Don't let a blown gearcase keep you off the water. This Premium Aftermarket Replacement for Johnson/Evinrude V4 outboards delivers reliable power with a robust 4-1/8" bullet diameter and high-flow external water screens for optimal cooling.

  • Coastal Cruising: Engineered for consistent saltwater durability and corrosion resistance.

  • Freshwater Fishing: Perfect for reliable lake and river navigation.

  • Repower Projects: Seamlessly restores performance to late-model 1995-2012 outboards.

  • Brand: SEI
  • Part Number: SE305 (90-305-A)
  • Cross-Reference/OEM: Premium Aftermarket Replacement for Johnson/Evinrude
  • Engine Compatibility: Johnson / Evinrude V4
  • Year Range: 1995–2012
  • Gear Ratio: 2.0:1
  • Physical Specs: 4-1/8" Bullet Diameter, Flat Rear Cavitation Plate, External Water Screens
  • Engine Fitment: Later model Johnson/Evinrude V4 outboards (1995–2012) with a flat rear cavitation plate.
  • Horsepower Range: Designed for 75HP, 90HP, 100HP, 115HP, and 130HP motors.
  • Driveshaft Alert: Does NOT include the upper driveshaft. You must use the newer style stubshaft with a clip. If your old unit has a one-piece shaft, an upper driveshaft upgrade is required.
  • 2007 & Newer Alert: For 2007+ 115HP and 130HP motors, you must remove the two OEM clips on the driveshaft before installing your shaft into this new unit.
  • Missing Components: This unit ships without a water pump kit or shift shaft (you will need to reuse and adjust your old shift shaft).

Mariners Warehouse vs Others

Built to match OEM standards while delivering reliable performance and peace of mind.

Features

Mariners Warehouse

Others

Performance ✔️
Warranty Support Reliable warranty Limited or unclear warranty terms
Customer Trust Trusted by thousands of marine customers Unverified buyer trust
Pre-tested before shipping for reliability ✔️
OEM performance standards ✔️
Simple return process ✔️

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