Replacement 6v to 12v conversion parts for Willys MB , Ford GPW 1941 Brand New (not reconditioned) Alternators.Fully adjustable for 12v Single Belt or 24v Twin Belts for perfect alignment.CNC Machined single 12v or twin 24v pulleys.Laser cut block and alternator mounting Adjuster Bar Wiring Loom New and drive belts.PRICE:12V - Plus carriage and vat.