1987 Johnson/Evinrude CU Outboards 35A thru 55 Service Manual, Page 118Get this manual
FUEL SVI
ENGINE WILL NOT START STARTS, WILL NOT IDLE WilL: NOT IDLE SLOWLY SPITS AT IDLE, LEAN ,ENGINE RICH AT IDLE
SURGES AT HIGH SPEED RUNS RICH AT HIGlt SPEED LOSS OF W.O.T RPM CARBURETOR FUEL SPITBACK REFER TO OWNER MANUAL REFER TO PAGES 2-8, 2-14, 2-24 REFER TO PAGE 2-18 REFER TO PAGE 2-26