Ilmor MV8V-1177 Distributor Rotor Keep your ignition system firing clean and consistent with the Ilmor MV8V-1177 Distributor Rotor. Designed as a direct OEM replacement for Ilmor 5.7L MPI engines, this rotor plays a critical role in transferring spark from the ignition coil to each cylinder with precise timing—helping your engine start quickly and run smoothly under load. Built to Ilmor’s exact specifications, the MV8V-1177 ensures proper alignment inside the distributor, delivering accurate spark distribution and reducing the risk of misfires or rough operation. It’s an essential maintenance component that helps maintain engine efficiency, throttle response, and overall performance. Constructed with durable, marine-grade materials, this rotor is designed to handle the heat, vibration, and humidity found in engine compartments. Whether you’re performing routine service or addressing ignition issues, it’s a dependable solution that restores factory-level performance. Common Engine & Boat Fitments This distributor rotor is used on Ilmor 5.7L MPI and 5000MPI engine platforms commonly found in: MasterCraft X2 (5.7L Ilmor-equipped models) MasterCraft XStar (select Ilmor engine configurations) MasterCraft ProStar 197 and ProStar 214 Supra Launch 21 V (Ilmor-equipped or repower setups) Moomba Mobius LSV and Moomba Outback (Ilmor-equipped applications) Also compatible with: Ilmor MV8 5.7L engines Ilmor 5000MPI (5.7L) direct drive and V-drive configurations Fitment can vary depending on engine package and model year, so confirming compatibility with part number MV8V-1177 is recommended before ordering. Key Features Genuine Ilmor OEM distributor rotor Designed for 5.7L MPI and 5000MPI Ilmor engines Ensures accurate spark transfer and ignition timing Helps reduce misfires and improve engine performance Durable construction for marine environments If your engine is experiencing rough idle, hesitation, or inconsistent ignition, replacing the rotor is a simple, effective way to restore smooth operation. The Ilmor MV8V-1177 delivers the reliability and performance your boat depends on every time you head out on the water.
