File: Batmobile2.STLName: Batmobile Pinewood Derby CarMaterial: 147.35 grams ( 0.325 lbs) Infill 85 % Print Time: 9 hr 15 minMaterial: 140.7 grams ( 0.310 lbs) Infill 80 % Print Time: 8 hr 53 minMaterial: 134.1 grams ( 0.269 lbs) Infill 75 % Print Time: 8 hr 32 minSize: 177.8 mm (7") x 44.45 mm (1.75") x 31.75 mm (1.25")Resolution: 0.20mmLayers: 165 layers Rafts: Yes Supports: NoFunction: Originally designed by dad when his Boy Scout was building his own car using SolidWorks so that it could be CNC milled from a blank piece of wood. It didn't win for speed but it was a cool design. I tweaked the design so that it could be 3D printed. If you weigh your axles and your wheels, you can pick your infill percentage and get as close to 5 ounces (141.8 grams or .3125 lbs) as possible (remember that paint weighs something as well).