D Sierra Marine
- 12644A1 Mercury Marine
- 12644A 1 Mercury Marine
- 9-44001 Mallory Marine
Sierra Marine Catalog Online
Sierra Marine is the market leader for aftermarket marine engine parts. Sierra products cover every major engine brand. Sierra offers a comprehensive product line and an unsurpassed customer satisfaction warranty covering parts and labor.
18-4457 - Exhaust Flapper Valve, 4 Inch, 12644A1
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.
$38.89
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.
$38.89
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