Top 7 QL77JC4 Marine Spark Plug – Automotive Replacement Spark Plugs

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1. Champion

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Champion 828M Pack of 4 Copper Marine Spark Plugs QL77JC4

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Champion #ad - Pack of 4. Features a copper core electrode that provides increased conductivity and heat control while delivering good overall wear characteristics. Resists fouling and provides superior corrosion resistance. Genuine oEM Champion parts.
BrandChampion #ad
ManufacturerChampion #ad
Height4 Inches
Length1 Inches
Weight0.5 Pounds
Width4 Inches
Part Number828M QL77JC4
ModelC33828M

2. Champion

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Champion QL77JC4 828M Pack of 8 Spark Plugs

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Champion #ad - Genuine oem Champion Spark Plugs. Please consult owner's manual for proper part number identification and proper installation. Thread size: 14mm, seat Type: Gasket, Resistor Type: Inductive. Pack of 8. Reach: 12. 7mm 1/2", hex size: 13/16" 21mm, terminal Type: Solid, Gap: .039" 1. 0mm.
BrandChampion #ad
ManufacturerChampion #ad
Height3 Inches
Length2 Inches
Weight0.15 Pounds
Width3 Inches
Part NumberQL77JC4 (828M)
ModelQL77JC4 (828M)

3. Champion

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Champion Copper Plus Small Engine 828M Spark Plug Carton of 1, QL77JC4

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Champion #ad - Champion copper plus small engine plugs resist fouling and provide superior corrosion resistance. Copper core center electrode allows for accurate control of heat range for longer life.

Copper plus - Dependable Performance and Durability. Superior corrosion resistance. Champion copper plus small engine spark plugs feature a copper core electrode that provides increased conductivity and heat control while delivering good overall wear characteristics. Built to iso and SAE standards for proven performance. Champion copper plus small engine spark plugs are built by a world leader in small engine spark plugs to deliver proven performance. Oe type replacement plug.
BrandChampion #ad
ManufacturerChampion Spark Plug #ad
Height1 Inches
Length3.5 Inches
Weight0.24 Pounds
Width1 Inches
Part Number828M
Model828M
WarrantyNon automotive spark plug guarantee. When installed in accordance with Champion recommendations, Champion Copper Plus small engine spark plugs will meet and/or exceed the warranty requirements of the vehicle and or engine manufacturer.

4. Champion828M QL77JC4

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Champion Copper Marine Spark Plug 828M QL77JC4 Pack of 6

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Champion828M QL77JC4 #ad - Consult owners manual for proper part number identification and proper installation. Please refer to list for compatibility. Genuine Champion Spark Plugs. Thread: 14mm, seat type: flat, type: standard, tip configuration: non projected, Hex size: 21mm, Reach: 12.7mm, terminal type: Solid, New, Bulk Packed. Includes 6 Spark Plug.
BrandChampion828M QL77JC4 #ad
ManufacturerChampion828M QL77JC4 #ad
Height4 Inches
Length3 Inches
Weight0.75 Pounds
Width3 Inches
Part NumberQL77JC4

5. Champion

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Champion L77JC4 Pack of 4 Spark Plugs

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Champion #ad - Pack of 4. Replaces various spark plugs including: ac delco m40ffx, w4a5, beck arnley 176-5006, accel 156, s40f, autolite 2634, w4as, wo8as, bosch 241256512, w4a, w4a1, beru z37, w4ac, w4a2, champion l3g, w275t1, brisk n14c-1, w280s1s, w280t13s, 4092, beru 14z-3aU, W340S1S, W3AS, w3ac, M41FF, w250t1, 241256519, L4G and various others. Genuine oem Champion Spark Plugs.
BrandChampion #ad
ManufacturerChampion #ad
Weight0.56 Pounds
Part NumberL77JC4
ModelL77JC4

6. Champion

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Champion Copper Plus Small Engine 828S Spark Plug Carton of 24, QL77JC4

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Champion #ad - Copper plus - Dependable Performance and Durability. Oe type replacement plug. Superior corrosion resistance. Built to iso and SAE standards for proven performance. Copper core center electrode allows for accurate control of heat range for longer life.
BrandChampion #ad
ManufacturerChampion Spark Plug #ad
Height4.2 Inches
Length6.5 Inches
Weight0.75 Pounds
Width4.6 Inches
Part Number828S
Model828S
WarrantyNon automotive spark plug guarantee. When installed in accordance with Champion recommendations, Champion Copper Plus small engine spark plugs will meet and/or exceed the warranty requirements of the vehicle and or engine manufacturer.

7. Champion821M L77JC4

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Champion Copper Marine Spark Plug 821M L77JC4 Pack of 6

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Champion821M L77JC4 #ad - Consult owners manual for proper part number identification and proper installation. Genuine Champion Spark Plugs. Includes 6 Spark Plug. Please refer to list for compatibility. Thread: 14mm, hex size: 21mm, seat type: flat, threadeach: 12.7mm, new, type: standard, Terminal type: Solid, Bulk Packed.
BrandChampion821M L77JC4 #ad
ManufacturerChampion821M L77JC4 #ad
Height4 Inches
Length3 Inches
Weight0.79 Pounds
Width3 Inches
Part NumberL77JC4