Alternative APU System I saw last night.

[snailexpress]

I can give you all numbers of investment in my APU.
$1250 brand new Kubota single cylinder engine 10 HP 3000 RPM.
Why I choose this engine? Because only this engine will fit in space between DPF and fuel tank and has great reputation in sailboat community for reliability and low maintenance.
$200 for generator head 4 KW, new from local Craiglist.
$127 for iron from local metal market.
$12 fuel pump
$27 coolant pump
$56 for pulleys
$34 H100 440 timing belt
$56 radiator with electrical fan.
$10 oil pressure switch sensor
$ 68 Generator smart controller
$34 10 wires cable for control signals
$ 5 thermo switch sensor for cooling fan fro junk yard.
$10 Cooling system hoses from junk yard
$460 AC split system
$ 25 fasteners and paint.
$100 Smart charger 100 amp for battery charging.
Total is $2500 with all small things I forget to mention.