Archives: engine tuning

Key Elements to Engine Tuning

Key elements for drag race engine tuning are having a well-tested fuel system setup, tracking the weather for changes in the amount of oxygen in the atmosphere, and properly adjusting the engine for the current climate. One element specific to mechanical fuel injection tuning is idle adjustment for a good starting line temperature. Engine oil […]

Is ignition timing the first thing a tuner should dial in?

For a new setup, a conservative ignition timing value should be the first thing a tuner should dial in.   Other setups, including the fuel system and the chassis, should be optimized before the timing is extended beyond a conservative value for more performance.  The amount of timing depends on the strength of the ignition.  For […]

Your racing engine blew up. Now what do you do?

After that, you repair all the mechanicals that are broken. You review what went wrong. You revise your tune-up to try to avoid it again. For fuel system adjustments, try precise numerical control over tuning using air/fuel ratio! Without knowing it, this is something you already do: When you adjust fuel injection jetting from plug […]