Porpoising, chinewalking, cavitation, and ventilation are reduced or eliminated stabilizing the boat and providing a safer and more comfortable ride.. SRXR43 XR4 Senior Hydrofoil, Gray Increases Driver Visibility. Saves Fuel Quickly Pays for Itself.
Fits: Late model Mercury 135, 150 XR6, Magnum III 175, 200, 225, 250 HP, 105-140 HP Jet Replaces: Mercury 828708 2-wire connectionFlat-blade shaft (will NOT replace an early-model Mercury cartridge pump motor)2 bolt mount.