Features: · 100% brand new and high quality,Durable. · It could correctly replace the original quality part. Fits (For the reference): Mitsubishi S3L S3L2 S3L2-Y1 Engine Caterpillar 302.5C 303CR 303SR Excavator CAT 303CR EC25 EC30 Diggers OEM Part Number: 31B01-31044,2110861,211-0861,31B0131044 Package includes: · 1* Cylinder Head.