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Evinrude Johnson 40-300HP SHOWA Tilt Trim Seal Kit 434519

OEM Seal Kit Replaces 0434519, 0778218 & 778218
Item #: 434519  Cross Reference#: 0434519, 0778218, 434519, 778218  
Manufacturer Item: 434519
Manufacturer: OMC / Bombardier
Available: In Stock
Seal Kit, Tilt & Trim SHOWA
Johnson/Evinrude 60-225hp
1991-2006
103.01
Each
Quantity:
Quantity Price
1 103.01
434519 Seal Kit

Evinrude / Johnson OEM SHOWA Tilt & Trim Seal Kit

Evinrude Johnson 40-300HP SHOWA Tilt & Trim Seal Kit - 434519

The OEM 434519 Tilt & Trim Seal Kit is used to reseal SHOWA hydraulic power trim and tilt assemblies found on a very wide range of Johnson, Evinrude, OMC, and BRP outboards.

Verified applications extend from select 40HP through 300HP outboards and include conventional carbureted models, Ficht / FFI engines, Direct Injection and E-TEC families, 3.3L and 3.4L V6 engines, and later Evinrude G2 2.7L V6 applications.

Compatible Applications

Engine Family Verified Application Range
Johnson / Evinrude 40-90HP Select 40, 50, 60, 65, 70, 75, 88, and 90HP outboards using the SHOWA trim / tilt assembly and one of the listed OEM seal kit numbers.
Johnson / Evinrude 100-140HP Select 100, 105, 115, 120, 125, 130, 135, and 140HP applications, including conventional, commercial, jet, Ficht / FFI, and later direct-injection configurations.
Johnson / Evinrude 150-185HP Extensive 150, 175, and 185HP applications including standard, counter-rotation, commercial, military, Ficht / FFI, H.O., and various shaft-length configurations.
Johnson / Evinrude 200-225HP Extensive 200 and 225HP applications including 60-degree V6, 90-degree V6 3.3L, Ficht / RAM Injection, H.O., counter-rotation, 20", 25", and 30" shaft configurations.
Evinrude 250HP Select 250HP 90-degree V6 3.3L and 3.4L applications including standard, H.O., Ficht / RAM Injection, counter-rotation, and multiple shaft-length configurations.
Evinrude 300HP Select 300HP 90-degree V6 3.4L applications in standard, counter-rotation, and multiple shaft-length configurations.
Evinrude E-TEC / Direct Injection Numerous later 90-300HP direct-injection applications represented by E-series and DE-series model families in the verified fitment list.
Evinrude G2 2.7L V6 Select G2 150HP, 175HP, and 200HP 66-degree 2.7L V6 applications, including multiple standard and counter-rotation model configurations.
Important Fitment Note:

This seal kit has an extremely broad application range, but not every Johnson or Evinrude outboard uses the same power trim and tilt assembly.

Verify your complete engine model number and confirm that your SHOWA trim / tilt unit calls for OEM seal kit 0434519, 434519, 0778218, or 778218 before ordering.

Notable Fitment Families

  • Johnson and Evinrude 40-90HP outboards
  • Johnson and Evinrude 100-140HP outboards
  • Johnson and Evinrude 150-175HP V6 outboards
  • Johnson and Evinrude 200-225HP V6 outboards
  • Select Evinrude 250HP 3.3L and 3.4L V6 models
  • Select Evinrude 300HP 3.4L V6 models
  • Ficht / FFI fuel-injected applications
  • Ficht RAM Injection applications
  • Evinrude E-TEC / direct-injection applications
  • Evinrude H.O. applications
  • Standard and counter-rotation models
  • 20", 25", and 30" shaft configurations where listed
  • Commercial and select military applications
  • Evinrude G2 150, 175, and 200HP 2.7L V6 applications

OEM & Cross Reference Numbers

Brand / Type Part Number
OMC / BRP OEM 0434519
OMC / BRP OEM 434519
OMC / BRP OEM 0778218
OMC / BRP OEM 778218

Pro Marine Replacement Available

Pro Marine 4519P SHOWA Tilt & Trim Seal Kit

Looking for a lower-cost alternative to the OEM seal kit? The Pro Marine 4519P is the Pro Marine replacement option for these SHOWA tilt and trim applications.

It is a convenient choice when rebuilding a leaking hydraulic trim / tilt unit while retaining the original SHOWA assembly.

View Pro Marine 4519P SHOWA Seal Kit

What This Part is Used For

The power trim and tilt assembly uses hydraulic pressure to raise, lower, trim, and tilt the outboard. Internal O-rings and hydraulic seals keep trim fluid contained while allowing the pistons and rods to move under pressure.

As these seals age, they can harden, flatten, tear, or become damaged. Common symptoms include hydraulic fluid leaking around the trim or tilt cylinders, the engine slowly settling down after being trimmed up, difficulty holding trim position, or fluid contamination around the hydraulic unit.

This seal kit is intended for servicing compatible SHOWA power trim and tilt assemblies. Inspect cylinder rods, gland surfaces, pistons, bores, and hydraulic fluid condition during the repair because damaged hard parts can cause a new seal to leak again.

Common Signs Your Trim & Tilt Unit Needs Service

  • Hydraulic fluid leaking around the tilt or trim cylinder rods
  • Outboard slowly drops after being trimmed or tilted up
  • Trim system will not hold the selected position
  • Visible damaged, hardened, or deteriorated rod seals
  • Repeated need to add trim / tilt fluid
  • Fluid visible around the SHOWA hydraulic assembly

Key Features and Benefits

  • Genuine OEM OMC / BRP tilt and trim seal kit
  • Designed for compatible SHOWA hydraulic trim and tilt assemblies
  • OEM part number 434519
  • Cross references 0434519, 0778218, and 778218
  • Extensive Johnson and Evinrude application coverage
  • Fits select applications from 40HP through 300HP
  • Coverage includes conventional, Ficht / FFI, E-TEC, and G2 engine families
  • Helps repair hydraulic leaks and restore trim / tilt operation
  • Pro Marine 4519P aftermarket alternative linked above

FAQ

What does OEM seal kit 434519 fit?
It fits a very large number of Johnson, Evinrude, OMC, and BRP outboards equipped with compatible SHOWA trim and tilt assemblies. Verified applications range from select 40HP models through 300HP engines.

Does this fit older Johnson and Evinrude outboards?
Yes. The verified application list includes numerous 1990s Johnson and Evinrude models, including many engines from 1991 through the late 1990s.

Does it fit Ficht engines?
Yes. Numerous Ficht / FFI and Ficht RAM Injection models are included in the verified application list.

Does this fit Evinrude E-TEC engines?
Yes. The supplied model fitment includes many later direct-injection Evinrude applications, including 3.3L and 3.4L V6 families.

Does 434519 fit Evinrude G2 engines?
Yes. The verified fitment includes select G2 150HP, 175HP, and 200HP 66-degree 2.7L V6 models.

Does this fit 250HP and 300HP Evinrude engines?
Yes. Numerous 250HP 3.3L / 3.4L and 300HP 3.4L V6 model numbers are included in the supplied fitment list.

What OEM numbers does this seal kit replace?
The known OEM references are 0434519, 434519, 0778218, and 778218.

Is there an aftermarket version?
Yes. The Pro Marine 4519P SHOWA tilt and trim seal kit is linked above.

How should I verify fitment?
Use the complete Johnson / Evinrude model number and confirm that the trim and tilt assembly calls for one of the OEM numbers listed above. Horsepower alone is not enough to identify the correct seal kit.

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Searchable Terms

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Brand

OEM or Aftermarket
OEM
Manufacturer
OMC