383 Cylinder Head Super Sale

383 Cylinder Head

• All new Quicksilver cast iron cylinder head with hardened valve seats
• 8-bolt intake manifold pattern
• Upgraded ports for higher airflow
• Beehive valve springs – 6000 RPM Rev Limit with 0.555″ lift
• Screw in rocker studs
• Marine grade brass core plugs
• Features Black-X Composite valves for 42% Longer Life
  • 1.94″ Intake
  • 1.50″ Exhaust

For: 383 4V MCM/MIE Plus Series, 383-CT Circle Tank

Supercedes: 8M0060620

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NOTICE: Any images shown are representational ONLY and do not necessarily depict the actual part or included items in a particular part or kit. Mercury has been known to remove items depicted in product images such as screws or gaskets from kits they make without notification. For any product content, fitment or application questions on this part please call Mercury Product Support at 920-929-5040.