Description
The NGK MR9F (Stock #95884) is a high-heat-range nickel spark plug designed for modern high-performance powersports engines, particularly turbocharged applications. Built with NGK’s proven OE-quality construction, it delivers reliable ignition, durability, and efficient heat dissipation under demanding conditions.
This plug is commonly used in Polaris RZR Turbo and Pro XP models, where engines operate at higher temperatures and pressures.
Key Features
-
OEM-quality nickel construction for dependable performance
-
Copper core for superior heat dissipation
-
Projected tip design improves combustion efficiency
-
Trivalent metal plating resists corrosion and seizing
-
Corrugated ribs help prevent electrical flashover
-
Triple seal system prevents combustion gas leakage
Specifications
General
- Part Number: MR9F
- Stock Number: 95884
- Plug Type: Nickel (Standard)
- Heat Range: 9 (hotter operating environment capable)
- Resistor: Yes (5k Ohm)
- Gap: 0.8 mm (.031")
Shell / Dimensions
- Thread Size: M10 - 1.0
- Reach: 19 mm (3/4")
- Hex Size: 5/8" (16 mm)
- Seat Type: Gasket
- Terminal Type: Solid
Electrodes
- Center Electrode: Nickel, Projected
- Ground Electrode: Nickel
- Quantity: Single ground electrode
Torque Specs
- Cast Iron: 7.2–10.8 lb-ft
- Aluminum: 7.2–8.7 lb-ft
Fitment Highlights
Powersports (Primary Use): Polaris RZR Turbo / Pro XP Series
- 2017–2024 Polaris RZR XP Turbo / Turbo S
- 2020–2024 Polaris RZR PRO XP (all trims)
- 2022–2024 Polaris RZR Turbo R (all trims)
Includes:
- 2-seat and 4-seat models
- Premium, Sport, Ultimate, LE editions
Performance Notes
-
Heat range 9 makes this plug suitable for high-performance, turbocharged engines
- Designed to handle high cylinder temperatures and boost pressure
-
Projected tip improves ignition efficiency and throttle response
- Standard nickel construction = ~30,000 mile/service interval (typical, varies by use)
- Ideal for OEM replacement, not a long-life iridium plug
Summary
The NGK MR9F (95884) is a specialized high-heat nickel spark plug built for Polaris RZR turbocharged engines. With a projected tip, strong heat resistance, and reliable OE design, it delivers consistent performance in extreme powersports conditions.
