service manual Р а г ! No 392069 4 MODELS * 8 E4WCI E4BRCI E4BRLCI J4WCI J4BRCI J4BRLCI OUTBOARD MARIN E C ORPORATION 1980 INTRODUCTION GENERAL SERVICE INFORMATION FUEL SYSTEM I G N I Т I O N SYSTEM POWERHEAD LOWER U N I Т MANUAL STARTER LITHO U . SA Download this Manual SPECIFICATIONS Models J4WC I & E4WC I Weedless gearcase, POWEAHEAD standard length J4BRC I & Е 4 В А С I standard gearcase, standard length J4BRLC I & E4BRLC I standard gearcase, long shaft "Horsepower 4 hp (2 .8 kW) at 4500 г р т ( В I А - certified Full throttle 4000 to 5000 г р т operating range Test tank г р т with test wheel Idle г р т Engine type В о г е and stroke Piston displacement 3800 г р т Part No . 310621 for \'Jeedless 4550 г р т Part No. 317738 for Standard 600 г р т 2·cylinder, 2 stroke cycle alternate firing 1.5625" (39.69 т т ) Ь о г е х 1. 375" (34 . 93 т т ) stroke 5. 28 cubic inches (87 с т 3 ) Pi ston ring sets (2 р е г set) standard Part Number 383920 0.030 " oversize Part Number 384312 Width of ring Piston assembIy standard 0.030 " oversize Crankshaft size top journal center journal bottom journal Crank pin size 0. 0625 - 0. 0615 in (1 588 -1 . 562 т т ) Part Number 388726 Part Number 388728 0.751 - 0.7505 in. (19. 075 - 19. 063 т т ) 0.6690 - 0.6685 in. (16 . 993 - 16.980 т т ) 0.7502 - 0. 7498 in (19. 055 - 19.045 т т ) 0.6700 - 0. 6695 (17. 018 -17 005 т т ) FUEL SYSTEM Carburetion Float level setting +High speed orifice Inlet needle seat Fuel tank capaci ty Single barrel float feed , with fixed high and adjustabIe low- speed jet, manual choke Between steps о п gage 324891 Part No 318823 Size 0.031" (0.79 т т ) 0.063 -0 060 (1.60 -1 . 52 т т ) Use а 1/16 drill as gage. 1.5 quarts (1.4 litres) LOWEA UNIT Cooling system Combination positive displacement and centrifugal pump. Propeller gear ratio 17 : 28 Weedless 12 : 25 Standard Prope ll er drive pin Р а п Number 316558 Propeller Standard - 7-1/2" dia х 7" pitch, Propeller 3 bIade plastic Weedless - 6-1/4" dia х 6 " pitch, 2 bIade plastic MISCELLANEOUS Speed control Single lever, synchronized throttle and spark Weight Weedless - 38 .0 Ibs . (17.2 kg) Standard - 39 .0 Ibs . (18.3 kg) Starter Automatic rewind - nylon г о р е IGNITION SYSTEM Ignition Flywheel magneto Spark plug Champion L7J - 14 т т Spark plug gap 0.030 inch Spark plug torque 17-1/2 - 20 - 1/2 foot-pounds Breaker point gap 0. 020 inch COIL TEST SPECIFICATIONS Stevens Tester Model ST-75 Normal Polarity (Switch Setting Standard) Stevens Tester Model No. М А -75 о г 80 2.2 Switch Index Adjustment В 22 Merc-O -Tronic Primary Secondary Operating Resistance Continuity Amperage Min М а х Min М а х 1.6 .5 .7 35 45 Graham Tester Model 51 М а х Maximum Maximum Coil Minimum Gap Secondary Primary Index Coil Test Index 5500 1.2 75 33 75 " Horsepower estabIished at sea level . Allow 2% reduction р е г 1000' (300 т ) above sea level. +Orifice part number and size а г е subject to change due to atmospheric conditions, manufacturing changes, and other conditions beyond our control . Check with current р а п catalogs о г Service Bulletins before making а п у jet changes. 2-2 E , J4 Download this Manual LUBRICATION POINTS Е , Н Figure 2-1 . Shift Lever and Carburetor Linkage Figure 2-2. С а m Follower, Carburetor Linkage, and Choke Rod 2-5 Figure 2-3. Steering Handle Pivot, Detent, and Clamp Screws 1. Oil level 2. Oil drain/ fill Figure 2-4. Standard Gearcase 1.0il level 2. Oil drain/fill Figure 2-5. Weedless Gearcase 9107 5 8 ' 0060 81090 Download this Manual