Here’s how to make a simple Knex piston
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Step 1: Piece Collection
This step will tell you all of the pieces that you will need to make this piston.
This part of the model will hold the piston and crankshaft up.
Step 3: The Cage
This is the sides of the model tho hold the white connector up to put the piston through
Step 5: The Crankshaft
Now this is the crankshaft look carefully because this step is harder than you think.
Step 7: The Piston
This step includes a long grey rod for the piston
Step 8: The Top
This bit sits on top of the red rods.
Step 9: Finishing Touches
This step will help the piston stand up properly and put an end cap on the end of the piston
Step 10: Finished!
Have fun playing with your miniature piston!