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Sierra 18-1994 Mercruiser 87290A4 Lower Thermostat Housing

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Sierra 18-1994 Mercruiser 87290A4 Lower Thermostat Housing
Sierra 18-1994 Mercruiser 87290A4 Lower Thermostat HousingSierra 18-1994 Mercruiser 87290A4 Lower Thermostat Housing
Retail Price: $225.99
Your Price: $184.90
You Save: $41.09 (18 %)
Part Number: SIERRA-18-1994

Sierra 18-1994 Mercruiser 87290A4 Lower Thermostat Housing. Thermostat housing includes copper tee, pipe plugs, sealing rings & other various hardware.

  • 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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