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4R70E, 4R70W, 4R75E, 4R75W, AODE

Bore Sizing Tool
Part No. 76948-BST2

View Instructions

Bore Sizing Tool for 76948-14K. Required use of the Sonnax bore sizing tool, 76948-BST2, removes the bore ridges that lead to valve stickiness and resizes the bore for optimum fit with the Sonnax valve.

  • 76948 bst2