Adapter Kit – Cummins R2.8 to GM Small block & LS Automatic


Adapter kit that fits Cummins R2.8 to GM Auto Transmission


Cummins R2.8 Diesel to Chevy Small block, Big Block, & LS V8 engine automatic Transmissions

  • Replaces factory flywheel housing
  • Shorter than Factory flywheel Housing, shortest adapter solution on the market
  • Dual starter pocket for installation flexibility
  • A356-T6 cast Aluminum
  • Works with TH-350, TH-400, 700R4, 4L80, 6L80, 8L90, Allison 1000, etc with SBC or LS bolt pattern
  • Some clearance grinding needed around bell housing near starter and starter Cover
  • Made in the USA
  • Kit# AD-00017

Parts included in Kit:

  • R2.8 GM Adapter plate                                    Part# QDB-220051
  • Timing Cover                                                      Part# QDB-210023
  • Timing Cover Gasket                                        Part# QDB-220052
  • Cummins Modified Flexplate                         Part# QDB-220103
  • Qty 10: M6-1.0x25mm                                     Hex head Flange (Timing Cover)
  • Crank Snout                                                       Part# QDB-210032
  • Crank Spacer                                                     Part# QDB-210086
  • Qty 2: R2.8 Dowel Pin                                     Part# QDB-210056 (Block to Adapter, Hollow)
  • Qty 2: GM Dowel Pin                                       Part# QDB-210002 (Adapter to Bell, Solid)
  • Cummins Rear Seal                                         Part# 3693669
  • Straight Exhaust Flange                                 Part# QDB-220104


Thickness from Engine Block to Bell Housing Face: 1.875″

Weight: 35lbs

Additional information

Weight35 lbs
Dimensions25 × 25 × 5 in