Zinc chromate and primer with a white epoxy paint for lower unit



The following may be required if your electric shift lower unit has run in salt water for periods of time :Drill old hole 13/64 in aluminum 3/4 inch deep. Tap hole with #5401-4 helicoil 1/4 -20 inch thread
Place loctite retaining compound #680 or #609 on helicoil to hold tread in place
Insert stainless steel coil and break off installation tab on bottom. Cost of $17.95 per required helicoil.