The Eaton Fuller Cooler Fitting Kit, part number K-3663 or K3663, is a genuine Eaton Fuller transmission service part designed for manual transmission applications. This kit supplies the cooler fittings needed when servicing or rebuilding Eaton Fuller transmissions that use an external oil cooler circuit. Sourced directly under the Eaton OEM part number K-3663, it is also cross-referenced as HFK-3663. Sold by Pro Gear and Transmission. Not sure this is the right kit for your application? Give us a call to confirm proper fit before ordering.
Features
Genuine Eaton Fuller cooler fitting kit for manual transmission applications
OEM part number K-3663, also known as K3663
Cross-referenced under supplier number HFK-3663
Designed for transmissions equipped with an external oil cooler circuit
Sold as an individual kit unit (each)
