Choosing the 160F or 180F Thermostat for your Cummins 6BTA

Choosing the correct thermostat for your Cummins Marine 6BTA can sometimes be a tricky processā€¦ And although the Cummins factory has been supplying all B5.9 Marine engines with 180F stats since their introduction in 1985, IMO, as the 5.9 increased … Read More

Changing a Cummins Marine 4B, 4BT 3.9, or a 6B, 6BT, 6BTA 5.9 Thermostat

Compliments of Ā a rock solid Boat owner/operator, Robert Schepis