Mitsubishi 6G7 Engine Series 1990 Service Manual (P/N PWEE9615)

• Official Chrysler Motors / Mitsubishi publication PWEE9615 (December 1996)
• Covers the 1990 Dodge Ram 50, Colt Vista, and Colt Wagon
• Documents the 1.8L, 2.0L, and 2.4L 4-cylinder and 6G7 engine series
• Contains 23 torque-specification tables, 22 exploded-view diagrams, and 3 distinct cylinder-head bolt-tightening sequences
• Serves as the authoritative engine overhaul reference for clearances, torques, and assembly sequences on these 1990-era powerplants

Engine Overhaul Breakdown

This factory manual details the internal configuration of specific Chrysler and Mitsubishi powerplants. It segments the engine into core systems. You get an in-depth look at the cylinder head, intake and exhaust manifolds, timing belt system, and crankshaft assemblies. Professional-grade sections outline the exact tolerances needed for the oil pump, pistons, connecting rods, and rocker arms across each displacement variant. Because parts matching is critical on these 90s blocks, the material highlights VIN decoding and engine-specific markings to prevent incorrect component pairing.

Precision Reference Values

Rebuilding a block requires exact numbers. This guide provides the critical torque specifications for the 1.8L, 2.0L, and 2.4L variants to secure main bearing caps and cylinder heads correctly. It also documents precise fluid capacities. For example, 4WD 2.4L models take 5.5 quarts of oil, while the 2WD versions need exactly 4.5 quarts. Standard main bearing oil clearances are listed at 0.0008–0.0020 inches. Timing mark alignments and bolt-tightening sequences are clearly mapped out via detailed diagrams. Always cross-reference these specifications with standard shop safety protocols and current OEM service bulletins prior to beginning any physical teardown or assembly.