CT2827 - A new kickdown cable detent boot for the TH350 Turbo 350 and TH350C. This boot is typically on TH350s 1978-up, but may also be found on earlier models. Please check to be sure your kickdown cable uses a boot type seal, not an oring. CT2827 - A new kickdown cable detent boot for the TH350 Turbo 350 and TH350C. This boot is typically on TH350s 1978-up, but may also be found on earlier models. Please check to be sure your kickdown cable uses a boot type seal, not an oring.