Bryan, Mine runs about 180 degrees if the prop is pitched correctly. If it is overpitched it will run hotter. JeffC ----- Original Message ----- From: Bryan Campbell To: 'C320-List' Sent: Tuesday, February 20, 2007 4:02 PM Subject: [C320-list] Yanmar For those of you with the Yanmar 3GM30, what is your normal engine operating temperature?