Replacement ignition rotor 8M6001254 is designed for marinized General Motors 4-cylinder engines equipped with Delco electronic spark timing (EST) ignition systems. Featuring a high strength-to-weight ratio, this rotor is built for durability and resistance to thermal cracking. The coated brass rotor blade is specifically engineered to resist RFI interference with onboard electronics.
- Fits marinized GM 4-cylinder engines with Delco EST ignition
- High strength-to-weight ratio for superior durability
- Resists thermal cracking and RFI interference with electronics
- Use only with Quicksilver distributor cap 811635T3
- Produced to Mercury Marine original equipment manufacturer specifications