Engine

The Engine is an item required for numerous trades when going through Rank 3.

They are used in the creation of:
 * The Race Car, Rank 1, Rank 2, and Rank 3,
 * The Stunt Car, Rank 1, Rank 2, and Rank 3.
 * Cruiser Thrusters

It can be obtained by spending five Blue LEGO Bricks on Scrap Yard Joe's page.