A worn or damaged impeller can cause system failure or engine breakdown. This Johnson Pump - Impeller Kit F4 MC 97 is developed and manufactured for maximum flow and long life. With a genuine spare impeller you can also be sure that you are getting the quality required by engine manufacturers and professionals. Used in F4 Series Johnson Pumps.

Features:

• Ensures correct cooling flow
• Stable pressure delivery over time
• Significantly longer service life
• Excellent self-priming capability
• Ensures sufficient cooling directly at start up
• Manufactured to strict tolerances for optimal functionality unique MC97 rubber compound
• Correct impeller dimensions

Optimized to provide maximum life, especially for applications where the end user doesn’t run the engine on a regular basis:

• Stable pressure delivery over time
• Minimized failures due to fatigue
• Minimized swelling

NOTE: Replaces Jabsco Numbers - 18653-001 and 673-0001