For Use On the Following MerCruiser / Mercury Models: Crate: 3.0L 1G800000 - 1G899999 5.7L 4 BBL Alpha 1G800000 - 1G899999 5.7L 4 BBL Gen.+ ALL & Up 5.7L Inboard 1G800000 & Up 5.7L 4 BBL Bravo 1G800000 & Up 8.6L 1G800000 - 1G899999 Inboard / Gas: 5.7L V8 GM SCORPION 0W698433 & Up 5.7L V8 GM CARB SKI 0W694844 & Up 5.7L V8 GM MPI MIE EC 1A092169 & Up 5.7L V8 GM MPI SKI 1A090000 & Up 5.7L V8 GM MPI TOWSPORT WITH GEN III 1A091881 & Up 5.7L V8 GM SKI EC 1A090000 & Up 6.2L V8 MPI EC JET 370 2A674166 & Up 6.2L V8 MPI EC TOW 320 2A530774 & Up 6.2L V8 MPI EC TOW 370 2A456613 & Up 6.2L V8 MPI MIE 300 2A530774 & Up 6.2L V8 MPI MIE 350 2A530774 & Up 6.2L V8 MPI MIE EC 300 2A456613 & Up 6.2L V8 MPI MIE EC 350 2A456613 & Up 6.2L V8 MPI TOW 320 2A530774 & Up 6.2L V8 MPI TOW 370 2A456613 - 2A530773 6.2L V8 GM MPI MIE EC 1A092169 & Up 6.2L V8 GM SCORPION 377 0W698433 & Up Quicksilver Manufactured: 3.0L TKS 1G700000 - 1G799999 5.7L Horizon Bobtail 1G700000 - 1G799999 5.7L MPI Alpha 1G700000 - 1G799999 5.7L MPI Bravo 1G700000 - 1G799999 5.7L MPI Tow 1G400000 - 1G499999 6.3L MPI Bravo 1G700000 - 1G799999 8.1L 1G700000 - 1G701415 8.1L Bravo 1G700000 - 1G701393 8.1L Bravo 1G701569 - 1G799999 8.1L HO Bravo 1G700000 - 1G701402 8.1L HO Bravo 1G701569 - 1G799999 Remanufactured: 3.0l TKS+ 1G404114 - 1G414332 4.3L 4 BBL Gen.+ 1G400000 - 1G416776 5.7l MPI Alpha 1G400000 - 1G499999 5.7L MPI Bravo 1G400000 - 1G499999 5.8L 4V Alpha 1G400000 & Up 5.8L 4V Bravo 1G400000 - 1G499999 5.8L Horizon Bobtail 1G300000 - 1G399999 6.3L MAG 4V Bravo 1G480748 - 1G499999 6.3L MAG 4V Inboard 1G400000 - 1G499999 6.3L MAG Stroker Bravo 1G400000 - 1G499999 6.3L Performance Tuned 1G400000 - 1G499999 8.1L HO Bravo 1G400000 - 1G412955 8.1L Inboard 1G300000 - 1G300884 8.2L MPI Bravo 1G400000 - 1G499999 8.6L Stroker 4V 1G400000 - 1G499999 Sterndrive / Gas: 3.0L Inline 4 GM 1A020544 & Up 3.0L Inline 4 GM MPI EC 1A072812 & Up 4.3L V6 GM 1A063240 & Up AND MORE!