Details
NGK 3623 BPR6EFS Standard Spark Plug.
NGK's Standard Plugs are Constructed for Longer Life and Optimum Performance.
Fits Indmar, Marine Power, Mercruiser, OMC, Redline, and Vovlo Penta inboards engines and Boston Whaler jet boat engines.
Specifications:
Shell
Thread Size: 14mm
Thread Pitch: 1.25mm
Seat Type: Tapered
Resistor: Yes
Resistor Value: 5K Ohm
Reach: 18mm (.709")
Hex Size: 5/8" (16mm)
Terminal Type: Removable Nut
Overall Height: ISO
Gap: .031" (0.8mm)
Center Electrode
Material: Nickel
Type: Standard
Size: 2.5mm
Projection: Projected
Ground Electrode
Material: Nickel
Type: Standard
Quantity: 1
Torque Specs: Cast Iron: 18-25.3 lb. ft. Aluminum: 18-21.6 lb. ft.
Brand: NGK
Heat Range: 6
Longevity: 30k Miles