OUR OFFICES ARE CLOSED TUESDAY, DECEMBER 24th THROUGH WEDNESDAY, JANUARY 1st FOR THE HOLIDAYS.
Orders received during this time will be processed when we resume normal business hours on Thursday, January 2nd.

Thank YOU for another great year and we are looking forward to keeping you on the water in 2025!
Merry Christmas, Happy New Year and God Bless YOU!

PLEASE NOTE - Some products are not immediately available. If your order will be delayed, we will e-mail you or call you and let you know.
E-MAIL US HERE about availability and we will respond quickly! We ship same day if your order was placed by 1:00 PM EST during normal business hours BASED ON AVAILABILITY.
NEXT DAY SHIPPING NOTE - Please see our Shipping Policy SATURDAY OR SUNDAY DELIVERY IS NOT AN OPTION.

Thermostat 160 Degree PCM - Indmar Fresh Water Cooling Sierra Replaces R026002

$17.82 $27.50


INDMAR - PCM - THERMOSTAT 160 DEGREE SIERRA 18-3552

Sierra Brand Aftermarket thermostat used on various Mercruiser fresh water cooled inboard marine engines.

  • Fits Mercruiser 470 model 4 cylinder closed cooled engines from 1976 to 1982 with serial number range 420873-6218036
  • Fits Mercruiser 485 model 4 cylinder closed cooled marine engines with serial number range 5685934-6218036
  • Replaces Mercury 76270T
  • Replaces Mallory 9-43000