“On stripping the engine, it needed a rebore, 4 new pistons with rings and new bearings.”
“If it's a rebuild rebore, with the stock pistons, a machine shop might make the stock pistons work.”
“This makes it possible to rebore bushings which have been used on the left side and reapply them on the right side, thus prolonging the life of the bearings.”
rebore
(transitive) To bore through an existing hole, generally to correct its shape.
“On stripping the engine, it needed a rebore, 4 new pistons with rings and new bearings.”
“If it's a rebuild rebore, with the stock pistons, a machine shop might make the stock pistons work.”
“This makes it possible to rebore bushings which have been used on the left side and reapply them on the right side, thus prolonging the life of the bearings.”
rebirth
(transitive) To cause to be born again or spiritually renewed.