Difference between revisions of "4G9x family"
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==4G92== | ==4G92== | ||
| − | + | In late 1991, Mitsubishi released its the 1.6 Litre 4G92. The engine used a slightly larger 81mm bore over the 4G91 with the same 77.5mm stroke for a 1597cc displacement. | |
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| + | A DOHC version of the engine with a high 11:1 compression ratio (requiring the use of premium unleaded) generating 107 kW at 7000 rpm and 149 Nm at 4500 rpm was used in the Japanese market Mirage RS and Super R. | ||
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| + | In 1992, Mitsubishi released its first MIVEC engine with the 4G92 MIVEC. It is one of the most powerful non-turbocharged Mitsubishi four cylinders built using a 11:1 compression ratio with MIVEC variable valve timing and lift. Power increased to 129kW at 7500 rpm and 1467 Nm at 7000 rpm. It's famed for being a revvy engine. It was used in the Japanese market Lancer MR, Mirage Cyborg/VR and high-power 1994 and newer Mirage Asti. | ||
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| + | Following the 4G92 MIVEC, Mitsubishi released a version with Modular Displacement - its cylinder deactivation technology which helps to conserve fuel. It was only available for a few years before being dumped. | ||
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| + | Mitsubishi also built a less impressive version of the engine, with SOHC and a lower 9.5:1 compression ratio. It was the only version of the 4G92 available in the Australian market and was used in the [[6g_Lancer|CC Lancer]] where it produced 77kW at 6000 rpm and 134 Nm at 4500 rpm. In the Japanese market Libero it produced 81 kW at 6000 rpm and 142 Nm at 4500 rpm. | ||
==4G93== | ==4G93== | ||
