New Holland Crawler: TK100A

Ford/New Holland Skidsteers/Loaders: L865

and 1447072M91

using Marvel-Schebler carburetor models: DLTX10

Will replace TISCO RCTWK-3

SPARK PLUG 4 PK 9-90019 New Holland Crawler: TK100ASpark plug, Autolite 437, hot heat range, power tip, non resistor; 14mm thread diameter, 7 16 inch reach, 13 16 inch hex. For tractors 1939 to 1950 with front mount distributor. Used in 309786 and 309787 tune up kits. Champion cross reference: H14Y, H18Y. 4 pack. Fits Ford Tractor: 2000, 2600, 3000, 3600, 4000, 4100, 4600, 5000, 5600, 600 Ford New Holland Tractor: 2000, 2600, 3000, 3600, 4000, 4100, 4600, 5000, 5600, 600