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3 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
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![GROCO Reversing Gear Pump 3/4" NPT Ports - 12V [GPBR-1 12V]](https://www.sailorgearcorner.com/wp-content/uploads/2026/10/groco-reversing-gear-pump-3-4-npt-ports-12v-gpbr-1-12v.webp)
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