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NGK Standard Spark Plug 6521 BM7A
NGK Standard Spark Plug 6521 BM7A
NGK Standard Spark Plug 6521 BM7A

NGK Standard Spark Plug 6521 BM7A

NGKBM7A (16 in stock)

Regular price $2.69 Sale

NGK standard plugs are constructed for longer life and optimum performance.

  • Trivalent metal plating provides superior anti-corrosion and anti-seizing properties
  • Corrugated ribs prevent flashover
  • Pure alumina silicate ceramic insulator, provides superior strength and better heat transfer
  • Copper core aids in heat removal
  • Triple seals prevent leakage
  • MPN: BM7A

Specifications

Warranty 1 Year
Torque Specs Cast Iron: 18-25.3 lb. ft. Aluminum: 18-21.6 lb. ft.
Brand NGK
Heat Range 7
Longevity 30k Miles
Resistor No

Shell

Thread Size 14mm
Thread Pitch 1.25mm
Seat Type Gasket
Reach 9.5mm (3/8")
Hex Size 3/4" (19mm)
Terminal Type Removable Nut
Overall Height Bantam
Gap .028" (0.7mm)

Center Electrode

Material Nickel
Type Standard
Size 2.5mm
Projection Non-Projected

Ground Electrode

Material Nickel
Type Standard
Quantity 1

Fitment

Automotive

Sorry, no automotive applications are associated with this part.

Non Automotive

  •  Commercial & Industrial
    •  Commercial and Industrial Engines
      •  Fuji Robin
      •  Homelite
      •  Kawasaki
      •  Komatsu Zenoah
      •  Roper
      •  Subaru-Robin
    •  Generators
      •  GENERAC
      •  GENERAC/GUARDIAN
      •  LEAR
      •  POWERMATE
      •  TML
    •  Power Equipment Engines
      •  KAWASAKI
      •  SUBARU-ROBIN
      •  TAS
      •  WISCONSIN-ROBIN
      •  XENOAH
  •  Lawn & Garden
    •  Chain Saws
      •  AGWAY
      •  CLINTON
      •  CRAFTSMAN (SEARS)
      •  DANARM
      •  DAYTON
      •  FARMER
      •  FRONTIER-TML
      •  HMC
      •  HOMELITE
      •  HUSQVARNA
      •  JOHN DEERE
      •  JONSERED
      •  KAAZ
      •  LOMBARD
      •  PARTNER
      •  PEERLESS
      •  PIONEER
      •  POULAN PRO
      •  REMINGTON
      •  ROPER
      •  SOLO
      •  SPARTAN
      •  TANAKA
      •  TERRILL
      •  WARDS
      •  YANKEE CLIPPER
    •  Lawn Mowers
      •  GOLDEN STAR
      •  HOFFCO
      •  POULAN PRO
      •  SMC
      •  WEEDEATER
    •  Outdoor Power Equipment
      •  GRASSWAND
      •  H.M.C.
      •  HOFFCO
      •  HOMELITE
      •  LITTLE WONDER
      •  MAINLINE (BCS)
      •  MITY-MOE
      •  SMC
      •  SOLO
      •  SPARTAN
      •  TANAKA
      •  VANDERMOLEN
      •  XENOAH
  •  Motorcycle
    •  Motorcycle
      •  Hardley
      •  HARDLEY
    •  Motorcycle/Moped/Scooter
      •  HARDLEY