To help with the increase in the bore, the cylinder block was considerably enlarged to allow for the fitting of completely new liners: dry liners as present on the One-O-Four were absent on the Majestic. The Borg-Warner transmission required repositioning of the starter motor and consequent modifications to the crankcase and cylinder block castings.
To handle the increased bore size, the cylinder block was enlarged to accommodate new liners. This change differed from the One-O-Four, which used dry liners. The Borg-Warner transmission needed adjustments due to the starter motor's repositioning, requiring modifications to the crankcase and cylinder block castings.