Meziere FPS174A - Spacer, Gm Ls To Th400 Or Powerglide

Use this spacer with FPS174 to maintain the proper flexplate location relative to the engine block. The spacer also provides the proper bore size for the GM torque converter at 1.7". Machined from 1018 steel • Yellow Zinc finish • Fits GM LS engines with 6 bolt crank • .40" thickness • Provides a pilot for 1.70" diameter converter snout • Centering bore for 2.07" diameter crank boss