NEXON

1.2L REVOTRON ENGINE 160 7. Place the valve spring retainer. 8. Use Special Tool to compress and assemble the valve spring lock halves. 9. Assemble the RFF along with Hydraulic Lash Adjuster from the cylinder head as shown in below figure. NOTE  To avoid damage to valve tips, do not rotate the camshaft. 10. Repeat the procedure for exhaust port, noting the locations and components for each valve for proper reassembly. CAUTION  When assembling the camshaft, use care to avoid damaging the bearing surfaces of the cylinder head and the camshaft.