More About CMI Gen-X Headers:
Direct factory replacement headers for Mercury HP525 EFI, HP600 SCi, and HP700 SCi engines.
- Improved water fill provided by downturn collector.
- Greater horsepower and torque performance due to equalized primaries.
- Same 316L Stainless Steel used in CMI race header systems.
- Dual bolt pattern for both standard Mercury platform and GM Pattern.
- Minimized possibility of engine water ingestion due to patented “Cool Collar” flange.
Works with existing tailpipes.