been holding on to this forever. have no idea what its worth but I figure 100$ sounds fair as everything in it works and is very usefull and its kinda cool…al the paper work and sticker sare even in the box…honestly I dont know if andything other than the timing light has ever been used. timing light, compresion gauge, vac/boost gauge, tach-dwell gauge. any interestd let me know…oh yeah its a SUN test equipment in a big red box…all minty mint