A-21A808 Spark Plug PN: 21A808

This is a A-21A808 Spark Plug PN: 21A808Main Description As Following : A-21A808 Spark Plug P.N: 21A808 Dim A (1): Champion D16Dim B (2): 18mm ThreadDim C (3): 1/2" ReachDim D (4): 7/8" Hex Shoulder Replaces: A-D16 MISCELLANEOUS , A-G44840 CASE , A-TY6075 JOHN DEERE , A-207000680 WHITE TRACTOR , A-4012405C FORD , A-834242M1 MASSEY FERGUSON , Crossed From: AA4369R JOHN DEERE , M8ACO BOSCH , M8AC0 BOSCH , 1559469 GMC HOUSINGS , 20-7000680 WHITE/ OLIVER/ MPL MOLINE , 3000-6003 , , 5569592 GMC HOUSINGS , 5612032 GMC HOUSINGS , 5612080 GMC HOUSINGS , 5613466 GMC HOUSINGS , 5613710 GMC HOUSINGS Found in Section & Models : Shop Supply > Spark Plugs, (Miscellaneous) (UNDEFINED): SEVERAL, Sunbelt - Electrical > Spark Plugs, Champion (UNDEFINED): SEVERAL Associated Items : New Also This is An Aftermarket Product And : Champion D16 7/8" Hex Shoulder 1/2" Reach Dim A (1): Champion D16 Dim B (2): 18mm Thread Dim C (3): 1/2" Reach Dim D (4): 7/8" Hex Shoulder