1993 Johnson Evinrude "ET" 9.9 thru 30 Service Manual, P/N 508282, Page 55Get this manual
Checking Propeller Hub Slippage All Models The propeller torque fixture is used to detect slippage between the propeller and hub1There are two sets of holes for mounting the propeller stops to the base and bushing assemblyThe inner hole pattern is used for current outboard models through the 30 modelsInstall the propeller stops in the inner hole pattern
rv 2Splinedinshafts, 9.9-15, 28SPL, 25RW -stub arbor and insert Install stub arbor into bushing basePlace propeller on