Cummins/Onan — Connecting Rod - Remove And Install
Repair & overhaul
From a Cummins/Onan service manual — check it applies to your exact model before use.
Applies to: Cummins/Onan MDKBH
Procedure
- Disconnect and connect battery cables, engine wiring harness, fuel lines, exhaust hose, coolant hoses
- Drain and refill engine fluids
- Remove and install soundshield, starter, generator drive belt, engine coupling assembly, flywheel
- Remove and install intake resonator, fuel injection supply and return lines, governor actuator stator
- Remove and install engine assembly, exhaust manifold, valve cover and rocker assembly, cylinder head and gasket
- Remove and install oil pan and gasket, piston and connecting rod, rod bearings
- Clean and visually inspect crankshaft
- Hone cylinder (as needed)
- Torque cylinder head
- Adjust valve lash
- Test run unit
Full service-parts list: Cummins/Onan MDKBH →
Source: Cummins/Onan service manual. Steps and values are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.