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Spark Gap Tester 91-63998A1 

# 525-91-63998A1
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Spark Gap Tester 91-63998A1

Provides a visual indication of spark/coil efficiency.

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MSRP: $47.62
Your Price: $47.62
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NOTE: This Item is a Non-Stocked, Special Order, OEM Mercury Part.
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Additonal Info On This Product:

Applications Where This Item Is Used:

4/5 HP - 4 (2-STROKE)200/225/250 (3.0L) SEAPRO/MARATHON EFI - 3.0L EFI MARATHON
200/225/250/200 PRO XS (3.0L)(MECHANICAL) - 225 (DFI) 3.0L20/25/JET 20 SEAPRO/MARATHON 15XD SUPER 15/JET 20) (2-STROKE) - 20 (2 CYL.)
XR10 AND 10/SEAPRO/MARATHON 10/15/VIKING 10 - 10 SEA PRO8/9.9/13.5/15 (2-STROKE) - 8
135/150/175/200 XR6 MAGNUM III 105-140 JET - XR-6OUTBOARDS SEC G MISCELLANEOUS PARTS MANUAL - Exhaust / Cooling Systems and Extension Kits
135/140/150/200/XR6/MAGNUM III/140JET (2.5L)(CARB) - V-1356/8/SAILMATE 9.9/SAILPOWER 15 HP - 8
200/225/250 (3.0L) SEAPRO/MARATHON EFI - 225 (3.0L EFI)2/2.5/3.3HP 2-STROKE - 3.3
25 (4-STROKE) - 25 (4-STROKE)OUTBOARDS SEC G MISCELLANEOUS PARTS MANUAL - Instruments-Gauges and Components
OUTBOARDS SEC G MISCELLANEOUS PARTS MANUAL - Trim / Tilt / Lift Systems and Components135/140/150/200/XR6/MAGNUM III/140JET (2.5L)(CARB) - V-140 (INTERNATIONAL)
40 ITALY/45 BODENSEE 50/50 BIGFOOT 4-STROKE - 40 ITALY (4-STROKE)4/5/6 4-STROKE - 6 (4-STROKE)
135/150/175/200 XR6/MAGNUM III/140 JET (CARB) - V-17510/15 SEAPRO/MARATHON-10/15 VIKING (2-STROKE) - 10 SEA PRO
175 XR2 JET DRIVE - 175XR2 JET DRIVE (PUMP)40 ITALY/45 BODENSEE 50/50 BIGFOOT 4-STROKE - 45 BODENSEE (4-STROKE)
200/225 (3.0L DFI) - 225 (DFI)2/2.5/3.3 HP 2-STROKE - 3.3
135/150/175 DFI (2.5L) - V-175 DFI (2.5L)4/5/6 4-STROKE - 5 (4-STROKE)
135/150/175/200 XR6/MAGNUM III/140 JET (CARB) - V-1504/5HP 2-STROKE - 5 (2-STROKE)
6/8/9.9/15 HP - 840/50 (3 CYLINDER) 2-STROKE - 50 (3 CYL.)
200/225 DFI (3.0L) - 225 (DFI) 3.0L200/225/250 (3.0L) SEAPRO/MARATHON EFI - 225 (3.0L EFI) SEAPRO
40/50 HP JET 30 (3 CYL.) - 40 (3 CYL.)8/9.9/13.5/15 (2-STROKE) - 6
250 EFI LONG (3.0L) - 250 LONG (3.0L)(EFI)XR/MAGNUM 10/SEAPRO/MARATHON 10/SEAPRO/MARATHON 15 - 10 MAGNUM
4/5 HP - 5 (2-STROKE)XR10 AND 10/SEAPRO/MARATHON 10/15/VIKING 10 - 10 MARATHON
4/5/6 4-STROKE - 4 (4-STROKE)XR10 AND 10/SEAPRO/MARATHON 10/15/VIKING 10 - XR10
150/175/200 EFI - V-175 (EFI)20/25/JET 20 SEAPRO/MARATHON 15XD SUPER 15/JET 20) (2-STROKE) - 25, 25 SEA PRO, SUPER 15 (2 CYL.)
6/8/SAILMATE 9.9/SAILPOWER 15 HP - 6175 PROXS (2.5L) - 175 PROXS (2.5L)
200/225 DFI (3.0L)(DTS) - 225 (3.0L-DFI)(DTS)135/150/175/200 XR6 MAGNUM III 105-140 JET - MAGNUM III
200/225 (3.0L DFI) - 200 (DFI)200/225/250 (3.0L) SEAPRO/MARATHON EFI - 3.0L EFI SEAPRO
6/8/SAILMATE 9.9/SAILPOWER 15 HP - 15XR/MAGNUM 10/SEAPRO/MARATHON 10/SEAPRO/MARATHON 15 - XR10
250XB (3.0L EFI) - 250XB (3.0L EFI)55/60/45 JET/60 BIGFOOT (2-STROKE) - 45 JET
75/90 HP 65 JET (3 CYLINDER) - 65 JET210 CARB M2 JET DRIVE - 210 CARB M2 JET DRIVE (PUMP)
135/150/175 DFI (2.5L) - 110 Jet (2.5L)30/40 HP - 30 (2 CYL.)
200/225/250/200 PRO XS (3.0L)(MECHANICAL) - 200 PRO XS (DFI) 3.0L115/135/150 DFI (2.5L) - V-135 DFI (2.5L)
225 AND 225 SEAPRO/MARATHON (3.0L CARB) - 225 SEAPRO (3.0L CARB)75/90 HP 65 JET (3 CYLINDER) - 65 JET (3 CYL.)
40/50 JET 30 (3 CYLINDER) 2-STROKE - 30 JET (3 CYL.)XR/MAGNUM 10/SEAPRO/MARATHON 10/SEAPRO/MARATHON 15 - 15 MARATHON
2.5/3 HP(NON-SHIFT) - 2.52/2.5/3.3HP 2-STROKE - 2
135/150/175/200 XR6/MAGNUM III/140 JET (CARB) - XR-6210 CARB M2 JET DRIVE - 210 CARB M2 JET DRIVE (POWERHEAD)
135/150/175/200 XR6 MAGNUM III 105-140 JET - V-175150 PRO XS (2.5L) - 150 Pro XS (2.5L)
3.3 HP - 3.3200/225 DFI (3.0L) - 225 (DFI)
OUTBOARDS SEC G MISCELLANEOUS PARTS MANUAL - Electrical200/225 (3.0L)(MECHANICAL) - 225 (DFI) 3.0L
135/150/175/200 XR6 MAGNUM III 105-140 JET - V-150100/115/125 HP 80 JET (4 CYLINDER) - 80 JET
MERCRUISER SEC G MISCELLANEOUS - Exhaust / Cooling Systems and Extension Kits20/25/JET 20/SUPER 15/15XD/25 SEAPRO/MARATHON 2 CYLINDER - 20 (2 CYL.)
135/140/150/200/XR6/MAGNUM III/140JET (2.5L)(CARB) - XR-610/15 SEAPRO/MARATHON-10/15 VIKING (2-STROKE) - 10 VIKING
175XR2 JET DRIVE - 175XR2 JET DRIVE (PUMP)20/25/JET 20 - 20/25 SEAPRO/MARATHON (2-STROKE) - 20 (2 CYL.)
6/8/9.9/15 HP - 6XR/MAGNUM 10/SEAPRO/MARATHON 10/SEAPRO/MARATHON 15 - 10 MARATHON
40/50 JET 30 (3 CYLINDER) 2-STROKE - 40 (3 CYL.)135/150/175/200 XR6 MAGNUM III 105-140 JET - 140 JET
20/25/JET 20 SEAPRO/MARATHON 15XD SUPER 15/JET 20) (2-STROKE) - 15 MARATHON XD135/150/175/200 XR6 MAGNUM III 105-140 JET - V-200
8/9.9/13.5/15 (2-STROKE) - 15225/250 3.0L EFI - 250 (3.0L EFI)
8 BODENSEE 4-STROKE - 8 (BODENSEE) 4-STROKE (International)135/140/150/200/XR6/MAGNUM III/140JET (2.5L)(CARB) - MAGNUM III
20/25/JET 20/SUPER 15/15XD/25 SEAPRO/MARATHON 2 CYLINDER - 25, 25 SEA PRO, SUPER 15 (2 CYL.)XR/MAGNUM 10/SEAPRO/MARATHON 10/SEAPRO/MARATHON 15 - 10 SEA PRO
40/50 (3 CYLINDER) 2-STROKE - 40 (3 CYL.)150/175/200 EFI (2.5L) - V-150 EFI (2.5L)
4/5/6 4-STROKE - 5 (4-STROKE) JCI225/250 EFI (3.0L) - 250 (3.0L EFI)
55/60/45 JET/60 BIGFOOT (2-STROKE) - 55 (3 CYL.)55/60 JET 40/45 (3 CYLINDER) - 55 (3 CYL.)
20/25/JET 20 SEAPRO/MARATHON 15XD SUPER 15/JET 20) (2-STROKE) - 20 JETXR/MAGNUM 10/SEAPRO/MARATHON 10/SEAPRO/MARATHON 15 - 15 SEA PRO
6/8/9.9/15 HP - 15100/115/125 HP 80 JET (4 CYLINDER) - 100 (4 CYL.)
200/225/250 (3.0L) EFI - 250 (3.0L EFI)55/60/45 JET/60 BIGFOOT (2-STROKE) - 60 (3 CYL.) BIGFOOT
55/60 JET 40/45 (3 CYLINDER) - 60 (3 CYL.) BIGFOOT200/225 DFI (3.0L) - 200 (DFI)
20/25/JET 20/SUPER 15/15XD/25 SEAPRO/MARATHON 2 CYLINDER - 15 SEA PRO (XD)2/2.5/3.5 4-STROKE - 3.5 (4-STROKE) Carb JCI
55/60 JET 40 (3 CYLINDER) - 55 (3 CYL.)10/15 SEAPRO/MARATHON-10/15 VIKING (2-STROKE) - 10 MARATHON
30/40 (2 CYLINDER) 2-STROKE - 30 (2 CYL.)40/50 /45 BODENSEE/50 BIGFOOT 4-STROKE - 40 (4-STROKE)
200 OPTIMAX V6 DFI - 200 PRO XS (DFI) 3.0L210 CARB JET DRIVE - 210 CARB JET DRIVE (POWERHEAD)
135/150/175/200 XR6 MAGNUM III 105-140 JET - 105 JETMERCRUISER SEC G MISCELLANEOUS - Miscellaneous
100/115/125 HP 80 JET (4 CYLINDER) - 115 (4 CYL.)40/50 /45 BODENSEE/50 BIGFOOT 4-STROKE - 45 BODENSEE (4-STROKE)
20/25/JET 20 - 20/25 SEAPRO/MARATHON (2-STROKE) - 20 JET20/25/JET 20 - 20/25 SEAPRO/MARATHON (2-STROKE) - 25 (2 CYL.)
135/150 DFI (2.5L) - V-135 DFI (2.5L)XR10 AND 10/SEAPRO/MARATHON 10/15/VIKING 10 - 10 VIKING
20/25/JET 20/SUPER 15/15XD/25 SEAPRO/MARATHON 2 CYLINDER - 15 MARATHON XD75/90 HP 65 JET (3 CYLINDER) - 75 (3 CYL.)
225/225 SEAPRO/MARATHON (3.0L) CARB - 225 MARATHON (3.0L CARB)135/140/150/200/XR6/MAGNUM III/140JET (2.5L)(CARB) - 140 JET
55/60 JET 40 (3 CYLINDER) - 60 (3 CYL.)20/25/JET 20 SEAPRO/MARATHON 15XD SUPER 15/JET 20) (2-STROKE) - 25, 25 MARATHON, SUPER 15 (2 CYL.)
135/150/175/200 XR6/MAGNUM III/140 JET (CARB) - 140 JET2/2.5/3.5 4-STROKE - 2.5 (4-STROKE) Carb
20/25/JET 20/SUPER 15/15XD/25 SEAPRO/MARATHON 2 CYLINDER - 20 JET2.5/3 HP(NON-SHIFT) - 3
135/150/175/200 XR6/MAGNUM III/140 JET (CARB) - MAGNUM III20/25/JET 20 SEAPRO/MARATHON 15XD SUPER 15/JET 20) (2-STROKE) - 15 SEA PRO (XD)
200/225/250/200 PRO XS (3.0L)(MECHANICAL) - 250 (DFI) 3.0L225 AND 225 SEAPRO/MARATHON (3.0L CARB) - 225 (3.0L CARB)
40/50 /45 BODENSEE/50 BIGFOOT 4-STROKE - 50 BIGFOOT (4-STROKE)115/125 HP 80 JET (4 CYLINDER) - 80 JET
75/90 HP 65 JET (3 CYLINDER) - 90 (3 CYL.)FORCE 25HP - 25 H.P. (1997)
55/60 JET 40 (3 CYLINDER) - 40 JET135/140/150/200/XR6/MAGNUM III/140JET (2.5L)(CARB) - V-200
210 CARB JET DRIVE - 210 CARB JET DRIVE (PUMP)6/8/SAILMATE 9.9/SAILPOWER 15 HP - 9.9
2/2.5/3.3 HP 2-STROKE - 2.540 ITALY/45 BODENSEE 50/50 BIGFOOT 4-STROKE - 50 BIGFOOT (4-STROKE)
200/225/250 (3.0L) SEAPRO/MARATHON EFI - 200 (3.0L EFI)40/50 HP JET 30 (3 CYL.) - 30 JET (3 CYL.)
115/125 HP 80 JET (4 CYLINDER) - 115 (4 CYL.)6/8/9.9/15 HP - 9.9
55/60 JET 40/45 (3 CYLINDER) - 40 JET150/175/200 EFI - V-150 (EFI)
2/2.5/3.3HP 2-STROKE - 2.5XR10 AND 10/SEAPRO/MARATHON 10/15/VIKING 10 - 10 MAGNUM
55/60 JET 40/45 (3 CYLINDER) - 45 JETFORCE 25 HP - 25 H.P. (1996)
135/140/150/200/XR6/MAGNUM III/140JET (2.5L)(CARB) - V-1508/9.9/13.5/15 (2-STROKE) - 9.9
200/225/250 (3.0L) SEAPRO/MARATHON EFI - 250 (3.0L EFI)135/150/175/200 XR6/MAGNUM III/140 JET (CARB) - V-200
150/200 EFI (2.5L) - V-150 EFI (2.5L)150/200 EFI (2.5L) - V-150 EFI (2.5L)
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