OEM: Mercruiser: 14103570, 14103Q, 33-14103570, 33-14103Q, 33-833S, 33-896329833, 33-896329838, 33-97182B, 33-97182Q, 55928, 58194, 75739, 804356, 833C, 833S, 97182, 97182B, 97182Q; OMC: 0002765, 0009573, 0389471, 0393435, 0503702, 0507474, 0507920, 0507992, 0509582, 0509585, 0509922, 0765871, 0765894, 0765909, 0765928, 0765962, 0771770, 0772341; NGK Spark Plugs: 1475, 2173, 5626, 702, BUHW-2, BUHW2SP, BUZHW-2; Honda: BUHW-2; Champion Spark Plugs: 833M, 838M, L78V, QL78V