Starter Motor Solinoid: 82-92 GM Various.Brand New GM Solenoid for the 82 92 Chev V8 305 & 350 that uses the smaller compact solenoid.. the round thing that sits on top of your starter motor and actually causes it to start. Over the years these can become weakened from the engine heat and loose cranking strength. This is a Genuine factory solenoid.. genuine GM quality & again not expensive.