The 400ci V8 sends power to the rear or all four wheels through a C6 three-speed automatic transmission and a dual-range transfer case.Updates are said to include a Holley carburetor, an R134a conversion for the air-conditioning system, and a replacement water pump, timing chain cover, and air conditioning compressor.Instrumentation consists of an 85-mph speedometer along with auxiliary gauges for oil pressure, fuel level, amperage, and coolant temperature.The five-digit odometer shows 89k miles, TMU.