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90-306-B - SE306 Lower Unit Johnson Evinrude V-6, 1.83 to 1

SEI Marine 90-306-B - SE306 Lower Unit Johnson Evinrude V-6, 1.83 to 1SEI Marine 90-306-B - SE306 Lower Unit Johnson Evinrude V-6, 1.83 to 1

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$1,095.00

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FULL WARRANTY

Part Number
90-306-B

Manufacturer
SEI Marine

Replaces OEM 5005401.

See Recommended Installation Components below.

90-306-B - SE306 Lower Unit Johnson Evinrude V-6, 1.83 to 1

SE 306 Replaces Johnson / Evinrude V6 w/ 1.83:1 Standard Ratio. High Altitude Ratio not available.

  • Part Number : 90-306-B
  • Engine Type : Johnson Evinrude V6
  • Gear Ratio : 1.86:1 / 1.83:1
  • Prop Rotation : RH
  • Bullet Diameter : 4 3/4”

Does not fit units older than 1978.

The Bullet diameter is 4-3/4 inches. Will not replace Magnum or Lightning cases. Uses the Ocean Pro style water intakes Does not  include Upper driveshaft. If your old unit has a one piece shaft you will need to purchase an upper driveshaft. We use the newer style stubshaft with a clip. If your upper shaft is not the newer style you will need to replace it. Our unit does not include a Water Pump. Our unit does not include the shift shaft. You will need to install your old one and adjust it. You will need to use a 1991 or newer prop thrust washer. You may paint the unit to match your Outboard.

The paint color for all lower units is transitioning to black as inventory becomes depleted. Therefore, color may vary depending on product availability at time of order.

Warranty (PDF)
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SEI Marine 90-306-b - Se306 Lower Unit Johnson Evinrude V-6, 1.83 To 1 is equivalent to parts:

  • 5009308 Evinrude Johnson OMC BRP
  • 5005401 Evinrude Johnson OMC BRP
SEI is the largest manufacturer of aftermarket sterndrives and outboard lower units in the world. Every SEI complete gearcase and outdrive carries a 3-Year No-Fault Warranty.

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