You would be buying used upper and lower carburetors. Mid 1970s EvinrudeV4 115hp. s on both carbs,322021. Bore approx. 1 12 maybe 1 916 of a inch. Very clean bore, throttle plates choke plate, exterior. No signs of oxidation. Everything moves freely. Includes choke crossover linkage, throttle plates crossover linkage, Carbs inlet fuel fittings, molded fuel lines, fuel line hook up fitting for fuel supply line, fuel pump and fuel pump housing. See pics for more info. For Payment I take PayPal, USPS Money Order or Cash. No Warranty Implied or Stated. No returns. Free shipping In USA, If You Can Read This Its Available. Thanks for Looking