MerCruiser Heat Exchanger - 863903T

Seakamp Mercruiser 863903A01 Heat Exchanger for 496MAG

- Suits Mercruiser 496 and 8.1L engines
- Copper core
- 4" diameter
- 22" Length
- 2x 1-3/4" coolant hose connections
- 1x 1-1/4" raw water inlet hose connections
- 2x 1" raw water outlet hose connections
- Replaces: Mercruiser 863903-T, 863903 T, 863903T and 863903A01
- Made in USA