NGK
NGK 6578 Spark Plug BPR4ES - 4 Pack
NGK 6578 Spark Plug BPR4ES - 4 PackFree shipping on all orders.
Qty In Stock: 20
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The NGK 6578 Spark Plug (BPR4ES) is a high-quality standard plug designed for consistent ignition, efficient combustion, and long service life. With a solid copper core and nickel alloy electrode, it offers excellent heat dissipation, corrosion resistance, and dependable performance—ideal for lawn equipment, marine engines, and automotive applications.
Features & Benefits:
🔧 Copper core ensures strong spark and effective heat transfer
🔧 Nickel alloy electrode resists fouling and corrosion
🔧 Reliable ignition for a wide range of engine types
🔧 Pre-gapped for fast, accurate installation
Specifications:
Brand & Part Number: NGK 6578 (BPR4ES)
Material: Nickel with Copper Core
Thread Size: 14mm
Reach: 19mm (0.75 in)
Hex Size: 13/16 in (20.8mm)
Heat Range: 4
Seat Type: Gasket
Resistor: Yes
Gap: 0.7mm (0.028 in)
Choose NGK BPR4ES for dependable starts, long-lasting performance, and trusted ignition in small engines and vehicles—order now!
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Shipping Info
Shipping Info
Free shipping on all orders. Orders are processed within 1-2 business days and typically delivered within 3-7 business days.
Returns
Returns
Easy returns within 30 days of purchase. Items must be in original, unused condition. Contact us to initiate a return.








