Rare as hen's teeth, here is a set of HELICAL quick change gears, set #5, for a midget (Model A style) 6 spline rear end. Correct 21 and 26 teeth. Never run, and new in original box. Includes 3/8" spacers for use in V8 rear end. Using helical gears cuts down on rear end noise dramatically. Set #5 gives a final drive of 3.32:1 with a 4.11 ring and pinion, or 3.05:1 with a 3.78 ring and pinion. $150 plus $15 shipping to continental USA. Paypal only, no trades.