Our CDI may use different wire color code then you're original.

All of the wires are installed in the correct order; please do not change any of the wire configurations.

This CDI is designed as a direct plug -in replacement and should be used as such.

CDI Box OEM Honda ATC 250 R 1985

One plug

Six pins

Width: 44mm

Length: 63 mm

Height: 22 mm


The only real way to test your CDI box is to swap it out with another known good unit from the same year/make/model. Because of this, we recommend that you rule everything else out before replacing the CDI box.