Converting Diesel Cars to Run on Vegetable Oil

But drivers willing to spend between $400 and $1,000 on a conversion kit from one of two leading vendors, Missouri-based Golden Fuel Systems and Massachusetts-based Greasecar Vegetable Fuel Systems, can make the switch. And fryer-friendly restaurants are just about the only economical fuel source right now. Buying cooking oils at the supermarket would be costly, and consumers shouldn’t expect to find filling stations pumping vegetable oil anytime soon.

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