Fitting for exhaust water drain hose - H.O. OEM Indmar 605004
- Straight nylon fitting. Size 1/2" threaded X 5/8" hose
- Fitting used in Indmar cast iron exhaust for the water drain hose
- ETX - CAT Manifold
- 1/2" NPT Actually, the diameter of the threads is 9/16" inside diameter X 1" exhaust drain EXT-CAT
- Need 1 per side on ETX CAT
Threads in cast iron will close up over time because of corrosion.
You may need to use a wire brush to clean them before the new barbs will fit correctly.