Gillie,
I believe the WEMA sending unit lengths are actual. You deduct 1" from tank depth for a plastic tank and 3/4" for a metal tank to get the length you need. It's all on their web site. I think you would be ok with a 7" unit. If you get an 8", it's not gonna fit.
Dave
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Blue Heron Boat Works
Reinventing the wheel, one spoke at a time.
Last edited by Blue_Heron; 05-20-2012 at 09:20 PM.
Reason: Duh.
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