0103 121 Compatible Oil Cooler Cover — Volvo & Renault

What does an oil cooler cover do?

This engine oil cooler cover serves as a critical component within the engine cooling system, designed to enclose the oil cooler housing and hold the cooling core bundle securely in its seat. By maintaining a precise seal, it ensures that engine oil and coolant remain in separate, controlled circuits to prevent cross-contamination.

Vehicle and engine compatibility

This part is compatible with a wide range of heavy-duty engines, including Volvo D12, D13, and D16 series, as well as Renault Trucks DXi11, DXi12, and DXi13 engines. It is also fitted to Mack Granite (MP7) and Pinnacle (MP8) models, ensuring reliable performance across diverse commercial fleets.

Installation and maintenance

During installation, technicians should inspect the sealing surfaces for any irregularities and ensure that all bolt loads are applied according to manufacturer specifications. Maintaining the integrity of the transfer channels is essential for preventing pressure drops within the lubrication system.

Troubleshooting guidance

Regular inspection of the cover and its connections can help prevent premature engine wear caused by oil or coolant leaks.

OE cross-reference

0103 121 (Oil Cooler Cover) is the equivalent of the Renault Trucks and Volvo OE numbers. This part directly replaces Renault Trucks OE numbers 7421112050, 7421447018. It also replaces Volvo OE numbers 21112050, 21447015, 21447018, 8148235.