What Does BTDC Stand For?

BTDC stands for Before Top Dead Center

BTDC, or Before Top Dead Center, refers to the position of a piston in an internal combustion engine before it reaches its highest point in the cylinder during the compression stroke. This timing is crucial for optimizing ignition and fuel efficiency, as it influences the engine's performance and emissions. Understanding BTDC is essential for engine tuning, valve timing, and overall engine design.

Other Meanings for BTDC