Regitar USA Rotor f/Mercruiser Engines: GM V-6 Engines w/Thunderbolt IV V HEI Ignition [RMN015] Marine Hardware | Rope & Chain Pipe This additional plate strengthens the

This additional plate strengthens the installation area

Years of design and manufacturing experience coupled with collaboration with boat builders

All Whale bilge switches are designed and manufacturers with highest quality at heart

Screw included is a #4 x 1/4" Phillips Pan Head Stainless Steel Screw

Regitar USA Rotor f/Mercruiser Engines: GM V-6 Engines w/Thunderbolt IV V HEI Ignition [RMN015] Marine Hardware | Rope & Chain Pipe This additional plate strengthens theRotor for Mercruiser Engines: GM V 6 Engines with Thunderbolt IV & V HEI Ignition Rotor for Mercruiser Engines: GM V 6 Engines with Thunderbolt IV & V HEI Ignition. Engine Brand: Mercury Mercruiser OMC Fitment: GM V 6 Engines with Thunderbolt IV & V HEI Ignition Brochure (pdf)