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NGK Spark Plug BU8H (6431) Spark Plugs Sold Each Fits: Mercury/Mariner 25 hp 25 1992 (Mariner) 105 hp 105 Jet 6 cyl 1995-99 (Mariner) 105 hp 105 Jet 1995-98 (Mercury) 135 hp 1335 Work 1986-93 (Mariner) 135 hp 135 Marathon 1986-99 (Mariner) 135 hp 135 1986-99 140 hp 140 Jet 1995-99 150 hp 150 Work (Mariner) 150 hp 150 Magnum III 1992-97 (Mariner) 150 hp 150 Magnum II 1988-91 (Mariner) 150 hp 150 Magnum EFI 1993-97 (Mariner) 150 hp 150 Magnum (Mariner) 150 hp 150 EFI 1997-99 150 hp 150 EFI 1998-99 (Mercury) 150 hp 150 1979-99 (Mariner) 150 hp 150 1979-84, 1991-99 (Mercury) 150 hp 1500 1978 (Mercury) 150 hp 150 XRi 1993-02 (Mercury) 150 hp 150 XR-6 1992-97 (Mercury) 150 hp 150 XR-4 1985-02 (Mercury) 150 hp 150 XR-2 1985-02 (Mercury) 150 hp 150 Marathon 1985-88 (Mercury) 175 hp 175 SKI 1989-94 (Mariner) 175 hp 175 Magnum EFI 1991-97 (Mariner) 175 hp 175 EFI 1998-99 175 hp 175 1978-98 (Mariner) 175 hp 175 1979-98 (Mercury) 175 hp 175 XRi 1991-02 (Mercury) 200 hp 200 Super Magnum EFI 1997 (Mariner) 200 hp 200 Magnum EFI 1989-97 (Mariner) 200 hp 200 EFI 1998-99 200 hp 200 1979-99 220 hp 220 Magnum EFI 1987-88 (Mariner) 225 hp 220 Super Magnum EFI 1997 (Mariner) 225 hp 225 1980-81 (Mercury) 245 hp 2.5L 1995-96 (Mercury) 250 hp 250 3.4L 1989-90 260 hp 2.5L EFI 1995-98 (Mariner) 260 hp 2.5L Offshore 1995-97 (Mercury) 265 hp 2.5L EFI 1997 (Mariner) 265 hp 2.5L SS Drag EFI 1997 (Mercury) 275 hp 275 3.4L 1991-94 (Mariner) 275 hp 275 1989-94 (Mercury) 300 hp 300 1981-83 (Mercury) 300 hp 3.4L 1984-88 (Mercury) 300 hp 2.5L S3000 EFI 1997 (Mercury) Champion Cross Reference: L6VC OE: 33-13686
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