This Volvo Penta Stern Drive Marine Engine Actuator Solenoid is a must-have for anyone who wants to keep their outboard engine running smoothly. It is compatible with the brand's 833735 and 833735-4 models, and is an essential part of the ignition and starting system. The actuator solenoid is designed to provide reliable and consistent performance, and is suitable for use in a range of marine environments. Whether you're out on the water or in the garage, this high-quality part is sure to meet all your needs.