GROCO 4 Port Oil Change System w/Reversing Switch - 12V Navionics Platinum Plus Foreign (outside diameter): (inch) 1-7/8"

(outside diameter): (inch) 1-7/8"

There is a wide range of DC Master converters available

you know you have power to the boat

Compact Bracket Mount LED Spreader Light - White

D-SS Spot with Amber Pro Lens - Pair

GROCO 4 Port Oil Change System w/Reversing Switch - 12V Navionics Platinum Plus Foreign (outside diameter): (inch) 1-7/8"4 Port Oil Change System with Reversing Switch 12V Features: Powerful Gear pump Delivers Nearly twice the Flow as Competitive Models TouchPad Controlled Bronze Manifold System System Sizes from 3 Valves to 6 Valves Resettable Overcurrent and Dry Run Protection Cover Conceals Pump and Circuitry on G Series Oil Pan Adaptors Available for all Common Marine engines