2009-2010 Suzuki DF70A DF80A DF90A Outboard Service Manual, Page 136Get this manual
1D-25 Power Unit Mechanical:
Camshaft, Tappet and shim Removal and Installation
5) Remove tappets and tappet shimsNOTE All tappets and tappet shims must be installed in their original positionsFor ease of assembly, lay out tappets and record shim thickness for each individual cylindervalve position
Removal 1) Remove the oil pumpRefer to "Oil Pump Removal and Installation" in Section 1E (Page 1E-3)2) Remove the timing chain and chain tensionerRefer to "Timing Chain, Chain Tensioner and Camshaft Sprockets Removal and Installation" (Page 1D-20)3) Remove the bolts securing camshaft housing (1) to cylinder head, then remove each camshaft housingNOTE For ease of assembly, note position of each individual camshaft housing