Quicksilver 33-8M0204737 NGK LKAR7C

Quicksilver 33-8M0204737 NGK LKAR7C 

Quicksilver 8M0204737 NGK BPF7C Spark Plug is a genuine NGK Standard spark plug designed for select Mercury FourStroke, Verado, and Mercury Racing outboards. Pre-gapped to engine manufacturer specifications, this spark plug helps provide reliable ignition performance, efficient combustion, and consistent engine operation.

Featuring a copper core for improved heat dissipation and efficient spark plug operation, the NGK BPF7C also uses trivalent metal plating for superior corrosion resistance in marine environments and easier removal. The pure alumina silicate ceramic insulator provides strength, improved heat transfer, and reduced risk of breakage, while the ribbed suppressor seal helps prevent spark flashover and misfires.

Product Features:

• Genuine Quicksilver NGK BPF7C Standard spark plug
• Pre-gapped to Mercury engine manufacturer specifications
• Copper core design improves heat dissipation and spark plug efficiency
• NGK trivalent metal plating provides corrosion resistance and easier removal
• Solid terminal ensures positive contact with spark plug wires
• Pure alumina silicate ceramic insulator provides strength and improved heat transfer
• Ribbed suppressor seal helps prevent spark flashover and misfires
• Triple seal design helps prevent leakage
• Replace all engine spark plugs at the same time for best performance

Fits:

• Mercury Racing 150R/250R 3.4L V6 outboards (Serial No. 3B547096 and newer)
• Mercury 175 - 200 HP 3.4L V6 FourStroke outboards (Serial No. 2B529482 and newer)
• Mercury 200-300hp 4.6L V8 and ProXS (Serial No. 2B529482 and Up)
• Mercury Racing 250R/300R 4.6L V8 outboards (Serial No. 1E080500 and newer)
• Mercury 400 - 425 HP 5.7L V10 Verado outboards (Serial No. 3B266064 and newer)
• Mercury Racing 450R 4.6L V8 outboards (Serial No. 1E083006 through 1E099720)

Supersedes: 33-8M0135348

Product Details:

• Brand: Quicksilver
• Manufacturer Part Number: 8M0204737
• Part Type: Spark Plug

Frequently Asked Questions

What is the Quicksilver 33-8M0204737 NGK LKAR7C spark plug used for?

The Quicksilver 33-8M0204737 NGK BPF7C is a genuine NGK Standard spark plug designed for select Mercury FourStroke, Verado, and Mercury Racing outboards. It is pre-gapped to Mercury engine manufacturer specifications and helps provide reliable ignition performance, efficient combustion, and consistent engine operation.

Which Mercury outboards does the Quicksilver 8M0204737 spark plug fit?

The Quicksilver 8M0204737 fits select Mercury and Mercury Racing outboards, including 3.4L V6, 4.6L V8, and 5.7L V10 applications. Listed fitments include Mercury Racing 150R/250R, Mercury 175–200 HP 3.4L V6 FourStroke, Mercury 200–300 HP 4.6L V8 and ProXS, Mercury Racing 250R/300R and 450R, and Mercury 400–425 HP 5.7L V10 Verado models within the specified serial-number ranges.

Is the Quicksilver 33-8M0204737 spark plug pre-gapped?

Yes. The Quicksilver 8M0204737 NGK BPF7C spark plug is pre-gapped to engine manufacturer specifications. This feature helps provide the intended ignition performance for the specified compatible Mercury and Mercury Racing outboard applications.

What features does the NGK BPF7C spark plug have?

The NGK BPF7C features a copper core for improved heat dissipation, trivalent metal plating for corrosion resistance and easier removal, and a pure alumina silicate ceramic insulator for strength and improved heat transfer. A ribbed suppressor seal helps prevent spark flashover and misfires, while the triple seal design helps prevent leakage.

What should I verify before purchasing the Quicksilver 8M0204737 spark plug?

Verify your Mercury or Mercury Racing outboard model, engine configuration, and serial number against the listed applications before purchasing. The specified fitments cover different engine sizes and serial-number ranges, so confirming your engine information is important to ensure this spark plug matches your application.

Should all engine spark plugs be replaced at the same time?

Yes. The product description recommends replacing all engine spark plugs at the same time for best performance. The Quicksilver 8M0204737 NGK BPF7C should be used only with the compatible Mercury and Mercury Racing applications listed for this spark plug.

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