The Vintage RAC Ignition Tune-Up Analyzer is a unique tool designed for engine diagnosis, specifically for motorcycles, passenger vehicles, and heavy-duty/commercial vehicles. Made in the USA, this engine analyzer features an analog display with a backlit screen for easy reading. The set includes wire probes, clamps, a case, and a user guide, providing everything needed for a comprehensive ignition tune-up analysis. Although it does not come with a warranty, this vintage tool from RAC is a valuable addition to any mechanic's arsenal for troubleshooting and adjusting ignition systems.