Rotor & Trigger Wheel for MerCruiser V8, 180-800 Hp GM & MIE engines with Thunderbolt HEI ignition. (For tune up kit, see 300-03085.)

OEM: Mercury Replaces: Mercury 13524T1 | 13524A1 | 13524B1 | 13524A5 | 13524B5 | 13524A3 | 19405A3 | 90576A2

For 1981-2001 V8, 180-800 Hp GM & MIE engines with Thunderbolt HEI ignition. (For tune up kit, see 300-03085.)

also crosses with: Sierra: 18-5431 GLM: 72880, 71080 Mallory: 9-29200