Quad Logic NGK MR9F Spark Plug for Polaris RZR Turbo & Pro XP — Copper‑Core, OEM Replacement (single)

The Quad Logic NGK MR9F spark plug is a single, heavy‑duty copper‑core replacement made to match Polaris OEM part 3023173 for RZR Turbo and Pro XP models.

If your Polaris RZR is experiencing misfires, rough idle, or uneven power delivery, an aged or fouled spark plug is often the culprit. This NGK MR9F unit is manufactured to original equipment specifications to restore reliable starting, stable combustion, and consistent throttle response across demanding off‑road conditions. Sold individually, it offers improved heat transfer and robust construction to withstand high‑vibration powersports use.

Which Polaris models will this spark plug fit?

This plug was engineered specifically as a factory‑equivalent for a range of Polaris RZR models spanning model years listed by manufacturers. It replaces OEM part number 3023173 and fits the high‑output turbo and Pro XP lineups.

• 2020–2025 Polaris RZR Pro XP (all variants)
• 2017–2021 Polaris RZR Turbo (all variants)
• 2020–2021 Polaris RZR Turbo S (all variants)
• 2022–2024 Polaris RZR Turbo R (all variants)

How does this NGK MR9F help engine performance on the trail?

Replacing a worn plug with a correctly gapped NGK MR9F promotes clean ignition events and steady combustion, which reduces stumbles and power dips under load. The copper‑core design moves heat away from the firing tip, helping prevent fouling while maintaining proper operating temperature.

• Restores consistent spark timing for smoother throttle response
• Improves cold starts and reduces misfires
• Supports heavy use and repeated full‑throttle runs

Is this plug the exact replacement for OEM part number 3023173?

Yes — the Quad Logic NGK MR9F is built to match the OEM dimensions, thread pitch, and heat range required by Polaris for the listed models. That means it installs without modification and performs to the same fitment and clearance standards as the original part.

• Meets factory specifications for fit and function
• Thread and seat dimensions match OEM requirements
• Supplied as a single unit for straightforward replacement

What should I know about installation and maintenance?

Install in accordance with your Polaris service manual to ensure correct gap, torque, and cylinder count for your engine. Because this item is sold individually, verify how many spark plugs your engine needs before ordering to avoid mid‑service interruptions.

• Confirm cylinder quantity in the vehicle manual before purchase
• Set and verify spark plug gap per Polaris specifications
• Tighten to manufacturer torque values to avoid damage

Who is this for: Riders and technicians who need a durable, OEM‑equivalent spark plug to maintain or restore reliable ignition on Polaris RZR Turbo and Pro XP machines. Whether you’re a backyard mechanic replacing a single fouled plug or a service shop stocking parts for routine maintenance, this NGK MR9F offers a straightforward, high‑quality replacement that aligns with factory fitment and performance expectations. Always check your specific vehicle service manual before purchasing to confirm the number of plugs required and any vehicle‑specific instructions.