THE OLD OIL PUMP TRICK

THE OLD OIL PUMP TRICK
When align honing Small or Big Block Chevrolets I always install an old oil pump on the #5 main cap. The added stress can change the main bore up to .001” to allow for distortion of the bore when the engine is fully assembled.

Joe Foellmer
Advance Engine Rebuilders
Johnsburg, IL
April, 2017