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SEI Marine Products

SE421 Installation Kit Fits Yamaha SE421 Installation Kit
Your Price:
$67.99

SE421 Installation Kit Fits Yamaha SE421 Installation Kit

602-90-421-03K

SE421 Installation Kit


SE422 (Replaces some F250)
Your Price:
$1,395.00

CALL TO ORDER

SE422 (Replaces some F250)

602-90-422

Counter Rotation only. Replaces LF250 lower units with dual water intakes. Also replaces early LF250 lower units with side water intakes. This unit has the watercooled bearing carrier. It is painted black but you can paint it to match your engine.


SE428 1.81:1 Ratio / 25" Shaft / 2 Stroke V6 / Counter Rotation
Your Price:
$1,395.00

CALL TO ORDER

SE428 1.81:1 Ratio / 25" Shaft / 2 Stroke V6 / Counter Rotation

602-90-428-A25

The 90-428-A25 is a Counter Rotation (Left Hand Rotation) Gear Case. This gear case replaces most Yamaha 2 Stroke V6 3.1 and 3.2 Liter (225HP / 250HP) Engines with 1.81:1 Gear Ratio and 25 Inch Drive Shaft. For Counter Rotation 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
SE-428-1-81-25 Counter Rotation 60W-45300-20-8D


SE428 1.81:1 Ratio / 30" Shaft / 2 Stroke V6 / Counter Rotation
Your Price:
$1,395.00

CALL TO ORDER

SE428 1.81:1 Ratio / 30" Shaft / 2 Stroke V6 / Counter Rotation

602-90-428-A30

The 90-428-A30 is a Counter Rotation (Left Hand Rotation) Gear Case This gear case replaces most Yamaha 2 Stroke V6 3.1 and 3.2 Liter (200HP/225HP/ and some 250HP) Engines with 1.81:1 Gear Ratio and 30 Inch Drive Shaft. For Counter Rotation 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
SE-428-1-81-30 Counter Rotation 60W-45300-30-8D


SE428 2.0:1 Ratio / 25" Shaft / Four Stroke V6 /Counter Rotation
Your Price:
$1,395.00

CALL TO ORDER

SE428 2.0:1 Ratio / 25" Shaft / Four Stroke V6 /Counter Rotation

602-90-428-B25F

The 90-428-B25F is a Counter Rotation (Left Hand Rotation) Gear Case. This gear case replaces most Yamaha Four Stroke V6 200HP - 225HP Engines with 2.0: 1 Gear Ratio and 25 Inch Drive Shaft. For Counter Rotation 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.
SE-428-2-0-25 Counter 4 Stroke 69K-45300-21-8D


SE428 2.0:1 Ratio / 30" Shaft / Four Stroke V6 /Counter Rotation
Your Price:
$1,395.00

CALL TO ORDER

SE428 2.0:1 Ratio / 30" Shaft / Four Stroke V6 /Counter Rotation

602-90-428-B30F

The 90-428-B30F is a Counter Rotation (Left Hand Rotation) Gear Case. This gear case replaces the gear case on most Yamaha Four Stroke V6 225 HP Engines with 2.0: 1 Gear Ratio and 30 Inch Drive Shaft. For Counter Rotation 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.
SE4-28-2-0-30 Counter 69K-45300-31-8D 4 Stroke


SE429 (Replaces some LF250 C.R.)
Your Price:
$1,645.00

CALL TO ORDER

SE429 (Replaces some LF250 C.R.)

602-90-429

Counter Rotation only. Replaces LF250 lower units with dual water intakes. Also replaces early LF250 lower units with side water intakes. This unit has the watercooled bearing carrier. It is painted black but you can paint it to match your engine.


SEAL & BEARING KIT Fits Yamaha Repair Kit 93-416-700K
Your Price:
$146.99

SEAL & BEARING KIT Fits Yamaha Repair Kit 93-416-700K

602-93-416-700K

Includes all seals, o'rings and bearings for the lower unit.

Fits most Yamaha 2.6 liter (90 degree) engines.
1984 to present.
Standard rotation only.
Not for use with low water pick up gearcase.
Not for use with dual propeller gearcase.

SEAL & BEARING KIT Fits Yamaha Repair Kit 93-416-700K


Seal Carrier
Your Price:
$43.99

Seal Carrier

602-96-263-10K

Replaces OE# 46-821307A2


Seal Damper
Your Price:
$8.99

Seal Damper

602-94-416-08

Replaces OE# 688-45375-00-00


Seal Fits OMC Seal 0332583
Your Price:
$1.52

Seal Fits OMC Seal 0332583

602-95-304-51

Replaces OE# 332583


Seal Kit (For Alpha I, Gen II and Bravo Cylinders)
Your Price:
$52.99

Seal Kit (For Alpha I, Gen II and Bravo Cylinders)

602-9B-104-30

Replaces OE# 25-87400A2


Seal Kit, Cobra 400 Series
Your Price:
$29.99

Seal Kit, Cobra 400 Series

602-95-107-11K

Replaces OE# 985612


Seal Kit, Cobra 800 Series
Your Price:
$52.99

Seal Kit, Cobra 800 Series

602-95-109-11K

Replaces OE# 439967


Seal Kit, Stringer V4 Case (400)
Your Price:
$47.99

Seal Kit, Stringer V4 Case (400)

602-95-104-11K

Replaces OE# 982947


Seal Kit, Stringer V6 Case (800)
Your Price:
$48.99

Seal Kit, Stringer V6 Case (800)

602-95-105-11K

Replaces OE# 982946


Seal Plate Kit
Your Price:
$8.79

Seal Plate Kit

602-94-263-08

Replaces OE# 818226A 1


Seal Replaces OE#  12077
Your Price:
$0.83

Seal Replaces OE# 12077

602-9F-116-21

Replaces OE# 12077


Seal Replaces OE#  12708
Your Price:
$7.69

Seal Replaces OE# 12708

602-95-121-06

Replaces OE# 12708


Seal Replaces OE#  25-30526
Your Price:
$1.55

Seal Replaces OE# 25-30526

602-94-260-02A

Replaces OE# 25-30526


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