Please scale everything to 600% because the slicer automaticly scaled some to 10000%

20 % infill for frame, engine, wheels, steering wheel100% for piston axles universal joint gears spindles tie rodsmight need to do some minor drilling and hot glue.1.75 mm filliment as rods if you are printing for the ball joint connection to spindles and linear gear.hot glue some filiment onto the 4 ends of the tie rods and put them into the holes on the spindle and the linear gear. use wire as the axle for the suspension piston