Factory-equipped with aluminum cylinder heads, the 454ci LS6 V8 was factory rated at 425 horsepower, and servicing completed in preparation for the sale have included a rebuild of the Holley carburetor, a fuel-system flush, and replacement of a freeze plug.Stamping S113629 shown above matches the ending sequence of the vehicle’s chassis number.The CPW suffix on the same pad stamping corresponds with the 454ci engine for manual-transmission applications.Power is distributed through a four-speed M21 manual transmission and a Positraction rear end.Amenities include a tilting and telescoping steering column, a push-button AM/FM radio, rear window defrost, and retractable shoulder belts.Instrumentation consists of a 160-mph speedometer and a 7k-rpm tachometer ahead of the driver, as well as gauges for fuel level, coolant temperature, oil pressure, and battery charge mounted in the center stack.The five-digit odometer shows 70k miles.