I AM IN PROCESS OF GETTING THIS TRUCK MECHANICALLY SOUND. I NEED A PART THAT SO FAR HAS ELUDED ME. MAYBE SOMEONE CAN HELP. TRUCK HAS A 305E V6. THE SPEEDOMETER DOES NOT WORK AS THE PLASTIC GEAR N THE TRANSMISSION IS WORN. IT APPEARS TO HAVE A FLAT SPOT. MY TRUCK HAS A HEAVIER GEARED TRANSMISSION THAN ONE WITH A STRAIGHT SIX. THE SHAFT THE GEAR IS MOUNTED ON EXITS THE TRANSMISSION AND A SEPARATE SPEEDOMETER CABLE HOUSING ATTACHES TO IT..."L" SHAPED HOUSING. I HAVE A '66 CHEVY 1/2 TON THAT I HAVE ALREADY RESTORED AND A WRECKED '66 I BOUGHT FOR PARTS. BOTH HAVE AN INLINE SIX WITH A DIRECT CONNECTION FOR THE SPEEDOMETER CABLE. DOES ANYONE HAVE A THE PART I NEED OR KNOW WHERE I CAN FIND IT? NO LONGER MADE BY NAPA OR OTHER PARTS SUPPLIERS. BOTH MY TRUCKS ARE IN EXCELLENT CONDITION AND BOTH BELONGED TO MY GRANDFATHER'S ON EACH SIDE OF MY FAMILY. THANKS, KELVIN KNOTTS ELLISVILLE MS.