Description
The NGK MR7F (Stock #95897) is a nickel spark plug built for reliable ignition, long service life, and consistent OE-style performance in demanding powersports and utility vehicle applications. It features a projected tip, copper core, and trivalent metal plating to improve ignitability, heat transfer, and corrosion resistance.
This plug is widely used in Polaris Ranger, RZR, Sportsman, General, and XPEDITION models, as well as select Indian Scout/FTR, Victory Octane, and Vespa GTS/GTV 250 applications.
Key Features
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OE-style nickel construction for dependable everyday performance
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Copper core helps remove heat efficiently
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Projected center electrode supports strong combustion performance
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Trivalent metal plating resists corrosion and seizing
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Corrugated ribs help prevent flashover
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Triple-seal construction helps prevent combustion gas leakage
Specifications
General
- Part Number: MR7F
- Stock Number: 95897
- Plug Type: Nickel
- Heat Range: 7
- Resistor: Yes
- Resistor Value: 5k Ohm
- Gap: 0.8 mm (.031")
Shell / Dimensions
- Thread Diameter: 10mm
- Thread Pitch: 1.0mm
- Thread Size: M10 - 1.0
- Reach: 19mm (3/4")
- Hex Size: 5/8" (16mm)
- Seat Type: Gasket
- Terminal Type: Solid
- Overall Height: JIS
Electrodes
- Center Electrode: Nickel, Standard, Projected, 2.5mm
- Ground Electrode: Nickel, Standard
- Ground Electrode Quantity: 1
Torque Specs
- Cast Iron: 7.2–10.8 lb-ft
- Aluminum: 7.2–8.7 lb-ft
Part Information
- Brand: NGK/NTK
- Warranty: 60 Days
- Longevity: 30k Miles
Fitment Highlights
Powersports / UTV / ATV
Common fitment includes many of the following:
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Polaris RZR
- RZR 570
- RZR 900 / S 900 / Trail / Trail S
- RZR XP 1000 / XP 4 1000
- RZR RS1
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Polaris Ranger
- Ranger 570 / SP 570
- Ranger XP 1000
- Ranger Crew XP 1000
- Ranger 900 / Crew models
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Polaris General
- General 1000
- General XP 1000
- General XP 4 1000
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Polaris Sportsman
- Sportsman 570
- Sportsman Touring 570
- Sportsman 570 X2
- Sportsman 570 6x6
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Polaris XPEDITION
- XPEDITION ADV
- XPEDITION XP
Motorcycles / Scooters
- Indian Scout / Scout Sixty / Scout Bobber
- Indian FTR / FTR 1200 / FTR Rally / FTR S / FTR R Carbon
- Victory Octane
- Vespa GTS 250 / GTV 250
Performance Notes
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Heat range 7 makes this a good fit for many mid-to-high output powersports engines
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Projected tip helps promote efficient combustion and smooth ignition
- Nickel construction is a solid OEM-style replacement choice
- Best suited for applications that originally use a standard nickel plug
- Typical service life is around 30,000 miles, depending on operating conditions and maintenance
Summary
The NGK MR7F (95897) is a dependable OE-style nickel spark plug designed for a wide range of Polaris off-road vehicles, plus select Indian, Victory, and Vespa applications. With a projected tip, copper core, and corrosion-resistant plating, it offers reliable starts, stable performance, and solid durability in everyday riding and utility use.
