4 Speed Racing Transmissions

  • BB1 / CR1 Transmission Installation Drawing
  • BB1 / CR1 / CR1V2 Ratio Chat
  • BB1 / CR1 / CR1V2 Bellhousing Bolt Pattern
  • BB1 / CR1 Midplate Assembly
  • BB1 / CR1 Maincase Assembly
  • CR2 / CR2C Ratio Chart
  • CR1V2 Transmission Installation Drawing
  • BB1 / CR1 Geartrain Assembly
  • BB1 / CR1 Shaft Support Assembly
  • BB1 / CR1 Tailhousing Assembly
  • CR2 / CR2C Specification Sheet
  • Rankin Ratio Chart