SEI Marine Products

SE306 Installation Kit
Your Price:
$13.99

SE306 Installation Kit

602-90-306-03K

SE306 Installation Kit


SE308, 1.83:1 Counter Rotation (Replaces Johnson / Evinrude V6 C.R.)
Your Price:
$1,245.00

CALL TO ORDER

SE308, 1.83:1 Counter Rotation (Replaces Johnson / Evinrude V6 C.R.)

602-90-308-B

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. SE308 is a Counter Rotation Unit. Gear Ratio is 1.83:1
Fits-OMC-1-83-R-V-6-Counter-Rotation


SE305, 2:1 (Replaces Johnson / Evinrude Late Model V4)
Your Price:
$1,245.00

CALL TO ORDER

SE316, 1.85:1 (Replaces Johnson / Evinrude Magnum Units)

602-90-316-A

Replacement unit for Johnson Evinrude Magnum and Magnum 2 lower units. It is a direct replacement for the Mag II If you are replacing a Mag (the original) you will need to remove the alignment pins from the new lower unit. They are only offered in Black. Does not come with upper drive shaft, shift shaft, water pump or water intake screens. Replaces OE#'s 5007699 5009081 5009259 5007705 5009082 5009260


SE305, 2:1 (Replaces Johnson / Evinrude Late Model V4)
Your Price:
$1,445.00

CALL TO ORDER

SE318, 1.85:1 Counter Rotation(Replaces Johnson / Evinrude Magnum Units)

602-90-318-A

Replacement unit for Johnson Evinrude Magnum and Magnum 2 lower units. It is a direct replacement for the Mag II If you are replacing a Mag (the original) you will need to remove the alignment pins from the new lower unit. They are only offered in Black. Does not come with upper drive shaft, shift shaft, water pump or water intake screens. Replaces OE#'s 5007699 5009081 5009259 5007705 5009082 5009260


SE405 (Replaces all Yamaha V4 2-Stroke and some 4-Stroke )
Your Price:
$1,045.00

CALL TO ORDER

SE405 (Replaces all Yamaha V4 2-Stroke and some 4-Stroke )

602-90-405

Replaces all Yamaha V-4 2-Stroke Standard Rotation Lower Units.
115HP and 130 HP only
Also fits 2000-2014 F115 4 stroke Standard Rotation models
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.


SE405 2.15:1 Ratio / 20" Shaft / 4 Stroke / RH Rotation
Your Price:
$1,045.00

CALL TO ORDER

SE405 2.15:1 Ratio / 20" Shaft / 4 Stroke / RH Rotation

602-90-405-B20F

Replaces F115 Yamaha gear cases on 4-Stroke Engines with 20 inch drive shaft.
(115HP 4-Stroke Only 2000-2014 Standard Rotation)
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.


SE405 2.15:1 Ratio / 25" Shaft / 4 Stroke / RH Rotation
Your Price:
$1,045.00

CALL TO ORDER

SE405 2.15:1 Ratio / 25" Shaft / 4 Stroke / RH Rotation

602-90-405-B25F

Replaces Yamaha gear cases on 4-Stroke Engines with 25 inch drive shaft.
(F115 115hp Standard Rotation 2000-2014 only)
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

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.


SE405 2:1 Ratio / 20" Shaft / 2 Stroke / RH Rotation
Your Price:
$1,045.00

CALL TO ORDER

SE405 2:1 Ratio / 20" Shaft / 2 Stroke / RH Rotation

602-90-405-A20

Replaces Yamaha gear cases on V-4 2-Stroke Engines with 20 inch drive shaft.
(115HP and 130 HP only)
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

Will not work on any 4-Stroke Engine applications.


SE405 2:1 Ratio / 25" Shaft / 2 Stroke / RH Rotation
Your Price:
$1,045.00

CALL TO ORDER

SE405 2:1 Ratio / 25" Shaft / 2 Stroke / RH Rotation

602-90-405-A25

Replaces the gear case on most Yamaha V-4 2-Stroke with 25 inch drive shaft.
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.


SE405 Anode Kit
Your Price:
$24.99

SE405 Anode Kit

602-90-405-05K

SE405 Anode Kit


SE416 (Replace some Yamaha V6 2 & 4 Stroke)
Your Price:
$1,045.00

CALL TO ORDER

SE416 (Replace some Yamaha V6 2 & 4 Stroke)

602-90-416

Replaces most Yamaha 90 Degree V6 2-Stroke and some inline 4 cylinder 4-Stroke engines

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.


SE416 1.86:1 Ratio / 20" Shaft / 2 Stroke / RH Rotation
Your Price:
$1,045.00

CALL TO ORDER

SE416 1.86:1 Ratio / 20" Shaft / 2 Stroke / RH Rotation

602-90-416-A20

Replaces the gear case on most Yamaha 90 Degree V6 2.6 Liter
2-Stroke Engines with 20 inch drive shaft.


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.


SE416 1.86:1 Ratio / 25" Shaft / 2 Stroke / RH Rotation
Your Price:
$1,045.00

CALL TO ORDER

SE416 1.86:1 Ratio / 25" Shaft / 2 Stroke / RH Rotation

602-90-416-A25

Replaces gear case on most Yamaha 90 Degree V6 2.6 Liter 2-Stroke Engines.
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.


SE416 2:1 Ratio / 20" Shaft / 2 Stroke / RH Rotation
Your Price:
$1,045.00

CALL TO ORDER

SE416 2:1 Ratio / 20" Shaft / 2 Stroke / RH Rotation

602-90-416-B20

Replaces most Yamaha 90 Degree V6 2.6 Liter 2-Stroke engines
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.


SE416 2:1 Ratio / 20" Shaft / Four Stroke / RH Rotation
Your Price:
$1,045.00

CALL TO ORDER

SE416 2:1 Ratio / 20" Shaft / Four Stroke / RH Rotation

602-90-416-B20F

Replaces most Yamaha 4-Stroke 150HP engines with a 20"" drive shaft.
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.


SE416 2:1 Ratio / 25" Shaft / Four Stroke / RH Rotation
Your Price:
$1,045.00

CALL TO ORDER

SE416 2:1 Ratio / 25" Shaft / Four Stroke / RH Rotation

602-90-416-B25F

Replaces most Yamaha 4-Stroke 150HP engines with 25" drive shaft. 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.


SE416 Anode Kit
Your Price:
$24.99

SE416 Anode Kit

602-90-416-05K

Anode for SE416


SE418 C.R. (Replaces some Yamaha V6 2 & 4 Stroke)
Your Price:
$1,245.00

CALL TO ORDER

SE418 C.R. (Replaces some Yamaha V6 2 & 4 Stroke)

602-90-418

Replaces most Yamaha 90 Degree V6 2-Stroke engines with a 1.86 Gear Ratio.

For Counter Rotation applications only (do not use for Standard Rotation).

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


SE418 Counter Rotation Yamaha 4 Stroke 150 HP
Your Price:
$1,245.00

CALL TO ORDER

SE418 Counter Rotation Yamaha 4 Stroke 150 HP

602-90-418-B25F

This SE418 (90-418-B25F) is a Counter Rotation Gear Case. This is a Counter Rotation Gear Case replacement for the Yamaha FOUR Stroke 150HP Engine with a 1.86 Gear Ratio and a 25" Drive Shaft. 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.
Fits Yamaha SE418-2-0 Counter Rotation 4 Stroke.


SE418, 1.86:1, 25'' Counter Rotation Yamaha 2 Stroke V6 2.6 Liter Engine
Your Price:
$1,245.00

CALL TO ORDER

SE418, 1.86:1, 25'' Counter Rotation Yamaha 2 Stroke V6 2.6 Liter Engine

602-90-418-A25

This SE418 (90-418-A25) is a Counter Rotation Gear Case. This is a Counter Rotation Gear Case replacement for the Yamaha 2 Stroke V6 2.6 Liter Engine with a 1.86 Gear Ratio a 25" Drive Shaft and a Counter (Left Hand)Rotation. 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
Fits-Yamaha-SE418-1-86-Counter-64H-45300-22-8D