Mercruiser Style Lower Thermostat Housing | Sierra 18-1994

Sierra

$172.91
Unit price per

Thermostat housing includes copper tee, pipe plugs, sealing rings & other various hardware.

Mercruiser Style Lower Thermostat Housing | Sierra 18-1994

Fits many different Mercruiser applications
Used with Sierra 18-1977-1 upper thermostat housing
For stainless steel version use Sierra 18-1989
Replaces Mercury 8M0061381, 87290A4
Replaces Mallory 9-42502
Replaces Osco MC552-SB

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