Indmar Heat Exchanger Zinc Anode Drain Plug

Replacement heat exchanger sacrificial anode. This is a common zinc anode used on Indmar, PCM, and Challenger engines with the factory half or full-closed cooling systems. They are located on the lowest point on the bottom side of the heat exchangers. This drain plug was also used on Challenger and PCM exhaust manifolds as well.  Make sure to inspect this zinc annually or every 100 hours of operation and replace it when the zinc is 50% gone. 

Product Specs:

• Indmar part# 865055
• PCM part# R168008 
• Zincs should be replaced when it is 50% gone.
• 9/16 Brass Hex Drain Plug
• Zinc Measures 2" inches long
• Zinc Measures 1/2" inch Diameter
• Overall Length 2-3/4" 
• Sold individually