Camshaft/Camshaft 5. Apply clean engine oil on camshaft parts before assembly. 6. Install flyballs in flyball spacer (A) notches. M36310 -UN-29JAN90 M98,2025K,25 -19-09OCT85 8. Install thrust washer. M36306 -UN-29JAN90 M98,2025K,27 -19-09OCT85 CTM2 (19APR90) 25-12 16, 18, 20 & 24HP Onan Engines AllTractorManuals.com 130495 7. Install cup (A), hub (B), and fasten with snap ring. -UN-29JAN90 M36318 M98,2025K,26 -19-09OCT85 25 12