Regitar USA Rotor f/Mercruiser GM V-8 engines w/Delco HEI 1998 Newer (Except MPI Engines with 555 ECM) [RMN009] Rash Guards Screw Size:5/16"

Screw Size:5/16"

low noise motor

Optimise your bilge pump's performance by preventing back flow

Then you'll know it matches your pump exactly

Vivid Spectrum output

Regitar USA Rotor f/Mercruiser GM V-8 engines w/Delco HEI 1998 Newer (Except MPI Engines with 555 ECM) [RMN009] Rash Guards Screw Size:5/16"Rotor for Mercruiser GM V 8 engines with Delco HEI 1998 & Newer (Except MPI Engines with 555 ECM) Rotor for Mercruiser GM V 8 engines with Delco HEI 1998 & Newer (Except MPI Engines with 555 ECM). Engine Brand: Mercury Mercruiser Fitment: Mercruiser GM V 8 engines with Delco HEI 1998 and newer (except MPI engines with 555 ECM). Brochure (pdf)