The YNF17731 Cylinder Head Gasket (OEM No. 31A01-33300) is a precision-manufactured sealing component designed for Mitsubishi S4L and S4 diesel engines. Engineered to provide reliable sealing between the cylinder head and engine block, this gasket ensures proper compression, prevents coolant and oil leakage, and maintains stable engine performance. Manufactured from high-quality gasket materials with excellent heat and pressure resistance, it is suitable for both engine repair and overhaul applications.

• Part No.: YNF17731

• OEM reference: 31A01-33300

• Compatible with Mitsubishi S4L / S4 diesel engines

• High-quality gasket material with excellent sealing performance

• Resistant to high temperature and pressure

• Prevents oil, coolant, and combustion gas leakage

• OEM-equivalent design for accurate fit and easy installation

• Mitsubishi S4L / S4 diesel engine repair and maintenance

• Cylinder head overhaul and engine rebuilding

• Excavators, forklifts, generators, and industrial equipment using S4L engines

• Engine model and part number compatibility verification

• Technical support for installation and torque sequence guidance

• Supply of complete engine gasket sets and overhaul kits

• One-stop sourcing for S4L engine spare parts

• Individually packed with protective inner packaging

• Moisture-proof and deformation-resistant packing

• Export-grade cartons for international shipping

• Suitable for express, air, or sea transportation

Q: How can I confirm this gasket fits my engine?
A: Please provide your engine model, serial number, or photos of the original gasket, and we will confirm compatibility.

Q: Is this gasket suitable for engine overhaul?
A: Yes, it is designed for both routine repair and full engine rebuilding.

Q: Does this gasket withstand high engine temperatures?
A: Yes, it is made from heat-resistant materials suitable for diesel engine operating conditions.

Q: Do you supply other S4L engine gaskets?
A: Yes, we offer full gasket sets, including head gaskets, valve cover gaskets, oil pan gaskets, and complete overhaul kits.