The Crusader Small Block Marine Circulating Water Pump RA057027 is engineered for reliable cooling performance in demanding marine environments. This high-quality water circulating pump delivers consistent coolant flow to maintain optimal operating temperatures and extend engine life. Designed for various small block marine engines, including 5.7L PCM Excalibur 330 and 373 models from 1996 and up, it offers a precise fit and long-lasting durability.
- Circulation Pump 5.7L (1996 and up)
- Replaces Pleasurecraft Marine RA057018
- Replaces Mercury/Mercruiser 8503991
- Replaces OMC/Johnson/Evinrude 3853850
- Replaces Volvo Penta 3853850
Ideal as a replacement small block marine circulating pump, this part ensures dependable operation and efficient cooling for extended engine performance.








