The 428ci Police Interceptor V8 featured hydraulic lifters and twin four-barrel Holley carburetors for factory-rated output of 355 horsepower and 420 lb-ft of torque. The engine was rebuilt in 1974 at 68k miles. Shifting is through a Toploader four-speed manual transmission. The GT500 featured enhanced suspension with Gabriel adjustable shock absorbers all around and rubber travel limiters for the rear leaf springs. An 8k-rpm tachometer is joined by a 140-mph speedometer with a five-digit odometer showing 20k miles, 120k Reported