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Article:
Interference Engines and Timing Belts by: Ralph Hoffmann Interference Engines: ........ Useful information by AutoTruckData.com An interference engine is an engine design that has been avoided by some manufacturers for well over 80 years. General Motors, Chrysler, etc., typically use a metal chain-type timing belt on push-rod engines (often called a timing chain) to transmit torque from the engine crankshaft o the engine camshaft that opens the valves that admit air and fuel. (Note: on some new cars the fuel is admitted not through the valves but through injectors in the top of the cylinder. Rather than use a steel timing chain, interference engines may use a rubber timing belt with its limited life, whereas steel timing belts typically last '150
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