NGK BPR4ES Standard Spark Plug – Reliable OEM-Replacement for Small Engines & Powersports

Ensure your engine fires clean and true with this NGK BPR4ES spark plug, a trusted direct-replacement part built to meet or exceed original equipment manufacturer standards. Whether you’re working on lawn & garden equipment, powersports machines, or other small engines, this spark plug delivers dependable performance and long life.

Key Features & Benefits:

• Precision Fit & Specs: Thread size 14 mm × 1.25 mm, reach 19 mm (¾″), hex 21 mm (13/16″) — fits many small engine applications. ProPartsDirect+2sparkplug-crossreference.com+2

• Resistor Type Design: Built-in 5 kΩ resistor helps suppress ignition noise and protect electronic systems. Spark Plugs

• Heat Range 4: Balanced heat range offers solid performance in a wide variety of operating conditions. maxiscoot.com+1

• Durable Construction: Features a copper core for efficient heat dissipation and a nickel alloy tip for long life and consistent spark. ClassicAmericanThund

• Versatile Application: Compatible with many small engine and powersport models (e.g., some Kawasaki FR series engines) and widely cross-referenced across brands. Cub Cadet+1

Fitment Notes:
Before installation, verify the part number and compatibility with your equipment’s engine model. The BPR4ES plug is used frequently in small engine, lawn-mower, and powersport applications. Cross-reference charts list over 140 alternate plugs that match its key dimensions. sparkplug-crossreference.com

Installation Tips: