The 6G7x series is a V6 piston engine from Mitsubishi Motors. Three displacement variants have been produced with both SOHC and DOHC. MIVEC variable valve timing was also fitted. Modern versions feature a one-piece cast crankshaft and cast aluminum intake manifold.
6G72
The 6G72 is a 3.0 L (2972 cc) engine. Bore is 91.1 mm and stroke is 76 mm. SOHC 12-valve, SOHC 24-valve, and DOHC 24-valve versions have been produced.
The latest version is used in the Eclipse and Galant. Output in 2004 is 210 hp (157 kW) at 5500 RPM with 205 ft·lbf (278 N·m) of torque at 4000 RPM. It has an cast iron engine block and aluminum SOHC cylinder heads. It uses MFI fuel injection, has 4 valves per cylinder with roller followers and features fracture-split forged steel connecting rods.
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6G73
The 6G73 displaces 2.5 L (2497 cc).
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6G74
The 3.5 L (3497 cc) 6G74 is a 24-valve unit available with either SOHC, DOHC, or MIVEC DOHC. Bore is 93 mm and stroke is 85.8 mm. Output is 205 hp (153 kW) at 5000 RPM with 231 ft·lbf (313 N·m) of torque at 4000 RPM. It has an cast iron engine block and aluminum SOHC cylinder heads. It uses MFI fuel injection, has 4 valves per cylinder with and features forged steel connecting rods.
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6G75
The 6G75 is a 3.8 L (3828 cc) version with 95 mm bore and 90 mm stroke. Output is 230 hp (172 kW) at 5250 RPM with 250 ft·lbf (339 N·m) of torque at 4000 RPM. It has forged steel connecting rods.
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See also
