Thanks to the Shelby 427 Cobra and its continued dominance on the racetrack, Chevrolet engineers were forced to counter with a 427 of their own by enlarging the 396 V-8 for the 1966 model year. The Mark IV “big block” motor was noted by the appropriate bulge in the hood and corresponding “stinger” decal. Performance was astounding: 0–60 in 4.8 seconds, 0–100 in 11.2 seconds, the ¼-mile in 12.8 seconds, and a top speed of 152 mph. Period…
Thanks to the Shelby 427 Cobra and its continued dominance on the racetrack, Chevrolet engineers were forced to counter with a 427 of their own by enlarging the 396 V-8 for the 1966 model year. The Mark IV “big block” motor was noted by the appropriate bulge in the hood and corresponding “stinger” decal. Performance was astounding: 0–60 in 4.8 seconds, 0–100 in 11.2 seconds, the ¼-mile in 12.8 seconds, and a top speed of 152 mph. Period advertising proudly announced, “With 427 Cubic Inches, Who Needs Adjectives?”
435 hp, 427 cu. in. “Tri-Power” L71 OHV V-8 engine with triple Holley two-barrel carburetors, four-speed manual transmission, independent front suspension with coil springs, independent rear suspension with transverse leaf spring and lateral struts, and power-assisted four-wheel disc brakes. Wheelbase: 98 in.