Rex’s replacement 8 wire CDi unit for Yamaha SR500 and SR400 1979-92. Up-graded to give smooth advance, powerful performance, improved throttle response & easy starting hot or cold. Comes fitted with mounting bracket & correct locking plugs. OEM boxes marked 070000-51 or 070000-50.
- Integral mounting plate
- Correct connectors
- Plug and play – no set up
- Worldwide reputation for quality and reliability