STORE STOCK #344. You are buying one NEW OLD STOCK piston ring set P/n 2421703. This part supercedes and is the same as P/n 1752588 and is the STANDARD piston ring set for ALL of the following models WITH 318 wide block engines; PLYMOUTH; Savoy; Belvedere; Fury; Sport Fury; 1957; 1958; 1959; 1960; 1961; 1962; 1963; 1965; 1966; ALL. Belvedere; Satellite; 1965; 1966; ALL. Fury I; Fury II; Fury III; Sport Fury; VIP; 1965; 1966; ALL. Valiant; Signet; Barracuda; 1965; 1966; ALL. DODGE; Royal Lancer; Royal; Coronet; Custom Royal; 1959; ALL. Dart Pioneer; Dart Seneca; Dart Phoenix; Matador; Polara; 1960; 1961; ALL  Dart 330; Dart 440; 1962; ALL. Dodge 330; Dodge 440; Polara; Polara 500; 1962; 1963; ALL. Coronet; Coronet 440; Coronet 500; 1965; 1966; ALL. Polara; Monaco; 1965; 1966; ALL. DODGE TRUCK; A100; D100; D200; D300; D400; 1959; 1960; 1961;1962; 1963; 1964; 1965; 1966; 1967; 1968; ALL These are the STANDARD size rings for ALL engines WITH THEIR ORIGINAL BORE SIZE.  Buyer to pay within 3 days of sale by paypal and include 13.00 S&H in USA by Priority Mail. Please check my Ebay store FOR MORE NOS MOPAR PARTS from our 90,000 part inventory! SHIPPING IS ALWAYS COMBINED!