American automotive giant Chevrolet’s original 454 big-block V-8 power plant produced 390 brake horsepower and 500 pounds of torque for the 1970 Corvette LS5 in which it debuted. Subsequent versions of the engine produced varying results.
Ambiguity surrounds the power production of the 454 engine from 1970 to 1976. The LS6 engine was rated at 450 horsepower, though empirical tests and popular opinions range from 350 to over 500 horsepower. The LS7 454 was initially rated at 465 horsepower, but it was advertised at 500 horsepower by the time it went on sale as a crate engine from General Motors. Over time, stricter government emissions standards decreased the power output of the engine’s later models before ending the 454 completely.Learn More
There are several ways to reset the "check engine" light on a Toyota Matrix, which include removing the proper fuse, disconnecting the battery or using a diagnostics machine. Removing the light requires resetting the vehicle's computer.Full Answer >
A short block engine is an assembly piece used in manufacturing a complete and functioning engine. The short block is the part that goes above the oil pan and below the head gasket.Full Answer >
Valve overlap is the period during the valve timing where both the intake and exhaust valves are open. Occurring towards the end of the exhaust stroke, the intake valves are opened just before all the exhaust gases are released, providing more time for the intake air to enter the engine.Full Answer >
As of September 2014, a Volkswagen Jetta VR6 engine contains between 260 to 300 horsepower. Common factors that influence engine horsepower are the vehicle's year and engine modifications.Full Answer >