Automobile knowledge

  Engine Tuning Engine tuning is more frequently required in modern high compression engine which are more sensitive to variation from specifications than the earlier slow speed low output engines. To maintain an engine at peak performance and economy it must be kept in good condition with all components upto specifications. Often during the engine tuning several conditions will be found which must be corrected to restore the engine to like new condition TUNING PROCEDURE A typical tuning or tune up procedure is given below, which includes visual and mechanical check and also check with instruments. Some of the checks are not related to the engine but should be done for the safety purpose. 1. Loose spark plug start engine to blow out carbon and dirt, shut off engine and remove plug. 2. Test engine compression. 3. If the compression ratio not upto specifications perform engine service that will eliminate the troubles. if the compression is all right re install the spark plug. 4. R...