Yamaha Outboard Gearcase & Drive Parts

Sierra 18-4698 Yamaha & Mercury Drain Fill Washer Sierra high-quality engine parts are designed to meet OEM specifications. Use with 18-2374 Magnetic Drain Screw Interchangeable with: Mallory 9-60100 Mercury...

Sterndrive Engineering Yamaha V6 Outboard 2.6L Replacement Lower Unit 1.86:1, 25" Accidents happen and lower units can wear out over extended use which means at some point, a replacement outboard lower unit may be in your future.  Luckily,...

EMP 10-02686 Mercury/Yamaha Drain Fill Washer 5 Pack This washer is intended for use with Mercury & Yamaha gearcases and meets all OEM requirements. Sold as a pack of 5. Drain Fill Washer Application: For Mercury/Mariner 1-Cyl 2-5HP; 2-Cyl 6-60HP;...

Sterndrive Engineering Yamaha V6 Outboard 2.6L Replacement Lower Unit 1.86:1, 20" Replacement lower unit for most Yamaha 90 degree V6 2.6L 2-stroke engines with 20" drive shaft. SE416 1.86:1 Gear ratio 20" Drive Shaft RH Rotation Includes...

Sierra 18-0826 Yamaha Drain Screw Gasket Replaces 90430-14115-00 Sierra replacement drain screw gasket for Yamaha Outboards. Use with: 18-2371 Drain Screw Interchangeable with: Yamaha Outboard 90430-14115-00

SEI Yamaha V6 2 Stroke 1.81:1 25" Shaft Repl Lower Unit Note for purchasing: You must verify your Gear Ratio. Call for application assistance if needed, and have your engine serial number ready when calling. SE421, 1.81:1, 25"...

Sierra 18-0021 Yamaha Gear Housing Seal Kit Sierra high-quality engine parts are designed to meet OEM specifications. For use in Yamaha Outboards. Interchangeable with: Mallory 9-74502 Yamaha Outboard 688-W0001-22-00 688-W0001-21-00

Sterndrive Engineering Yamaha V6 4-Stroke Outboard Replacement Lower Unit 2:1, 20" Replacement lower unit for most Yamaha 4-Stroke 150 HP engines with a 20" drive shaft. SE416 2:1 Gear ratio 20" Drive Shaft OE# 63P-45300-05-8D RH...

Sterndrive Engineering Yamaha V6 Outboard 2.6L Replacement Lower Unit 2:1, 20" Replacement lower unit for most Yamaha 90 degree V6 2.6L 2-stroke engines with 20" drive shaft. SE416 2:1 Gear ratio 20" Drive Shaft RH Rotation Includes Sterndrive...

SEI Yamaha 76° V6 4 Stroke 25" 2:1 Repl Lower Unit Note for purchasing: You must verify your Gear Ratio. Call for application assistance if needed, and have your engine serial number ready when calling. SE421, 2:1, 25"...

Sierra 18-2082 Trim Seal Sierra replacement trim seal for Yamaha Outboards. Interchangeable with: Yamaha Outboard 64E-4384J-00-00

Sierra 18-2789 Lower Unit Seal Kit Sierra replacement lower unit seal kit for Yamaha Outboards. Kit Includes: (1) 18-0292 Wear Plate to Pump Housing Gasket (1) 18-0294 Wear Plate to Pump Base Gasket (2) 18-0297 Oil Seal (1) 18-0298 O-Ring (2)...

SEI Yamaha 2 Stroke V4 Repl Lower Unit 2:1 20" Note for purchasing: You must verify your Gear Ratio. Call for application assistance if needed, and have your engine serial number ready when calling. SE405, 2:1, 20" Driveshaft Standard...

SEI Yamaha V6 2 Stroke 1.81:1 20" Shaft Repl Lower Unit Note for purchasing: You must verify your Gear Ratio. Call for application assistance if needed, and have your engine serial number ready when calling. SE421, 1.81:1, 20"...

SEI Yamaha 90­° V6 Repl Lower Unit 2:1 25" Note for purchasing: You must verify your Gear Ratio. Call for application assistance if needed, and have your engine serial number ready when calling. SE416, 2:1, 25" Driveshaft Standard...

Sierra 18-0296 Oil Seal Sierra replacement oil seal for Yamaha and Mercury engines. I.D.: 23 mm O.D.: 1.417" or 36.25 mm Shaft Size: 0.866" Width: .236" or 6 mm Interchangeable with: Mallory 9-76411 Mercury...

Sierra 18-0587 Oil Seal for Yamaha Outboards I.D.: 24mm O.D.: 40.25 mm Width: 6 mm Interchangeable with: Mallory 9-76414 Yamaha Outboard 93101-25M03-00

Sierra 18-3709 Prop Nut Kit Sierra replacement prop nut kit for Yamaha Outboards. Fits: Yamaha 4 (1984-91), 5(1984-85) Interchangeable with: Yamaha Outboard 647-45616-02-00

Yamaha 688-45331-00-CA Housing Bearing Genuine OEM Yamaha part. Special Order Item.

Mallory 9-73610 V4 115-130hp Gear Set Replaces Yamaha 6E5-45631-01 Forward, Pinion, and Reverse Gears Fits: 115-130 V-4 1984-2006 Includes Replacements for Yamaha 6E5-45560-01, fwd 6E5-45551-02, pin 6E5-45571-01, rev   Mallory Marine Outboard...