Compact NWR Alternative Fuels Independence 80-gallon unit easily converts vegetable oil into biodiesel fuel that can be run in any diesel engine with little or no modifications. Originally cost $3500 from Norther Tools. I used it for several years and made thousands of gallons of biodiesel but I've moved to a smaller place and no longer have the spae or time to do it. Features all steel piping, digital controlled timing system and quality components. Digitally controlled timing system. Inline heating system prevents overheating. Has water wash with timer. Dry wash capable. Hand pump safely mixes methanol and catalyst with no sparks. TECF 720 GPH processor pump mixes methaloxide and oil. Typically requires less than 2 hours of hands-on time per batch. Black iron piping. Braided urebrade tubing. Brass valves. MDPE plastic tanks. 36 in. L x 60 in. W x 70 in. H, Reasonable offers will be considered.