NGK
4 NGK Spark Plugs - For Mercury 250 Outboard Motor
4 NGK Spark Plugs - For Mercury 250 Outboard MotorFree shipping on all orders.
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The NGK 6431 Spark Plug (BP5HS) is a dependable non-resistor plug for 2-stroke marine engines, providing quick starts and solid ignition in compact outboards and small marine motors.
Features & Benefits:
🔧 Hot-range copper plug ideal for slower marine use🔧 Non-resistor for classic marine engine setups🔧 Durable design resists marine corrosion🔧 Popular fit for small Evinrude and Mercury engines
Specifications:
Brand & Part Number: NGK 6431 BP5HSMaterial: CopperThread Size: 14mmReach: 12.7mm (0.5 in.)Hex Size: 13/16 in. (20.6mm)Seat Type: GasketResistor: NoGap: 0.030 in. (0.76mm)
Choose BP5HS for reliable spark in classic 2-stroke outboard engines—available 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.








