Description: 28 4.57cc Pull Starter Nitro Engine for 1:8 1:10 1:12 RC Car Truck Boat Parts. High quality and durable in use. Compatible with HSP HPI Traxxas Hobao Kyosho HonhNor RC car buggy truck. Material: Aluminum Alloy Size Chart: LxWxH: Approx. 12.00x6.00x11.50cm/4.72x2.36x4.53inch Package Includes: 1 Piece 4.57cc 28 Nitro Engine 1 Piece Manual Note: Due to the difference between different monitors, the picture may not reflect the actual color of the item. Due to manual measurement, there may be 1-2mm error in size