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Arnold FirstFire 13/16 In. Tecumseh Spark Plug

Model #FF-18 Item #737760 UPC 00894489000930
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Product overview
Consistent starts, dependable performance, superior fouling resistance. Replaces Champion Model No. RN7YC, N7YC, RN4C, and N4C. Replaces NGK Model No. B5EB, B6EB, B6EB-11, B6EBL-11, B6ES, B6ES-11, B6EV, B6EVX, B7EB, B7EVB-11, B7ES, B7ES-11, BP7ES, BP7ES-11, BR6EB, BR6EB-11, BR6ES, BR6ES-11, BR7EB, BR7EB-11, BR7EIX, BR7ES, BR7ES-11, BUR6EV, and BUR7EB-11. Replaces Autolite Model No. 403, 404, 405, and 4056.

Product manuals and information

Thread Diameter 14mm
Fits Champion, NGK, Autolite, Tecumseh
Hex Size 13/16 In.
Reach .375 In.
Brand Arnold
UPC 00894489000930