CASE

AUTOLITE 4 CYLINDER - 12 VOLT NEGATIVE #CS1541

TRACTOR MODEL: VA, 440, 441, 530, 540, 540C, 541, 541C, 580CK, 350, 351, 500, 500B, 310, 450, 500, 535LCK, 640, 640C, 641, 641C, 200B, 300, 300B, 310, 320, 400B, 440, 441, 480CK, 430, 435LCK, 470, 570

CYLINDERS: 4

DISTRIBUTOR MAKE: AUTOLITE

DIST #. IAD6003

ROTATION: CLOCKWISE

12 VOLT NEGATIVE GROUND

PRESTOLITE 4 CYLINDER - 12 VOLT NEGATIVE #CS1542

TRACTOR MODEL: 470, 570, 730, 740, 840, 680CK, 830, 770, 870

CYLINDERS: 4

DISTRIBUTOR MAKE: PRESTOLITE

DIST #. IBT-4403, 4404, 4402

ROTATION: COUNTER-CLOCKWISE

12 VOLT NEGATIVE GROUND

PRESTOLITE 6 CYLINDER - 12 VOLT NEGATIVE #CS1562

TRACTOR MODEL: 930, 970

CYLINDERS: 6

DISTRIBUTOR MAKE: PRESTOLITE

DIST #. IBT-6404

ROTATION: COUNTER CLOCKWISE

12 VOLT NEGATIVE GROUND

DELCO 4 CYLINDER - 12 VOLT NEGATIVE #CS1142

TRACTOR MODEL: 200B, 400B, 500B, 600B, 300B, 310, 420

CYLINDERS: 4

DISTRIBUTOR MAKE: DELCO

DIST #. 1111908

ROTATION: CLOCKWISE

12 VOLT NEGATIVE GROUND

DELCO 4 CYLINDER - 6 VOLT POSITIVE #CS1142P6

TRACTOR MODEL: 200B, 400B, 500B, 600B, 300B, 310, 420

CYLINDERS: 4

DISTRIBUTOR MAKE: DELCO

DIST #. 1111908

ROTATION: CLOCKWISE

6 VOLT POSITIVE GROUND

WICO 4 CYLINDER - 12 VOLT NEGATIVE #CSW141

TRACTOR MODEL: 730, 830, 740, 840, 900, 930

CYLINDERS: 4

DISTRIBUTOR MAKE: WICO

DIST # WICO DBX30091E

12 VOLT NEGATIVE GROUND

COMPLETE PACKAGE

On 12 volt systems, we recommend a complete package for best results. Package consists of the electronic ignition unit, ThunderVolt III 55,000 volt coil, resistor to match the coil, 8mm spark plug wires to fit your tractor and set of spark plugs in the correct heat range for your application. PACKAGE NUMBER REFERS TO NUMBER OF ELECTRONIC IGNITION UNIT THAT FITS YOUR TRACTOR'S DISTRIBUTOR.