Plug uses 14mm thread by 7/16" reach by 13/16" hex. Replaces Champion #H14Y, H18Y and Autolite #AL437, AL782. Used in Atlantic Tune-Up Kits 309786 and 309787. 1939~50 w/front mount distributor. Priced individually.
Part Reference Numbers : AL437, AL85, H14Y, H18Y, WR9FC, 3000-6000
Model : Ford tractor models: 8N (with side distributor), NAA, Jubilee, 600, 601, 700, 800, 801, 900, 2000, 4000 4cyl gas models through 1964.
Years:1939-64 Spark Plug, Autolite #216; Med. Heat Range.
$4.54Price