GF40 Engine Connecting Rod - OS49405000 (O.S. Engine)  [OS49405000]

Replacement rod details for GF40

The O.S. Engine OS49405000 connecting rod is identified as the replacement component for GF40-class engines, supplied to restore the internal linkage between piston and crankshaft. This summary focuses on fit and service considerations and avoids adding unverified measurements.

Compatibility is defined by the GF40 designation in the product title. When replacing the connecting rod, check crankpin and piston clearances in the engine service manual and inspect contact surfaces for wear prior to reassembly. Use specified torque values and replace gaskets as required.

In tuning workflows, a correctly installed connecting rod maintains consistent stroke transfer and reduces variance that can affect idle stability and throttle response. Include rod inspection and end-play checks in scheduled maintenance intervals.

For builders servicing GF40 engines, this connecting rod restores factory linkage alignment and supports dependable engine operation when installed according to service guidance.