Spark Plugs

NGK V-Power Spark Plug LFR6A-11 (3672)

SKU: GB-LFR6A-11

$24.05
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The NGK LFR6A-11 is a genuine NGK V-Power resistor spark plug commonly used in Yamaha 4-stroke outboard motors. It is designed for reliable ignition, smooth engine operation, and long service life in marine environments.

Key benefits

Features & Benefits

  • Genuine NGK OEM-quality spark plug
  • V-Power centre electrode design improves ignitability
  • Copper core improves heat transfer
  • Trivalent metal plating provides corrosion resistance
  • Reduces misfire and improves starting performance
  • Designed for marine operating conditions
  • Maintains consistent spark performance under load

Specifications

  • Brand: NGK
  • Part Number: LFR6A-11
  • NGK Stock Number: 3672
  • Plug Type: V-Power Resistor Spark Plug
  • Thread Size: M14 × 1.25
  • Reach: 26.5 mm
  • Hex Size: 16 mm
  • Seat Type: Gasket
  • Heat Range: 6
  • Electrode Gap: 1.1 mm
  • Resistor: Yes
  • Electrode Material: Nickel
  • Centre Electrode: V-Groove
  • Terminal Type: Solid Terminal

Yamaha Outboard Applications

  • Yamaha F-Series 4-Stroke Outboards
  • F115A 115HP 4-Stroke EFI
  • F115AETL 115HP 4-Stroke
  • F115AETX 115HP 4-Stroke
  • FL115 115HP 4-Stroke
  • LF115 115HP 4-Stroke
  • F115TJR 115HP 4-Stroke
  • F115TLR 115HP 4-Stroke
  • F115TXR 115HP 4-Stroke

Additional Yamaha Applications

  • Selected Yamaha engines including
  • F150 4-Stroke (selected models)
  • F150A / LF150A series (verify year and serial number)
  • Other Yamaha marine engines requiring LFR6A-11 specification
  • Yamaha OEM: 94702-00400, 9470200400, 94702-00400-00, 947020040000

Selected Mercury marine engines

  • Mercury OEM: 881284Q, 8M0176631
  • Mercury
  • FourStroke 115, 1.7L

Important

  • Spark plug applications can vary by engine model, production year, and serial number. Always verify the correct spark plug using your engine manufacturer's parts catalogue or service manual before installation. This is especially important where manufacturers changed ignition systems during a model's production run.

Shipping

Ships Australia-wide