OMC Screw Plug 0330131

( Brand: Omc ), ( Manufacturer Part Number: 330131 ), ( Part Type: Screw Plug )

Review OMC Johnson Evinrude Screw Plug

The **OMC 330131 (Johnson Evinrude Screw Plug)** is a high-performance, precision-engineered marine component designed specifically for Evinrude outboard motors, ensuring optimal fuel system integrity and reliable operation under demanding conditions. Crafted from durable, corrosion-resistant materials, this screw plug is built to withstand the harsh marine environment, including exposure to saltwater, UV radiation, and constant mechanical stress. Its robust construction features a tight-sealing design, complete with a threaded interface that guarantees a secure, leak-proof connection when properly installed in the fuel line or tank. The plug s smooth, machined threads are engineered to minimize friction and prevent stripping, making installation and removal straightforward even after prolonged use. Ideal for both new installations and replacements, this plug is compatible with a range of Evinrude outboard models, including those from the E-TEC and E-TEC HP series, ensuring seamless integration with the motor s fuel delivery system. Whether used in recreational boats, fishing vessels, or performance watercraft, the OMC 330131 screw plug delivers dependable performance, helping to maintain fuel efficiency and prevent costly leaks that could compromise engine performance or lead to operational downtime. Its simple yet effective design underscores OMC s commitment to providing reliable, long-lasting components that enhance the functionality and longevity of marine propulsion systems.

### **Pros and Cons of buying a OMC 330131 / 0330131 Johnson Evinrude Screw Plug**

1. **Compatibility** This part is designed specifically for Johnson/Evinrude outboard motors, ensuring a proper fit and reliable sealing. It is commonly used in older models, particularly those from the 1990s to early 2000s, such as the E-TEC and older EFI engines.

2. **Cost-Effective Replacement** Compared to purchasing a new or refurbished engine, this plug is a low-cost solution for fixing a leak or damage. It is often cheaper than labor-intensive repairs or full engine replacements.

3. **Easy Installation** The screw plug is straightforward to install, requiring basic tools (socket wrench, gasket, and possibly thread sealant). Many boat owners or mechanics can replace it without professional assistance.

4. **Prevents Further Damage** If a crack or hole is present in the engine block or casing, this plug can temporarily seal the leak, preventing water ingress that could lead to more severe engine damage or failure.

5. **Availability** As a widely used part, it is relatively easy to find in stock at marine supply stores, online retailers (e.g., Amazon, West Marine, BoatUS), or through OMC-authorized dealers.

6. **Durability (When Properly Installed)** If the plug is correctly torqued and sealed, it can provide a long-term solution, especially if the underlying issue (e.g., corrosion or stress cracks) is addressed.

---

1. **Temporary Fix** While effective for minor leaks, this plug is not a permanent solution. Over time, stress, vibration, or corrosion can cause it to loosen or fail, leading to recurring leaks.

2. **Risk of Improper Installation** If not installed correctly (e.g., insufficient torque, lack of gasket or sealant), the plug may leak or strip the threads, worsening the problem. Over-tightening can also damage the engine block.

3. **Limited Lifespan** The plug itself may degrade due to exposure to saltwater, corrosion, or constant thermal cycling. In harsh conditions, it may need replacement sooner than expected.

4. **Underlying Issue May Persist** If the leak is caused by structural damage (e.g., a crack in the engine casing), the plug may only mask the problem temporarily. A more thorough repair (e.g., welding, engine replacement) may be necessary in the long run.

5. **Compatibility Concerns** While this part fits many older Johnson/Evinrude models, verifying the exact model and year is critical. Using the wrong plug can lead to leaks or damage. Always cross-reference with the engine s serial number or manual.

6. **Potential for Contamination** If the engine block or casing is contaminated with debris or old sealant before installation, the plug may not seal properly, leading to leaks.

---

The OMC 330131 / 0330131 Johnson Evinrude screw plug is a practical and affordable solution for addressing minor leaks in compatible outboard motors. It offers a quick, DIY-friendly fix that can buy you time, especially if you re unsure about the root cause of the leak or if a full engine repair is not immediately feasible. However, it is not a permanent solution and may require periodic checking or replacement.

For long-term reliability, consider addressing the underlying cause of the leak (e.g., corrosion, cracks) and consult a marine mechanic if the issue persists or if you re unsure about the plug s compatibility. If the engine is old or shows signs of extensive wear, weighing the cost of the plug against the potential need for a full engine overhaul may be wise.

- **Use this plug** if you have a confirmed leak in a compatible older Johnson/Evinrude engine, and you re confident in your ability to install it correctly. It s ideal for temporary fixes or as a stopgap measure while planning further repairs.

- **Do not rely on it long-term** without addressing the root cause of the leak. If the engine is frequently exposed to saltwater or shows signs of structural damage, consider a more permanent solution.

- **Verify compatibility** by checking your engine s model and year against OMC s documentation or consulting a mechanic to ensure you have the correct part.

- **Follow installation guidelines** carefully, including using a gasket, thread sealant, and proper torque specifications to avoid leaks or damage.

- **Monitor the plug** after installation. If leaks persist or worsen, disassemble and recheck the installation or seek professional help.

Details:

The 0330131 330131 Johnson Evinrude Screw Plug is a genuine OMC product, designed for outboard engines and boat parts. This screw plug serves as a replacement part for specific model's of Johnson Evinrude engines, ensuring proper functionality and compatibility.

part #: 330131 prices

• $9.99-$22.00

specifications ouboaen:

• for makes: Johnson, Evinrude, Omc
• brand: Omc
• mpn: 330131
• part type: Screw Plug

shipping ouboaen:

• cost: $0.00
• type: Calculated
• service: USPS Ground Advantage
• class: Standard
• transit: 5-9 Days
• carrier: USPS

returns ouboaen:

• policy: Returns Accepted
• paid by: Seller
• time: 30 Days

general ouboaen:

• Boat Parts > Outboard Engines Components > Other
• condition: New

seller ouboaen:

• rating: 99.0%
• # reviews: 210
• city: Homosassa, Florida

payments ouboaen:

• credit card: Diners-club
• other
• wallet: Google-pay

offer ouboaen:

• availability: In Stock
• sold: 0
• quantity: 5
• started: May 2, 2026
• options: Ship-to-home

Omc 330131 Is Similar To:

• 0123278 0123610 Omc Johnson Evinrude Outboard Motor Binnacle Control Box Handle Kit (33.6% similar) New handle kit fits single and dual mount binnacle controls...(May 28th, 2018)
• 0127084 Brp Evinrude Johnson Omc Stringer Thrust Washer (31.7% similar) Thrust washer...(July 2nd, 2018)
• 0173298 Omc Johnson Evinrude Emergency Ignition Shut Off Switch Nos (40.7% similar) Omc,evinrude,johnson new shut off stop switch kit. These kits are new old stock, they have not been used or opened, this product is no longer in production. Part number: 0173298RETAIL: 22...(March 2nd, 2019)
• 0174033 Omc New Johnson Evinrude (53.8% similar) New oem switch and connector am. If you choose the slow cheap option will get exactly what pay for...(April 30th, 2017)
• 0174811 174811 Johnson Evinrude Omc Stainless Prop Lh Outboard Propeller (49.2% similar) Condition: used but in good condition and guaranteed to function properly. Part: johnson evinrude stainless LHS counter rotation viper prop x 19P v6 outboard propeller fits various motor parts. Pb please see included pictures...(October 30th, 2018)
• 0176360 176360 Omc Horn Assy Johnson Evinrude (48.4% similar) Part: 2004 -2005 prices...(March 17th, 2019)
• 0176461 Omc Nos Johnson Evinrude Remote Oil Fill Kit (51% similar) New Omc item in box...(November 29th, 2018)
• 0176711 176711 0768411 768411 0176711 176711 0768411 Johnson-evinrude-omc-brp 745419070984 (38.2% similar) Never installed or used...(September 11th, 2017)
• 0177284 Evinrude Brp Omc Johnson Outboard Gallon Remote Oil Tank Sensor (25.6% similar) Omc, evinrude, johnson e-etc outboard motor 3 gallon remote oil tank w bracket. Mounting bracket not included. Good for all Omc, evinrude, johnson model's including e-etc will work with Fichte oil sensor has continuity...(January 7th, 2019)
• 0203362 Omc Evinrude Johnson 203362 (39.5% similar) Evinrude johnson cam follower roller and shaft fits diameter 5HP 1957 only fits 10HP 1961 18HP only 1961 ROLLER is...(January 12th, 2018)
• 0282474 Omc Johnson 150 235 (35.6% similar) Used cowl taken from a freshwater 1985 evinrude 150HP motor. This cowl will fit many other years and model's, although the decals are specific to 1985 . The cover shows wear and scratches that would be typical of a part is 30 years old, but in good condition...(May 13th, 2017)