First Fire

First Fire 13/16-in Spark Plug for 4-Cycle Engines

  • Item#: 278112
  • MFR#: FF-22
13/16-in Spark Plug for 4-Cycle Engines
  • 14 mm thread diameter, 3/4-in reach, 13/16-in hex socket
  • Consistent starts, dependable performance, superior fouling resistance
Application 4-cycle engine
Brand/Model Compatibility Universal (fits to most brands)
Hex Size (Inches) 13/16-in
Part Type Spark plug
Replaces Oem Part Number Champion RN9YC, RN11YC, RN11YC4, RN12YC, NGK B4E, B4ES, B5EB-11, B5ES, B5ES-11, B5EV, BP4E, BPES, BPR5EA-L, SP5ES, BP5ES-11, BP5EV, BP5EY, BP6EKA, BP6ES, BP6ES-11, SP6ET, BP6EV, BP6EV, BP6EY, BP7ES, BP7ES-11, BP7EV, BPR2ES, BPR4ES, BPR4ES-11
Type Spark plug