Chrysler 75 and 85 HP Outboards Service Manual OB 3646, Page 21Get this manual
ENGINE SPECIFICATIONS 75 H.PB.I.AH.PI.S.0Power Recommended Operating Range Idle RPM in Gear Test Wheel Engine Type Firing Order
75 4750 RPM 53 KW 4750 RPM
Bore and Stroke Displacement Compression
3.3125 2.80 (84 .1 71.1 mm) 72.39 cu in (1186 cc) 145-165 PSI (10.2-11 .6kg cm2) L20V.S.A; QUL77VCanada
4400-5100 RPM
Spark Plug Spark Plug Gap Point Gap Timing Wide Open Throttle
750 RPM TA 8999 (4850 RPM wl plugs) cyclecylinder 1, 2, 3
Not Adjustable Breakerless
85 H.PB.I.AH.PI.S.0Power Recommended Operating Range Idle RPM in Gear Test Wheel Engine Type Firing Order
85 5000 RPM 60 .1 KW 5000 RPM
Bore and Stroke Displacement Compression
3.3125 2.80 (84 .1 71 .1 mm) 72.39 cuin(1186 cc) 145- 165 PSI (10.2-11 .6kg cm 2) L20VU.S.A; QUL77VCanada