TIAGO TIGOR CNG - SERVICE MANUAL

1.2L REVOTRON Bi FUEL CNG ENGINE 144 4. Assemble the valve guide seal. 5. Assemble the valve spring. 6. Assemble the valve spring retainer. 7. Using Special Tool, to compress and assemble the valve spring lock halves. 8. Assemble the RRF 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. 9. 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.