My v6 Raider gets 18-20 with 31 inch tires. It's all about how much you wana stretch that gallon really. I do tune ups once a year and replace everything. Fuel filter, plugs, wires, cap, rotor, and sometimes the timing belt. <img src="/forums/images/graemlins/smile.gif" alt="" />

Richard E
1989 Montero - Stock-ish
1989 V6 Auto Raider - 5.3 Vortech Swap.
1987 Mitsubishi Starion 2.6t, soon to be 3.5
1983 Honda XL600R