No Engine. You will need an engine with the 76 mm clutch rotor like the Solo Typ: 154 and 142 (you may need an engine spacket and longer Clutch drum shaft NOT included) , Honda GX35, GX50, Robin Subaru EH035, Zenoah G43L and some other engines.
Includes the Staton-Inc 18.75 to 1 gear reduction box with the Outside Drive shaft.
You get ONE 41 sprocket 5/8" ID from 9 to 13 teeth and 3/16" x 3/16" key.
About 30" of 41 chain and one master link # 2639. If you want an extra one be sure and add it to the cart.
You get ONE freewheel and ONE freewheel Adaptor with key. Pick the size you need.
The 1/2-13 all thread rod can vary in length depending on the tirke you are installing it on.
Be sure and use the drop down box to pick the items you need and use the comment box and tell us what trike you have.
We will try to send you the correct parts for that trike.
All the parts show in the pictures will be sent.
You may need other parts that are NOT included. This will be at your cost and design.