Combo Engine and Transmission Lapping Tool

This combo lapping tool is used for precision alignment of engine and transmission shafts.
Combo lapping tool is used to lap right and left crankcase races for oversized bearings and is used to insure proper fitting of oversized rollers with mainshaft races. Rod laps are not included. The laphead sizes for the engine are: 1.500, 1.375 and 1.750. The laphead sizes for the transmission are: 1.300 and 1.870.