Johnson 40 HP 1974 Model 40E74, 40EL74, 40R74, 50RL74

Clymer - 1973-1990  EVINRUDE/JOHNSON OUTBOARD 2-40 HP SHOP SERVICE MANUAL B732

• Covers 2 - 40 HP 2-Stroke
• 1973-1990
• Outboard Shop Manual

SELOC - Johnson/Evinrude Outboards 1973-89 Repair Manual #1302

• Covers all 1.25-60 Hp, 1 and 2-cylinder, 2-stroke models.
• 1973-1989
• Repair Manual

18-3366 Sierra Impeller

 18-3379 Water Pump Repair Kit Without Housing

• The Sierra 18-3379 Water Pump Kit without Housing is interchangeable with the following: Evinrude/Johnson 0390381, 0391741. Contains the following: (1) 18-3332 Grommet, (1) 18-3352 Wear Plate, (2) 18-3354 Water Pump Gasket, (1) 18-3366 Impeller.
• Sierra Water Pump Kit without Housing
• Contains the following: (1) 18-3332 Grommet, (1) 18-3352 Wear Plate, (2) 18-3354 Water Pump Gasket, (1) 18-3366 Impeller
• Sierra part number: 18-3379
• Interchangeable with the following: Evinrude/Johnson 0390381, 0391741

386165 Impeller

1972-1985 THICKER DRIVESHAFT 17MM

If Impeller 386165 is no available, replace with complete re-designed water pump kit OMC 391741 or Sierra 18-3389.  The entire kit will be less expensive than the obsolete 386165 impellers!

390613 Water Pump Impeller Housing

18-1154 Marine Ball Bearing

25 - 40 HP Aluminum Propellers for Evinrude Johnson (Pin Drive)

• For Evinrude Johnson OMC
• 25 HP 1951-1955
• 28 HP 1962-1964
• 30 HP 1956
• 33 HP 1965-1970
• 35 HP 1957-1959
• 40 HP 1960-1976
• 40 HP Commercial  1978-1985
• Right Hand Rotation
• Hard to find on Amazon, but they have them on eBay.

Sorted by Pitch. 

Pitch is how far, in inches,  the boat would travel with 1 prop rotation (under ideal conditions).  Higher pitch = Faster, Lower Pitch = Slower and more power.

25 - 40 HP  Pin Drive Props for Evinrude Johnson

304575 Evinrude Johnson Prop Shear Pin, Propeller Drive Pin

• For Johnson Evinrude with Pin Drive Propellers
• 33 HP 1965-1970
• 35 HP 1957-1959
• 40 HP  1960-1987
•  
• Sacrificial Part Designed to Break
• Helps prevent, or at least limit damage to your motor and prop if you hit something.
• You should have a few spares.
• Don't use the wrong, or make your shear pin from the wrong material!

Other Evinrude Johnson Prop Shear Pins, and Propeller Drive Pins

Sierra International 18-5709 Marine Rectifier for Johnson/Evinrude Outboard Motor

173692 Regulator Rectifier 4 Wires for Johnson Evinrude 9.9-60 HP

18-5808 STARTER SOLENOID

18-7024 Sierra Carburetor Kit

18-7042 Siearra Carb Kit

Note: 25, 35 HP 1995-Up Except 3 Cylinder Models

18-7093 Sierra Carburetor Needle and Seat

18-7210 Sierra Carburetor Float

18-7222 Sierra Carb Kit With Float

18-7352 Fuel Pump

• Sierra Fuel Pump
• Uses Kit: 18-7821
• Meets or exceeds the original equipment quality
• Sierra part number: 18-7352
• Interchangeable with the following: Evinrude/Johnson 385781, 388268, 394543, 395713, 382354, 398387, 438556, 432451, 398338, 433387, Mallory 9-35352

18-7820 Fuel Pump Kit 

• Sierra Fuel Pump Kit
• Contains 18-0850 Fuel Pump Gasket, 18-2900 Cap to Fuel Pump Gasket
• Sierra part number: 18-7820
• Interchangeable with the following: GLM 40820, Evinrude/Johnson 393103, Mallory 9-37702

438556 Evinrude Johnson OMC BRP Replacement Fuel Pump 20-140 HP

It of often cheaper to replace the entire fuel pump than to buy a repair kit.

18-2001 Oil Seal

18-2957 Head Gasket

 Champion (5828) Stainless Steel Marine Plug Spark Plug

• Unique anti-fouling design
• Engineered to exceed OE designs
• Maximum durability
• Designed for easy starting

18-5003 Sierra Ignition Tune-UP Kit

Kit Contains:

18-5205 Condenser 581419 qty 2

18-5141 Contact Set 580148 qty 2

18-5141 Contact Set

GLM Boating GLM 70200 - Point For OMC 581207; Sierra 18-5141

You will need one for each cylinder.

18-5205 Condenser

586980 Ignition Coil

Champion 828M Spark Plug Ql77JC4

Also see:  Champion (5828) Stainless Steel Marine Plug Spark Plug

Also Fits Mercury Outboard

• 280 HP 2002 Offshore  2.5L EFI
• 280 HP 2002 Sport, SS 2.5L EFI
• 18 HP 1985-1980
• 9.8 HP 1985-1979
• 7.5 HP 1985-1979

Champion 835 Spark Plug Ul81 UL81C

• .030 Gap

Champion L77JC4 (821M) Copper Plus Small Engine Spark Plug

• .030 Gap

See Also:  Champion (5828) Stainless Steel Marine Plug Spark Plug

CAGED BEARING KIT

• GLM Part Number: 22800; Sierra Part Number: 18-1352; Mercury Part Number: 31-67445; OMC Part Number: 378252
• Metal Cage 16 NEEDLES
• 1.375 Journal Size 40C (1974-Thru) 45-60HP 2-Cyl. (1971-Thru) 3-Cyl. (All) V4 (1962-1978)

18-1378 Rod Bearing Complete

Johnson/Evinrude Rod Bearing for (18-135HP) Outboard

18-4040 Marine Needle Bearing

18-7100 O-Ring

ID: 0.245, Width: 0.155

18-7111 O-Ring

ID: 0.197, Width 0.113

18-7115 O-Ring

ID: 0.1735, Wisth: 0.135

18-7120 O-Ring

ID: 0.215, Width: 0.065

18-7164 Marine O-Ring

ID: 1.375, Width: 0.100

18-7165 O-Ring

ID: 0.500, Width: 0.065

18-0543 Oil Seal

• OD: 1.926", Shaft: 1.540", Width: 0.243"

18-2021 Marine Oil Seal for OMC

Note:  40 HP 1988 - AR, AE, AT Models Only

Size: 0.750, OD: 1.375, Width: 0.250

18-2029 Marine Oil Seal for OMC

Size: 0.687, OD: 1.250, Width: 0.250

18-4904 Starter Handle and Rope for Johnson/Evinrude

• Sierra Starter Handle and Rope Kit
• Rope size: #4.5
• Sierra part number: 18-4904