1. Car & Truck Dash Gauges Offered
  2. sku: 20663987878072602
  3. ACTION CRASH 18TNFHW14

ACTION CRASH 18TNFHW14 Speedometer Cable Grommet Omega

fits make: Oldsmobile. year: 1973–1974.

18tnfhw14 Action Crash Speedometer Cable Grommet For Oldsmobile Omega 1973 1974

( Brand: Action Crash ), ( Manufacturer Part Number: 18TNFHW14 ), ( Type: Speedometer Cable Grommet ), ( Fits 1: 1973-1974 Oldsmobile Omega ), ( Fit Note: Goodmark Speedometer Cable Grommet ), ( Attention: Please Read All Notes To Confirm Fitment ), ( Cs-sku: 400 )

Review ACTION CRASH Speedometer Cable Grommet Oldsmobile Omega fits 1973–1974

The **Action 18TNFHW14 Speedometer Cable Grommet** is a meticulously engineered replacement part designed specifically for the **1973 1974 Oldsmobile Omega**, ensuring a precise and secure fit for the vehicle s speedometer cable assembly. Crafted from high-quality, durable materials, this grommet serves as a critical protective barrier, shielding the speedometer cable from abrasion, wear, and environmental contaminants that could compromise its functionality over time. The grommet s snug, interference-fit design prevents unnecessary slack or misalignment, which is essential for maintaining accurate speed readings and preventing premature cable fatigue. Ideal for both restoration projects and routine maintenance, this part is a straightforward yet vital component that helps preserve the integrity of the vehicle s instrument cluster and related wiring. Its compatibility with the Omega s original speedometer system ensures seamless integration, allowing mechanics and DIY enthusiasts to restore or upgrade their dashboard components with confidence. Whether addressing a worn-out grommet or performing a complete speedometer cable replacement, this part guarantees a reliable, long-lasting solution that aligns with the performance expectations of this classic American automobile.

### **Pros and Cons of buying a Action 18TNFHW14 Speedometer Cable Grommet for a 1973 1974 Oldsmobile Omega**

#### **Pros:**

1. **Compatibility** This part is specifically designed for the 1973 1974 Oldsmobile Omega, ensuring a proper fit without modifications. The grommet is likely engineered to match the vehicle s wiring harness and speedometer cable routing, reducing the risk of installation errors.

2. **Durability** Grommets are typically made from rubber or synthetic materials that resist wear, oil, and environmental damage. A high-quality grommet like this one should prevent fraying of the speedometer cable and protect it from abrasion where it passes through the firewall or dashboard.

3. **Prevents Short Circuits** The grommet acts as an insulator, keeping the speedometer cable separated from metal surfaces (like the firewall) that could cause a short circuit or grounding issue, which might otherwise affect the speedometer s functionality or the vehicle s electrical system.

4. **Easy Installation** Replacement grommets are usually straightforward to install, requiring only basic tools (e.g., a screwdriver or trim removal tools). Since it s a direct replacement part, you won t need to modify the existing setup.

5. **Cost-Effective Fix** Replacing a worn or damaged grommet is far cheaper than dealing with a failing speedometer cable or related wiring issues. It may also prevent more extensive repairs if the cable insulation is compromised.

6. **Maintenance of Original Functionality** If the speedometer cable itself is intact but the grommet is cracked or degraded, replacing just the grommet restores proper operation without unnecessary upgrades or replacements.

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#### **Cons:**

1. **Potential Counterfeit or Low-Quality Parts** If purchasing from an untrusted seller (e.g., a third-party marketplace without verified reviews), there s a risk of receiving a substandard or counterfeit grommet. This could fail prematurely or not fit correctly, leading to further issues.

2. **Limited Availability of OEM Parts** Original Equipment Manufacturer (OEM) grommets for older vehicles like the 1973 1974 Omega may be hard to find, especially if the supplier relies on aftermarket alternatives. While this part is likely widely available, sourcing may require checking multiple vendors.

3. **Misalignment or Improper Fit** If the grommet is not installed correctly (e.g., twisted or stretched), it may not provide adequate protection. Improper installation could lead to the same problems the grommet was meant to solve.

4. **Underlying Cable Issues** If the speedometer cable itself is frayed, corroded, or damaged beyond the grommet s protection, replacing just the grommet won t resolve the root problem. You may need to replace the entire cable or investigate other electrical issues.

5. **Time-Consuming Installation** Depending on the vehicle s design, accessing the grommet location (e.g., behind the dashboard or firewall) might require removing trim panels, which can take time, especially for someone unfamiliar with the process.

6. **No Guarantee of Long-Term Performance** While grommets are durable, they can degrade over time due to heat, oil exposure, or physical stress. If the vehicle is driven aggressively or exposed to harsh conditions, the grommet may wear out again sooner than expected.

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### **Conclusion:**

Replacing the speedometer cable grommet on a 1973 1974 Oldsmobile Omega is a **practical and cost-effective solution** if the issue is isolated to the grommet s failure. It offers clear benefits in terms of preventing cable damage, avoiding short circuits, and maintaining the speedometer s functionality. However, the success of the repair depends on sourcing a **genuine or high-quality replacement part** and ensuring proper installation.

If the speedometer cable itself shows signs of wear (e.g., exposed wires, corrosion, or fraying), addressing those issues concurrently would be advisable. Additionally, purchasing from a **reputable supplier** (such as a specialized auto parts store, eBay with verified sellers, or a trusted online retailer like RockAuto or Summit Racing) minimizes the risk of receiving a poor-quality part.

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### **Recommendation:**

1. **Verify the Part Number** Confirm that the **Action 18TNFHW14** is the correct grommet for your specific Oldsmobile Omega model year. Cross-reference with the vehicle s wiring diagram or a trusted parts database to avoid mismatches.

2. **Buy from a Trusted Source** Opt for a supplier with positive reviews and a return policy. Websites like RockAuto, Summit Racing, or local auto parts stores often carry reliable aftermarket parts for classic vehicles.

3. **Inspect the Speedometer Cable** Before installation, check the cable for any visible damage. If the cable is compromised, replace it along with the grommet to prevent recurring issues.

4. **Follow Installation Instructions Carefully** Take your time to remove the old grommet and install the new one correctly. Refer to a repair guide or video tutorial if needed, especially if you re unfamiliar with the process.

5. **Test the Speedometer Post-Installation** After replacing the grommet, turn on the ignition and verify that the speedometer functions properly. If issues persist, double-check the installation or inspect the wiring harness for other potential problems.

**Final Verdict:** Replacing the grommet is a **simple, low-risk fix** that can extend the life of your speedometer cable and avoid more costly repairs. With the right part and careful installation, it should resolve the issue effectively.

Details:

Speedometer Cable Grommet 18TNFHW14 for Oldsmobile Omega 1973 1974: Brand: Action Crash condition: New Quality: Premium - High quality new replacement part. Notes Goodmark SPEEDOMETER CABLE GROMMET, Detailed Applications Vehicle Notes, 1973-1974 Oldsmobile - GROMMET.

part #: 18tnfhw14 price

  • $28.09

specifications boosttempgauges:

  • for makes: Oldsmobile
  • for years: 1973-1974
  • brand: Action Crash
  • mpn: 18tnfhw14
  • type: Speedometer Cable Grommet
  • fits 1: 1973-1974 Oldsmobile Omega
  • fit note: Goodmark Speedometer Cable Grommet
  • attention: Please Read All Notes To Confirm Fitment
  • cs-sku: 400

payments boosttempgauges:

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

shipping boosttempgauges:

  • type: Fixed
  • service: Standard
  • class: Standard
  • cost: $0.00
  • transit: 3-7 Days

general boosttempgauges:

  • condition: New
  • Interior Parts Accessories > Gauges > Individual Gauges

seller boosttempgauges:

  • rating: 97.3%
  • city: Huntington, Indiana
  • # reviews: 57976

offer boosttempgauges:

  • started: May 12, 2026
  • options: Ship-to-home
  • quantity: 1
  • availability: In Stock
  • sold: 0

returns boosttempgauges:

  • paid by: Seller
  • time: 30 Days
  • policy: Returns Accepted
for makes: oldsmobile, for years: 1973-1974, type: speedometer cable grommet, fits 1: 1973-1974 oldsmobile omega, fit note: goodmark speedometer cable grommet, attention: please read all notes to confirm fitment, cs-sku: 400,
category: auto parts > interior parts accessories > gauges > individual gauges, sku: 20663987878072602,
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