2007 Johnson 2 HP 4-Stroke Service Manual, Page 74Get this manual
POWERHEAD SPECIFICATIONS
SPECIFICATIONS
Item Unit CYLINDER HEADCAMSHAFT
Cylinder head distortion Cam height IN, EX Rocker arm shaft hole diameter Rocker arm shaft outside diameter Valve diameter Valve clearance (Cold engine condition) Valve seat angle Valve guide to valve stem clearance Valve guide inside diameter Valve stem outside diameter Valve stem deflection Valve stem runout IN EX IN EX IN EX STD mm (in) 3.990 4.005 (0.1571 0.1577) STD mm (in) 4.015 4.027 (0.1581 0.1585) Limit STD Limit mm (in) mm (in) mm (in) 0.05 (0.002) 28.480 28.680 (1.1213 1.1291) 28.180 (1.1094)
Data 2.5 HP