Abstract: A combination system may include a carburetor in fluid communication with an engine intake tract and a fuel injector in fluid communication with the engine intake tract.

Abstract: A fuel tube system having a tube, a fastening portion, a threaded portion, and a tool connecting surface is presented. The fastening portion is connected to and extends outwardly from the tube. The fastening portion of the fuel tube has an outer diameter larger than the outer diameter of the tube of the fuel tube. The threaded portion is disposed on the outer diameter of the fastening portion. The tool connecting surface is formed in the end of the fastening portion.

Abstract: A combination system may include a carburetor in fluid communication with an engine intake tract and a fuel injector in fluid communication with the engine intake tract.

Abstract: A fuel bowl for a carburetor system may include a fuel container and a fuel flow assembly that is removeably couplable thereto. The fuel container may include a base, a pair of sidewalls extending upwardly from the base, a rear wall extending upwardly from the base, a top overlying the pair of sidewalls and the rear wall, and a cavity defined by the pair of sidewalls and the rear wall. The fuel flow assembly may include a base, a pair of sidewalls extending upwardly from the base, a rear wall extending upwardly from the base, and a top overlying the pair of sidewalls and the rear wall.

Abstract: A fuel tube system having a tube, a fastening portion, a threaded portion, and a tool connecting surface is presented. The fastening portion is connected to and extends outwardly from the tube. The fastening portion of the fuel tube has an outer diameter larger than the outer diameter of the tube of the fuel tube. The threaded portion is disposed on the outer diameter of the fastening portion. The tool connecting surface is formed in the end of the fastening portion.

Abstract: A fuel bowl for a carburetor system may include a fuel container and a fuel flow assembly that is removeably couplable thereto. The fuel container may include a base, a pair of sidewalls extending upwardly from the base, a rear wall extending upwardly from the base, a top overlying the pair of sidewalls and the rear wall, and a cavity defined by the pair of sidewalls and the rear wall. The fuel flow assembly may include a base, a pair of sidewalls extending upwardly from the base, a rear wall extending upwardly from the base, and a top overlying the pair of sidewalls and the rear wall.