OEM MerCruiser spark plug: NGK 3623 BPR6EFS (Mercury sourced part numbers: 816336Q)
Genuine NGK spark plug
NGK spark plugs are designed for a long service life and maximum performance.
They are resistant to carbon buildup and pre-ignition
Longer insulator nose prevents fouling and misfiring
Solid copper core aids in heat removal
Alumina ceramics for better heat transfer
Triple seals prevent leakage
Corrugated ribs prevent flashover
Sold individually (price is per plug)
Model: 3623
*Alternative spark plug to AC Delco MR43LTS
OEM MerCruiser spark plug: NGK 3623 BPR6EFS (Mercury sourced part numbers: 816336Q)
Genuine NGK spark plug
NGK spark plugs are designed for a long service life and maximum performance.
They are resistant to carbon buildup and pre-ignition
Longer insulator nose prevents fouling and misfiring
Solid copper core aids in heat removal
Alumina ceramics for better heat transfer
Triple seals prevent leakage
Corrugated ribs prevent flashover
Sold individually (price is per plug)
Model: 3623
*Alternative spark plug to AC Delco MR43LTS