Spark Plug [Ngk Bp4Es] by Yamaha

Yamaha UTV/ATV & Side by Side Spark Plugs - Available at buywitchdoctors.com

Product Specifications: Genuine OEM Yamaha Spark Plug, Part # NGK-BPR4E-S0-04.

Keep your machine running like new with a genuine Yamaha Spark Plug paired with premium maintenance parts from buywitchdoctors.com. This critical ignition component delivers the essential spark needed to initiate combustion and maintain steady engine power throughout your ride. Over time, off-road riding causes electrode wear and carbon fouling, leading to misfires, rough idling, or hard starts that require a fresh replacement plug.

Why Choose Genuine OEM Yamaha Parts?

Choosing original equipment manufacturer (OEM) parts ensures your vehicle maintains its factory-standard performance, reliability, and fuel efficiency. Genuine parts eliminate the guesswork of aftermarket alternatives, offering a seamless integration with your engine's configuration.

• Exact-Fit Design: Matched to Yamaha's original bolt patterns, sealing surfaces, and dimensions for a leak-resistant fit.
• Factory-Spec Quality: Built to the same standards as the parts installed on your machine at the factory.
• Peace of Mind: Skip the trial and error of universal or aftermarket parts that may not seal or align correctly.

Premium Materials & Precision Engineering

Crafted to strict factory tolerances, these components utilize high-grade alloys and chemical-resistant seals. This specialized engineering withstands harsh off-road vibrations, extreme temperatures, and modern fuel additives, preventing premature wear and leaks. The ceramic insulation and robust core materials are specifically engineered to maintain the ideal heat range for your Yamaha engine under heavy loads.

Comprehensive Model Fitment (2015-Current)

This genuine OEM part is engineered for a wide range of Yamaha side-by-side (SxS) and all-terrain vehicles (ATV) built from 2015 to the current model year. Please verify your series matches below:

Utility Task Vehicles (UTVs / Side-by-Sides)

• Viking Series: Viking 700 EPS, Viking 700 Ranch Edition, Viking VI EPS
• Wolverine Series: Wolverine R-Spec, Wolverine X2 850, Wolverine X4 850, Wolverine X2 1000, Wolverine RMAX2 1000 (Sport, XT-R, Limited), Wolverine RMAX4 1000
• YXZ Series: YXZ1000R, YXZ1000R SS

All-Terrain Vehicles (ATVs)

• YFZ Series: YFZ50, YFZ450R, YFZ450R SE
• Raptor Series: Raptor 90, Raptor 110, Raptor 700, Raptor 700R, Raptor 700R SE
• Grizzly Series: Grizzly 90, Grizzly 110, Grizzly 700 EPS, Grizzly 700 SE, Grizzly 700 XT-R
• Kodiak Series: Kodiak 450, Kodiak 450 EPS, Kodiak 700, Kodiak 700 EPS, Kodiak 700 SE

⚠️ IMPORTANT DISCLAIMER: Fitment can vary by production date and sub-model trim. Always verify your exact original equipment part number from your vehicle's schematic or consult a certified technician before finalizing your purchase to guarantee flawless compatibility.

Other Popular Parts & Secondary Accessories

• Ignition Coil: This component transforms your battery power into the high-voltage current needed to fire your engine up. Ensuring this part is functioning optimally prevents weak spark conditions and guarantees smooth combustion performance.
• Spark Plug Wire Repair: These components allow you to mend cracked or brittle insulation segments near your spark plug boot. Using them helps prevent voltage leaks along your ignition path, protecting your electrical current from shorting out on metal engine parts.
• Ignition Tool: This specialized equipment makes extracting and checking your ignition components effortless without damaging the delicate outer porcelain. It is a smart addition to your trail toolbox to handle emergency plug maintenance out on the trails.
• Spark Plug Wires: These insulated leads deliver high-voltage electricity safely from your coil down to the tip of your plug. Upgrading to fresh, heavy-duty leads ensures no energy is dropped along the path, maximizing your overall engine responsiveness.

Frequently Asked Questions (FAQs)

Q: How do I determine if my spark plug needs to be replaced or if it can simply be cleaned and reused?
A: You should inspect the firing tip for heavy carbon deposits, oil wetness, or eroded electrodes, as these conditions indicate it is time for a replacement. To ensure correct operation, consult your Yamaha service manual to verify the proper inspection intervals and structural wear limits for your specific model.

Q: What should I watch out for when installing a new spark plug after riding in deep mud and water?
A: Before removing your old plug, thoroughly clean the surrounding cylinder head area to ensure no trapped trail debris or moisture falls inside the engine cylinder. Always refer to your factory schematic and manual for proper installation steps to avoid cross-threading or improper seating in wet environments.

PRO TIP: Learn More about Yamaha OEM vs. Aftermarket Parts

PRO TIP: How to Inspect & Replace UTV/ATV Spark Plugs and Wires

PRO TIP: How Do I Test a UTV or ATV Ignition Coil with a Multimeter?

PRO TIP: Learn the Signs of a Failing CDI Ignition Module?

Are You Looking to Find Great Places & Adventurous Trails to Ride Your UTV, Side by Side or ATV? Check out these highly recommended places:

• Northern Outdoors
• Imperial Sand Dunes
• Johnson Valley OHV Area
• Gypsum City OHV Park
• Leatherwood Off-Road Park