Cylinder head with
1. Inlet and exhaust valves (MWH, COO-Germany)
2. Inlet and exhaust valve seats (COO-Finland/Germany)
3. Valve guides (COO-Germany)
4. Rotocaps (TRW, COO-Germany)
5. Valve springs (OEM, COO-Germany)
6. Indicator valve (OEM, COO-USA)
7. Water jacket (ALT, COO-EU)
COO - EU, Make - ALT