1998 Jeep Grand Cherokee 5.9 V8 4x4 LPG converted (tuned to 350 HP at all 4 wheels) Only made for 1 year.
2002 Dodge Ram ThunderRoad 5.9 V8 4x4 Quad Cab LPG converted (Now sold)
2000 Ford F150 Lightning 5.4 V8 Supercharged 2000 MK3 Mondeo Estate Ghia V6 LPG converted 370K miles
If it's cheap and reliable it isn't fast. If it's cheap and fast it isn't reliable. If it's fast and reliable it isn't cheap