3V Flexplate for 8 bolt crank & 5R55 For the ultimate in strength and durability, Performance Automatic's complete line of flexplates are exactly what your looking for. With all popular and hard to find variations of weight, tooth count and drive line combination, these flexplates withstand all the street and strip punishment you can dish out. P/A thick steel extra welded flexplates are the last word in performance, why settle for anything else?