Cummins 3929613 Genuine OEM 6CT8.3L Diesel Engine Raw Water Pump 3800975 3285325. Genuine OEM Cummins Parts. Marine 6CT8.3L Diesel Engine Raw Water Pump. Cummins 6CT8.3L 6CTA8.3-M3 6CT8.3-C190 Diesel Engine. Model Number: Water Pump. Also Known As: 3800975, 3285325, 3802974, 3924021, 5525192. Welcome and thank you for visiting Second Wind Sales. As passionate boaters ourselves, we understand how important good value and great service is. Our company was created to provide an affordable option to your local big box marine store. We are your resource for all things boating. Exchanges (if applicable) We only replace items if they are defective or damaged. All photography is for illustrative purposes only and is provided for reference. If you notice any errors on our site, please let us know and we’ll work to correct the information as quickly as possible. BE IN THE KNOW. Subscribe for the latest news, offers and discounts.