BRP Johnson 4HP Service Manual page 16

GENERAL INFORMATION
*SPECIFICATIONS
Item
CYLINDER HEAD/CAMSHAFT
Cylinder head distortion
Cam height
Camshaft journal oil clearance
Camshaft holder inside diameter
Camshaft journal outside diameter Upper
1-10
Unit
Limit mm (in)
IN STD mm (in)
Limit mm (in)
EX STD mm (in)
Limit mm (in)
Upper STD mm (in)
Limit mm (in)
Lower STD mm (in)
Limit mm (in)
Upper STD mm (in)
Lower STD mm (in)
STD mm (in)
Lower STD mm (in)
Data
4 HP 5 HP
0.05 (0.002)
32.401 – 32.461 (1.2756 – 1.2780)
32.101 (1.2638)
32.538 – 32.598 (1.2810 – 1.2834)
32.238 (1.2692)
0.016 – 0.062 (0.0006 – 0.0024)
0.150 (0.0059)
0.016 – 0.052 (0.0006 – 0.0020)
0.150 (0.0059)
15.000 – 15.028 (0.5906 – 0.5917)
16.000 – 16.018 (0.6299 – 0.6306)
14.966 – 14.984 (0.5892 – 0.5899)
15.966 – 15.984 (0.6286 – 0.6293)
6 HP