Cylinder Head Gasket – Fits Suzuki DF4/DF5/DF6 Outboards (Replaces 11141-91JL0, 11141-91J02)
Cylinder Head Gasket – Fits Suzuki DF4/DF5/DF6 Outboards (Replaces 11141-91JL0, 11141-91J02) is backordered and will ship as soon as it is back in stock.
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Delivery and Shipping
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Cylinder Head Gasket – Fits Suzuki DF4/DF5/DF6 Outboards (Replaces ...
Product Details
This Cylinder Head Gasket – Fits Suzuki DF4/DF5/DF6 Outboards (Replaces 11141-91JL0, 11141-91J02) is engineered for Suzuki 4–6 HP, 4-Stroke outboard engines manufactured between 2002 and 2015. It creates a critical seal between the cylinder head and the cylinder block, ensuring proper engine compression and coolant circulation.
This part is a direct interchange for Suzuki 11141-91JL0, Suzuki 11141-91J02, and OMC/Johnson/Evinrude 5033342.
- Installs as a direct OEM-equivalent replacement.
- Designed for use with gasoline-powered 4-stroke outboards.
- Seals the combustion chamber, coolant passages, and oil return paths.
Part Number Matrix
Use this matrix to confirm equivalent references across OEM and aftermarket.
| Brand | Part Number |
|---|---|
| Suzuki | 11141-91JL0 |
| Suzuki | 11141-91J02 |
| OMC/Johnson/Evinrude | 5033342 |
Engine & Model Compatibility
Confirm your engine model/year in the table below.
This gasket is a confirmed fit for specific 4, 5, and 6 HP Suzuki 4-Stroke outboards from 2002–2015.
While this part cross-references to OMC/Johnson/Evinrude 5033342, specific compatible models have not been verified. Please confirm fitment by checking your original part number.
| Brand | Model | Rated HP | Stroke | Years | OEM Part No. |
|---|---|---|---|---|---|
| Suzuki | DF4 | 4 | 4-Stroke | 2002–2015 | 11141-91JL0 |
| Suzuki | DF5 | 5 | 4-Stroke | 2002–2015 | 11141-91JL0 |
| Suzuki | DF6 | 6 | 4-Stroke | 2002–2015 | 11141-91JL0 |
Technical Specs
- Product Type
- Cylinder Head Gasket
- Installation
- Direct OEM replacement
- Fuel Type
- Gasoline
- Dimensions
- 21.5 cm (L) x 18.5 cm (W) x 0.5 cm (H)
- Other Technical Attributes
- For use between cylinder head and cylinder block
What’s in the Box
- 1 x Cylinder Head Gasket (11141-91JL0)
Installation Notes
- Ensure the engine is off and completely cool before beginning work. Disconnect the battery.
- Drain the engine coolant and oil to prevent spills and contamination.
- Remove the cylinder head cover, intake/exhaust manifolds, and any other components obstructing access to the head bolts.
- Loosen and remove the cylinder head bolts in the sequence specified by your engine's service manual to prevent warping.
- Carefully lift the cylinder head off the block. Remove the old gasket.
- Thoroughly clean both the cylinder head and engine block mating surfaces. Remove all old gasket material and carbon deposits.
- Position the new gasket correctly, ensuring it aligns with all bolt holes and passages. Do not use sealant unless specified by the manufacturer.
- Carefully place the cylinder head back onto the block.
- Install and tighten the head bolts in the correct sequence and to the manufacturer's specified torque values.
- Reassemble all previously removed components, refill the engine with new oil and coolant, and reconnect the battery.
- Start the engine and check for any leaks (oil or coolant) around the gasket area.
Troubleshooting & FAQ
How do I know if this gasket fits my Suzuki engine?
This gasket is specifically for Suzuki DF4, DF5, and DF6 4-Stroke models manufactured between 2002 and 2015. Always verify your engine's part catalog or original part matches the part numbers 11141-91JL0 or 11141-91J02.
What are common signs of a failed cylinder head gasket?
Common symptoms include engine overheating, a noticeable loss of power or compression, milky or frothy engine oil (indicating coolant contamination), and white smoke from the exhaust.
Can I reuse my old cylinder head gasket?
No. Cylinder head gaskets are designed for one-time use only. They are crush-style gaskets that deform to create a perfect seal. Reusing one will almost certainly result in leaks and improper sealing.
What is the main difference between this aftermarket part and an OEM one?
This is an aftermarket part designed to meet or exceed original equipment manufacturer (OEM) specifications. It provides comparable performance and material quality, often at a more accessible price point.
Should I use sealant when installing this gasket?
Most modern head gaskets are designed to be installed dry. Applying sealant can interfere with the seal. Always consult your engine’s official service manual for the most accurate, model-specific instructions.
When should a cylinder head gasket be replaced?
A cylinder head gasket is not a regular maintenance item. It should only be replaced when it has failed or during a major engine overhaul that requires removing the cylinder head.
OEM vs. Aftermarket?
This listing is an aftermarket replacement (not OEM). Built to OEM-level specifications with comparable materials. Manufactured in an ISO 9002 facility, batch-inspected for consistency.
Shipping speed & cost
We ship worldwide quickly—typical transit 5–15 days. Standard shipping is free; expedited options appear at checkout where available.
Warranty & returns
Covered by a 1-year warranty against manufacturing defects under normal use. If issues arise, contact support with your order details. Returns are accepted within our standard window (unused & in original condition). See our policy page or reach out for instructions.
Safety & Important Info
- Verify images/specifications vs your original part. If anything differs—even if your model appears compatible—do not purchase.
- This is an aftermarket replacement, not an OEM component.
- Professional installation is recommended for safety and performance.
About Sea Sierra
- Pro-Grade Standards — We supply marine parts engineered to OEM-level tolerances and tested for real-world conditions.
- Fast Global Fulfillment — Free standard delivery to most regions in 5–15 days.
- Manufacturer-Direct Value — Fair pricing without compromising on materials or QC.
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