NGK ZFR5F Spark Plug

NGK ZFR5F Spark Plug

NGK V-Power spark plugs offer reliable performance and improved ignitability over standard nickel plugs. Actual OE or equivalent replacement spark plug.

• Part Number: ZFR5F
• Resistance: 5000 Ohm
• Ground Electrode Core Material: Nickel
• Center Electrode Core Material: Copper
• Pre-Gap Size: 0.32"
• Hex Size: 5/8"
• Insulator Height: 50.50 mm
• Seat Type: Flat

Interchangeable with:

• Mercury 
• 33-8M0204728
• 33-8M0057936

Fits most Mercury EFI 4-Stroke engines 65 HP - 150 HP

Frequently Asked Questions

What is the NGK ZFR5F Spark Plug used for?

The NGK ZFR5F Spark Plug is an NGK V-Power spark plug designed as an actual OE or equivalent replacement. It is specified to fit most Mercury EFI 4-Stroke engines from 65 HP through 150 HP and features a nickel ground electrode core and copper center electrode core.

Which Mercury engines does the NGK ZFR5F Spark Plug fit?

The NGK ZFR5F is listed for most Mercury EFI 4-Stroke engines rated from 65 HP to 150 HP. Because the description specifies "most" applications rather than every engine in this horsepower range, verify your engine application before ordering.

What is the pre-gap size of the NGK ZFR5F Spark Plug?

The NGK ZFR5F Spark Plug has a listed pre-gap size of 0.32". The product also has a 5/8" hex size, a flat seat type, and an insulator height of 50.50 mm.

What are the specifications of the NGK ZFR5F Spark Plug?

The NGK ZFR5F has a resistance of 5000 Ohm, a nickel ground electrode core, and a copper center electrode core. Its listed pre-gap size is 0.32", hex size is 5/8", insulator height is 50.50 mm, and seat type is flat.

Which Mercury spark plugs are interchangeable with the NGK ZFR5F?

The NGK ZFR5F Spark Plug is listed as interchangeable with Mercury 33-8M0204728 and Mercury 33-8M0057936. The product description identifies these Mercury part numbers as interchangeable applications for the ZFR5F.

Is the NGK ZFR5F an OE replacement spark plug?

Yes. The NGK ZFR5F is described as an actual OE or equivalent replacement spark plug. NGK also identifies its V-Power spark plugs as offering reliable performance and improved ignitability compared with standard nickel plugs.

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