Ignition coils and caps for several Honda SOHC fours listed below. Use this kit with the stock points ignition or an electronic ignition.

Coil Specifications:

Spark plug wires are 17" long
Mounting hole...

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Ignition coils and caps for several Honda SOHC fours listed below. Use this kit with the stock points ignition or an electronic ignition.

Coil Specifications:

Spark plug wires are 17" long
Mounting holes are 102mm (4") apart. (measured from the center of each hole)
Low tension wires: 8" long - 1 male and 1 female bullet connector (power goes to the black/white line male terminal. points/condenser wire goes to the blue female terminal)
Primary Windings: 4.6 ohms +- 10% (just like the original coil)

Coils Replace Honda Part Numbers:

30510-333-013, 30520-333-013 (CB350F, CB400F)
30501-323-003, 30502-323-003 (CB500, CB550 up to '76)
30501-404-000, 30502-404-000 (CB550 '77-'78)

NGK spark plug caps are also included: VD05F x2 and XD05F x2

Installation Tip: Fan out the spark plug wires before twisting on the caps that way you make a better connection.

Fits Honda:

CB350F Four - 1972-1974
CB400F Super Sport - 1975-1977
CB500K Four - 1971-1973
CB550F Super Sport - 1975-1977
CB550K Four - 1974-1978



  • We recommend having a licensed mechanic install these parts. They are tested by the factory prior to shipping to ensure proper function. Improper installation is typically caused by installing the spark plug caps incorrectly and or allowing the wires to come in contact with the motor. No instructions are included, which is normal for motorcycle parts, because it is assumed a trained mechanic will do the installation.
  • Mounting holes are 102mm (4") apart. (measured from the center of each hole)
  • Spark plug wires are 17" long. Low tension wires: 8" long - 1 male and 1 female bullet connector (power goes to the black/white line male terminal. points/condenser wire goes to the blue female terminal)
  • Replaces Coil Honda Part Numbers: 30510-333-013, 30520-333-013 (CB350F, CB400F) 30501-323-003, 30502-323-003 (CB500, CB550 up to '76) 30501-404-000, 30502-404-000 (CB550 '77-'78)
  • Fits Honda: CB350F - 1972-1974 CB400F Super Sport - 1975-1977 CB500K - 1971-1973 CB550F Super Sport - 1975-1977 CB550K - 1974-1978
  • We recommend having a licensed mechanic install these parts. They are tested by the factory prior to shipping to ensure proper function. Improper installation is typically caused by installing the spark plug caps incorrectly and or allowing the wires to come in contact with the motor. No instructions are included, which is normal for motorcycle parts, because it is assumed a trained mechanic will do the installation.
  • Mounting holes are 102mm (4") apart. (measured from the center of each hole)
  • Spark plug wires are 17" long. Low tension wires: 8" long - 1 male and 1 female bullet connector (power goes to the black/white line male terminal. points/condenser wire goes to the blue female terminal)
  • Replaces Coil Honda Part Numbers: 30510-333-013, 30520-333-013 (CB350F, CB400F) 30501-323-003, 30502-323-003 (CB500, CB550 up to '76) 30501-404-000, 30502-404-000 (CB550 '77-'78)
  • Fits Honda: CB350F - 1972-1974 CB400F Super Sport - 1975-1977 CB500K - 1971-1973 CB550F Super Sport - 1975-1977 CB550K - 1974-1978

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