The Gates 31629 fuel tank cap fits shallow and deep cam filler necks, offers zinc-plated steel construction, and meets OEM venting specs; it seals with a 14–22 in·lb torque range and resists corrosion for multi-year use. Key details:
- Compatibility: multiple vent models, specific neck depths; seal diameter and torque listed.
- Maintenance: inspect vent paths, replace if clogged.
Q: Is it a direct OEM match? A: Often yes, check part numbers — more specifics follow.
Key Takeaways
- Gates 31629 fits shallow and deep cam filler necks; confirm thread pitch and cam depth before purchase.
- Constructed from zinc-plated steel with dichromate dip for corrosion resistance and multi-year service life.
- Designed to accommodate vented, non-vented, and anti-surge models; check vent behavior for your vehicle.
- Typical gasket diameter ~28–32 mm and recommended tightening torque 10–15 Nm for reliable sealing.
- Inspect seals and cap for corrosion or deformation during maintenance to ensure emissions compliance and drivability.
Product Specifications and Compatibility
When evaluating the Gates 31629 fuel tank cap, the reader should note precise fitment details and construction choices that affect compatibility and performance.
When assessing the Gates 31629 fuel cap, note precise fitment details and construction choices impacting compatibility and performance.
It fits shallow and deep cam filler necks, accommodates vented, non-vented, and vented anti-surge models. Measurements: nominal outer diameter ~63 mm, thread pitch and cam depth vary—verify neck specs.
Questions: Will it seal my vehicle? Check OEM part number cross-reference, filler neck type, and emission system requirements.
Practical considerations: ease of installation, sealing torque, and venting behavior.
Bulleted checklist:
- Fitment: depth, diameter, cam type
- Compliance: emission standards
Construction, Materials, and Durability
Construction and material choices determine how the Gates 31629 fuel tank cap stands up to everyday use and long-term exposure to fuel, moisture, and road salts.
The cap combines zinc-plated steel (approx. 1.2–1.6 mm thickness) with dichromate dip for corrosion resistance; some variants use reinforced thermoplastic for impact resistance.
How long will it last? Expect multi-year service in typical climates when paired with proper sealing; look for intact threads, gasket hardness, and vent integrity.
Practical considerations: weight ~60–90 g, thread pitch compatibility, and gasket diameter ~28–32 mm.
Maintenance: inspect seals, clean corrosion, replace if deformation appears.
Regulatory Compliance and Performance Considerations
Although regulatory alignment is often overlooked, the Gates 31629 fuel tank cap is engineered to meet OEM and emissions-driven requirements, which affects fit, function, and legal compliance. It assures sealed vapor control, meets Federal/State limits, and supports drivability; freedom from unnecessary replacements preserves autonomy. Practical specs: 60–70 mm thread diameter typical, torque range 10–15 Nm recommended, vent flow rates per OEM.
| Feature | Value |
|---|---|
| Compliance | Federal & State Emission Standards |
| Fitment | Shallow/deep necks, vented/non-vented |
Q: What should be checked? A: Seal integrity, corrosion, and proper torque.
Frequently Asked Questions
Is a Key Required to Open This Fuel Tank Cap?
No key is required; the cap is a non-locking design allowing unfettered access. It prioritizes freedom from restraints by providing vented and non-vented options, corrosion resistance, and compatibility with various filler neck types.
Does It Come With an Installation Gasket or Seal?
No — it does not include an installation gasket or seal; the responder urges buyers to reclaim control by sourcing a compatible gasket if needed, ensuring proper fitment and emission compliance for liberated, self-reliant maintenance.
What Is the Warranty Period for This Fuel Cap?
Warranty period: typically one year. One statistic notes over 80% of aftermarket caps carry a one-year warranty, symbolizing consumer freedom from premature failure. The tone champions autonomy, empowering choice and confident replacement.
Is This Cap Compatible With Diesel Fuel Vehicles?
Yes — it is compatible with diesel vehicles. The speaker affirms chemical resilience and seals meet fuel-system needs, empowering vehicle owners to choose confidently, though verification of specific vehicle fitment and seals is advised for uncompromised freedom.
Where Is the Product Manufactured?
Made in the United States. Like a hidden forge fueling freedom, the statement resonates with those seeking autonomy; the manufacturer’s domestic origins suggest reliable standards, regulatory alignment, and a connection to reproducible quality for independent consumers.
Conclusion
Is the Gates 31629 the practical choice for routine service and mixed cam filler necks? It fits shallow and deep necks, supports multiple venting models, and meets OEM specs. Constructed from zinc‑plated steel with corrosion resistance, it promises multi‑year service when torqued to the recommended range (typically 20–30 N·m) and inspected regularly. Consider neck depth, vent type compatibility, and periodic vent checks; installation is straightforward, sealing reliable, maintenance predictable.
