6431 BU8H NGK Surface Gap Spark Plug - Boat Outboard

Model

95-99 OUTBOARD MARINE MARINER 105 HP Jet; V6 105 HP 86-99 OUTBOARD MARINE MARINER 135 HP 135; V6 135 HP 86-99 OUTBOARD MARINE MARINER 135 HP Marathon; V6 135 HP 86-93 OUTBOARD MARINE MARINER 135 HP Work; V6 135 HP 95-99 OUTBOARD MARINE MARINER 140 HP Jet; V6 140 HP 79-99 OUTBOARD MARINE MARINER 150 HP 150; L3 150 HP 93-97 OUTBOARD MARINE MARINER 150 HP Magnum EFI; L3 150 HP 88-91 OUTBOARD MARINE MARINER 150 HP Magnum II; L3 150 HP 92-97 OUTBOARD MARINE MARINER 150 HP Magnum III; L3 150 HP All Applicable Years OUTBOARD MARINE MARINER 150 HP Magnum; L3 150 HP All Applicable Years OUTBOARD MARINE MARINER 150 HP Work; L3 150 HP 78-98 OUTBOARD MARINE MARINER 175 HP 175; L3 175 HP 98-99 OUTBOARD MARINE MARINER 175 HP EFI; L3 175 HP 91-97 OUTBOARD MARINE MARINER 175 HP Magnum EFI; L3 175 HP 89-94 OUTBOARD MARINE MARINER 175 HP Ski; L3 175 HP 79-99 OUTBOARD MARINE MARINER 200 HP 200; 200 HP 89-97 OUTBOARD MARINE MARINER 200 HP Magnum EFI; V6 200 HP 1997 OUTBOARD MARINE MARINER 200 HP Super Magnum EFI; V6 200 HP 87-88 OUTBOARD MARINE MARINER 220 HP Magnum EFI; 220 HP 97-99 OUTBOARD MARINE MARINER 225 HP Super Magnum EFI; V6 225 HP 89-90 OUTBOARD MARINE MARINER 250 HP 250; 3.4L V6 250 HP 95-98 OUTBOARD MARINE MARINER 260 HP EFI; 2.5L V6 260 HP 1997 OUTBOARD MARINE MARINER 265 HP EFI; 2.5L V6 265 HP 91-94 OUTBOARD MARINE MARINER 275 HP 275; 3.4L V6 275 HP 95-98 OUTBOARD MARINE MERCURY 105 HP Jet; V6 105 HP 86-99 OUTBOARD MARINE MERCURY 135 HP V-135; V6 135 HP 95-99 OUTBOARD MARINE MERCURY 140 HP Jet; V6 140 HP 78-02 OUTBOARD MARINE MERCURY 150 HP 150 Pro Max; V6 150 HP 78-02 OUTBOARD MARINE MERCURY 150 HP 150 Super Magnum; V6 150 HP 78-02 OUTBOARD MARINE MERCURY 150 HP 150; L6 150 HP 78-02 OUTBOARD MARINE MERCURY 150 HP 1500; L6 150 HP 79-99 OUTBOARD MARINE MERCURY 175 HP V-175 EFI; V6 175 HP 91-02 OUTBOARD MARINE MERCURY 175 HP V-175 XRi; V6 175 HP 79-99 OUTBOARD MARINE MERCURY 175 HP V-175; V6 175 HP 79-99 OUTBOARD MARINE MERCURY 20 HP 200; L2 20 HP 80-81 OUTBOARD MARINE MERCURY 225 HP 225; V6 225 HP 95-96 OUTBOARD MARINE MERCURY 245 HP 2.5L; 2.5L V6 245 HP 89-90 OUTBOARD MARINE MERCURY 250 HP 3.4L; 3.4L V6 250 HP 95-97 OUTBOARD MARINE MERCURY 260 HP 2.5L Offshore; 2.5L V6 260 HP 1997 OUTBOARD MARINE MERCURY 265 HP 2.5L SS Drag EFI; 2.5L V6 265 HP 89-94 OUTBOARD MARINE MERCURY 275 HP 3.4L; 3.4L V6 275 HP 81-88 OUTBOARD MARINE MERCURY 300 HP 3.4L; 3.4L V6 300 HP 1997 OUTBOARD MARINE MERCURY 300 HP S3000 EFI; 2.5l V6 300 HP

Make

Mercury Mariner In Stock: 26

Mariner 105 Jet Verify fitment 135 Verify fitment 135 Marathon Verify fitment 135 Work Verify fitment 140 Jet Verify fitment 150 Verify fitment 150 EFI Verify fitment 150 Magnum Verify fitment 150 Magnum EFI Verify fitment 150 Magnum II Verify fitment 150 Magnum III Verify fitment 150 WORK Verify fitment 175 Verify fitment 175 EFI Verify fitment 175 Magnum EFI Verify fitment 175 SKI Verify fitment 200 Verify fitment 200 EFI Verify fitment 200 Magnum EFI Verify fitment 200 Super Magnum EFI Verify fitment 220 Magnum EFI Verify fitment Super Magnum EFI Verify fitment 25 Verify fitment 250 3.4L Verify fitment 2.5L EFI Verify fitment 275 Verify fitment Mercury 105 Jet Verify fitment 135 Verify fitment 140 Jet Verify fitment 150, 1500, Promax, Supermag Verify fitment 175 XRI Verify fitment 175, EFI Verify fitment 200, EFI Verify fitment 225 Verify fitment 2.5L Verify fitment 250 3.4L Verify fitment 2.5L Offshore Verify fitment 2.5L SS Drag EFI Verify fitment 275 Verify fitment 300 Verify fitment 2.5L S3000 EFI Verify fitment 3.4L Verify fitment Surface gap plugs are nearly immune to pre-ignition, and usually require a special high energy ignition system. They can be susceptible to fouling, especially in colder applications, but may be necessary in high compression applications. - Trivalent metal plating provides superior anti-corrosion and anti-seizing properties - Corrugated ribs prevent flashover - Pure alumina silicate ceramic insulator, provides superior strength and better heat transfer - Copper core aids in heat removal - Triple seals prevent leakage NGK BU8H 6431