Date-Coded Spark Plug Wire Set for 1964 B-Body & C-Body (except 880) 361, 383 & 426 V8 Engines except Max Wedge, Date-Coded 3rd Qtr 1963 (3-63). Mopar Authentic Restoration Product - all wires are stamped with date code (same as OEM wires); illustration shown may not show date codes, and is for display purposes only.