Camshaft/Camshaft 12. If equipped, remove two screws to remove clutch adapter plate. M36313 -UN-29JAN90 M98,2025K,20 -19-09OCT85 CTM2 (19APR90) 25-9 16, 18, 20 & 24HP Onan Engines AllTractorManuals.com 130495 11. Measure camshaft lobe height. CAMSHAFT LOBE SPECIFICATIONS Item New Specification Wear Tolerance -UN-29JAN90 Lobe Height:
B43E Intake and 28.37—28.47 mm 27.99 mm Exhaust (1.117—1.121 in.) (1.102 in.) B43G, B48G 29.57—29.72 mm 29.18 mm Intake (1.164—1.170 in.) (1.149 in.) M36312 B43G, B48G 29.44—29.59 mm 29.06 mm Exhaust (1.159—1.165 in.) (1.144 in.) T260 Intake and 29.57—29.72 mm 29.18 mm Exhaust (1.164—1.170 in.) (1.149 in.) P218G Intake 29 mm (1.142 in.) 28.49 mm (1.122 in.) P218G Exhaust 29.5 mm (1.162 in.) 28.98 mm (1.141 in.) P220G Intake 29.7 mm (1.171 in.) 29.18 mm (1.149 in.) P220G Exhaust 29.5 mm (1.162 in.) 28.98 mm (1.141 in.) If lobe height is less than wear tolerance, replace camshaft. M98,2025K,19 -19-02FEB87 25 9