This Midranger inline coolant heater from Arctic Fox is a great option to provide additional heat for any SVO/WVO veggie oil conversion.

These units are TIG welded stainless steel and are ISO-9000 certified. Inside the outer shell there are 12-inner tubes that the fuel must flow through, making for a very effective heat exchanger.

Specs: 3/8" female NPT fuel and coolant ports.