GM administration had initially decreed that no automobile line smaller than full-size should carry an engine bigger than four hundred cubic inches. Because the 396 squeaked in below that restrict, it replaced the gas-injected small-block V-8. However with Carroll Shelby installing Ford’s spectacular 427 V-eight in his sparse two-seater Cobras, Chevrolet felt it will likewise want a 427. It materialized for 1966 — basically a 396 with a larger 4.25-inch bore.
The Caliente served because the 1966 Comet’s luxury series. Commonplace tools included simulated woodgrain inside trim, loop-pile carpeting, deluxe armrests with courtesy lights and paddle-type handles, lighted heater/defroster controls, plus full instrumentation and distant driver’s-facet mirror. The Caliente collection included a convertible as well as a sedan and hardtop. Mercury built its millionth Comet in 1966, a 4-door Caliente.
Spark Plug: https://sleevebearing.net A spark plug is an insulated electrode that is screwed into the top of the engine cylinder. Excessive-voltage timed electricity from the magneto travels by wire to the spark plug. The bottom of the plug has an air gap of about 0.030 inch (30 thousandths of an inch), which the present should leap.