Made by Muzzys. FITS: GM LS / LT Swap (Gen III, IV, V), Adapts TH350, TH400, 700R4
Used on various LS Swaps and Conversions
Fits Gen III/IV LS and Gen V LT series engines
Not required on 1999-2000 6.0L stock flexplate (longer crank with flat flexplate)
Inserts into rear of crankshaft. If using a curved flexplate you'll need this adapter spacer.
Description
When installing a Th350 or Th400, Powerglide behind an LS engine while using a curved flywheel you'll need this adapter spacer. The spacer will center the nose of the converter to the curved flex plate. Will fit 200r4, 700r4.