It was time to tune up our 351 Mercury…again. The idle was rough and uneven, the power had dropped off, and the fuel economy had steadily gone from bad to worse. Frankly, we're tired of that routine.
Davis Unified Ignition (DUI) install In An AMC 304 Four Wheeler's Verne Simons installs a ignition system known as HEI or high energy ignition by Davis Unified Ignition in an AMC 304.
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Dongfeng's Mach engine hits 48.09% thermal efficiency, setting new global hybrid record
Dongfeng Motor has publicly released comprehensive technical details for its Mach 1.5T hybrid gasoline engine, which the company reports achieved a maximum thermal efficiency of 48.09 per cent.
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