Chrysler 100, 115 and 140 HP Outboard Motors Service Manual, OB 3439, Page 127Get this manual
NOTE Cylinders should be within 10 P.S.Iof each otherIf greater variation occurs, the cylinder head should be removed and an inspection made to find the problem (failed head gasket, scored cylinderetc
Stator leads do not have to be removed3Disconnect terminal block bracket by removing three (3) screws securing bracket to power head 4Remove starter Section 45Remove starter relay Section 4
Sometimes simply tightening the head bolts to the proper torque will cure leaky head gasket
Two (2) smaller hex nuts securing starter relay leads do not have to be removed 6Remove ground cable from block7Disconnect voltage regulator by removing three (3) screws securing regulator to power head
GOOD COMPRESSION RANGE (100 H.P
Leads do not have to be removed8Disconnect choke solenoid by removing green lead wire
Figure 4Compression Range(100 H.P