Features 1、Replacement for FourTrax 300 TRX300 2x4 1990. Replacement for FourTrax 300 TRX300FW 4x4 1990. 2、Provides higher intensity sparks, faster recovery and response, increased ignition energy intensity, and easy start. 3、Improve combustion efficiency and enhance electrical performance. Made of high‑quality plastic and metal material, stable performance, high reliability. 4、Direct replacement installation, no complicated tools required, convenient for using, you can reuse. 5、Perfect match for the original motorcycles. Can directly replace the broken or shabby one. Specification Item Type: CDI Box kit Material: Plastic and metal CDI Box Size: Approx. 55 x 93 x 24mm/2.2 x 3.7 x 1.0in OEM: 30410-HC4-770, 30510-HC4-000 Fitment: Replacement for FourTrax 300 TRX300 2x4 1990 Replacement for FourTrax 300 TRX300FW 4x4 1990 Replacement for FourTrax 300 TRX300 2x4 1991 Replacement for FourTrax 300 TRX300FW 4x4 1991 Replacement for FourTrax 300 TRX300 2x4 1992 Replacement for FourTrax 300 TRX300FW 4x4 1992 Replacement for FourTrax 300 TRX300 2x4 1993 Replacement for FourTrax 300 TRX300FW 4x4 1993 Package List 1 x Ignitor 1 x Ignition Coil 1 x Spark Plug