ALAN, I BOUGHT AN AUTOMOTIVE METER. HOBBS IS THE CO. THIRTY BUCKS. YOU WILL FIND 3 EXTRA WIRES COMMING FROM THE CONTROL BOX, USE A TEST LAMP TO CK WHICH ONE IS HOT WHEN THE ENG IS RUNNING. I INSTALLED MINE WAY UP UNDER THE DASH SO IT STAYS DRY. I DONT KNOW WHERE YOU WILL BE ABLE TO MOUNT IT ON THE WHALER.
THANKS ALOT
THANKS ALOT