OE Quality
60-Day Returns

Gates 31733 Fuel Tank Cap
Overview of Gates Regular Locking Fuel Cap 31733
The Gates Regular Locking Fuel Cap 31733 is designed for secure fuel system sealing on select Chevrolet and Pontiac vehicles. This lockable fuel tank cap provides a reliable, non-vented closure solution specifically compatible with Camaro and Firebird models.
- Lockable design for added fuel security
- Threaded cam type for secure fitment
- Non-vented construction to prevent fuel vapor loss
- Shell diameter of 2.97 inches for proper sealing
- Thread diameter of 1.81 inches and depth of 2.47 inches
Product Line Details: Regular Locking Fuel Cap
The Gates Regular Locking Fuel Cap line focuses on providing durable, lockable fuel caps that enhance vehicle security and fuel system integrity. This product line includes caps engineered with threaded cam types and non-vented designs to meet the specific requirements of various GM vehicles, including Chevrolet Camaro and Pontiac Firebird. The 31733 part number represents a standard fuel cap within this line, balancing ease of installation with secure locking features.
Detailed Product Description
The Gates 31733 fuel tank cap features a threaded cam type mechanism that ensures a tight and secure fit on compatible fuel tanks. Its non-vented design helps maintain proper fuel system pressure and reduces the risk of fuel vapor leakage. The cap’s shell diameter measures 2.97 inches, with a thread diameter of 1.81 inches and a depth of 2.47 inches, dimensions that align with the fuel filler necks of Chevrolet Camaro and Pontiac Firebird models. The lockable feature adds an extra layer of protection against unauthorized fuel access, making it suitable for vehicles requiring enhanced security.
Applications and Problem Solving
- Prevents unauthorized fuel theft with lockable design
- Maintains fuel system pressure by providing a non-vented seal
- Reduces fuel vapor emissions to comply with environmental standards
- Ensures proper fitment on Chevrolet Camaro and Pontiac Firebird fuel tanks
- Replaces worn or damaged fuel caps to prevent fuel leaks
Installation Notes and Tips
- Verify compatibility with Chevrolet Camaro or Pontiac Firebird before installation
- Ensure the fuel filler neck threads are clean and free of debris
- Align the threaded cam properly and tighten until secure but avoid over-tightening
- Test the locking mechanism to confirm proper engagement
Quality Assurance
Gates manufactures the Regular Locking Fuel Cap 31733 to meet OEM specifications for fit, form, and function. The product undergoes quality control testing to ensure durability and reliable sealing performance. While specific warranty details are not provided, Gates products typically adhere to industry standards for automotive replacement parts.
| Brand | Gates |
| Part Number | 31733 |
| Position | Regular Locking Fuel Cap |
| 2.97 | |
| Non-Vented | |
| Cam Type | Threaded |
| Cam Type | Threaded |
| Depth | 2.47 |
| Lockable | Yes |
| Shell Diameter (in) | 2.97 |
| Thread Diameter | 1.81 |
| Type | Regular Fuel Cap |
| Venting | Non-Vented |
This part fits 89 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|
| 1997 | Chevrolet | Camaro | 3.8L | V6 | GAS | N/A | Regular Locking Fuel Cap |
| 1997 | Chevrolet | Camaro | 5.7L | V8 | GAS | N/A | Regular Locking Fuel Cap |
| 1997 | Pontiac | Firebird | 3.8L | V6 | GAS | N/A | Regular Locking Fuel Cap |
| 1997 | Pontiac | Firebird | 5.7L | V8 | GAS | N/A | Regular Locking Fuel Cap |
| 1996 | Chevrolet | Camaro | 3.8L | V6 | GAS | N/A | Regular Locking Fuel Cap |
| 1996 | Chevrolet | Camaro | 5.7L | V8 | GAS | N/A | Regular Locking Fuel Cap |
| 1996 | Pontiac | Firebird | 3.8L | V6 | GAS | N/A | Regular Locking Fuel Cap |
| 1996 | Pontiac | Firebird | 5.7L | V8 | GAS | N/A | Regular Locking Fuel Cap |
| 1995 | Chevrolet | Camaro | 3.4L | V6 | GAS | N/A | Regular Locking Fuel Cap |
| 1995 | Chevrolet | Camaro | 3.8L | V6 | GAS | N/A | Regular Locking Fuel Cap |
| 1995 | Chevrolet | Camaro | 5.7L | V8 | GAS | N/A | Regular Locking Fuel Cap |
| 1995 | Pontiac | Firebird | 3.4L | V6 | GAS | N/A | Regular Locking Fuel Cap |
| 1995 | Pontiac | Firebird | 3.8L | V6 | GAS | N/A | Regular Locking Fuel Cap |
| 1995 | Pontiac | Firebird | 5.7L | V8 | GAS | N/A | Regular Locking Fuel Cap |
| 1994 | Chevrolet | Camaro | 3.4L | V6 | GAS | N/A | Regular Locking Fuel Cap |
| 1994 | Chevrolet | Camaro | 5.7L | V8 | GAS | N/A | Regular Locking Fuel Cap |
| 1994 | Pontiac | Firebird | 3.4L | V6 | GAS | N/A | Regular Locking Fuel Cap |
| 1994 | Pontiac | Firebird | 5.7L | V8 | GAS | N/A | Regular Locking Fuel Cap |
| 1993 | Chevrolet | Camaro | 3.4L | V6 | GAS | N/A | Regular Locking Fuel Cap |
| 1993 | Chevrolet | Camaro | 5.7L | V8 | GAS | N/A | Regular Locking Fuel Cap |
| 1993 | Pontiac | Firebird | 3.4L | V6 | GAS | N/A | Regular Locking Fuel Cap |
| 1993 | Pontiac | Firebird | 5.7L | V8 | GAS | N/A | Regular Locking Fuel Cap |
| 1992 | Chevrolet | Camaro | 3.1L | V6 | GAS | N/A | Regular Locking Fuel Cap |
| 1992 | Chevrolet | Camaro | 5.0L | V8 | GAS | N/A | Regular Locking Fuel Cap |
| 1992 | Chevrolet | Camaro | 5.7L | V8 | GAS | N/A | Regular Locking Fuel Cap |
| 1992 | Pontiac | Firebird | 3.1L | V6 | GAS | N/A | Regular Locking Fuel Cap |
| 1992 | Pontiac | Firebird | 5.0L | V8 | GAS | N/A | Regular Locking Fuel Cap |
| 1992 | Pontiac | Firebird | 5.7L | V8 | GAS | N/A | Regular Locking Fuel Cap |
| 1991 | Chevrolet | Camaro | 3.1L | V6 | GAS | N/A | Regular Locking Fuel Cap |
| 1991 | Chevrolet | Camaro | 5.0L | V8 | GAS | N/A | Regular Locking Fuel Cap |
| 1991 | Chevrolet | Camaro | 5.7L | V8 | GAS | N/A | Regular Locking Fuel Cap |
| 1991 | Pontiac | Firebird | 3.1L | V6 | GAS | N/A | Regular Locking Fuel Cap |
| 1991 | Pontiac | Firebird | 5.0L | V8 | GAS | N/A | Regular Locking Fuel Cap |
| 1991 | Pontiac | Firebird | 5.7L | V8 | GAS | N/A | Regular Locking Fuel Cap |
| 1990 | Chevrolet | Camaro | 3.1L | V6 | GAS | N/A | Regular Locking Fuel Cap |
| 1990 | Chevrolet | Camaro | 5.0L | V8 | GAS | N/A | Regular Locking Fuel Cap |
| 1990 | Chevrolet | Camaro | 5.7L | V8 | GAS | N/A | Regular Locking Fuel Cap |
| 1990 | Pontiac | Firebird | 3.1L | V6 | GAS | N/A | Regular Locking Fuel Cap |
| 1990 | Pontiac | Firebird | 5.0L | V8 | GAS | N/A | Regular Locking Fuel Cap |
| 1990 | Pontiac | Firebird | 5.7L | V8 | GAS | N/A | Regular Locking Fuel Cap |
| 1989 | Chevrolet | Camaro | 2.8L | V6 | GAS | N/A | Regular Locking Fuel Cap |
| 1989 | Chevrolet | Camaro | 5.0L | V8 | GAS | N/A | Regular Locking Fuel Cap |
| 1989 | Chevrolet | Camaro | 5.7L | V8 | GAS | N/A | Regular Locking Fuel Cap |
| 1989 | Pontiac | Firebird | 2.8L | V6 | GAS | N/A | Regular Locking Fuel Cap |
| 1989 | Pontiac | Firebird | 3.8L | V6 | GAS | N/A | Regular Locking Fuel Cap |
| 1989 | Pontiac | Firebird | 5.0L | V8 | GAS | N/A | Regular Locking Fuel Cap |
| 1989 | Pontiac | Firebird | 5.7L | V8 | GAS | N/A | Regular Locking Fuel Cap |
| 1988 | Chevrolet | Camaro | 2.8L | V6 | GAS | N/A | Regular Locking Fuel Cap |
| 1988 | Chevrolet | Camaro | 5.0L | V8 | GAS | N/A | Regular Locking Fuel Cap |
| 1988 | Chevrolet | Camaro | 5.7L | V8 | GAS | N/A | Regular Locking Fuel Cap |
| 1988 | Pontiac | Firebird | 2.8L | V6 | GAS | N/A | Regular Locking Fuel Cap |
| 1988 | Pontiac | Firebird | 5.0L | V8 | GAS | N/A | Regular Locking Fuel Cap |
| 1988 | Pontiac | Firebird | 5.7L | V8 | GAS | N/A | Regular Locking Fuel Cap |
| 1987 | Chevrolet | Camaro | 2.8L | V6 | GAS | N/A | Regular Locking Fuel Cap |
| 1987 | Chevrolet | Camaro | 5.0L | V8 | GAS | N/A | Regular Locking Fuel Cap |
| 1987 | Chevrolet | Camaro | 5.7L | V8 | GAS | N/A | Regular Locking Fuel Cap |
| 1987 | Pontiac | Firebird | 2.8L | V6 | GAS | N/A | Regular Locking Fuel Cap |
| 1987 | Pontiac | Firebird | 5.0L | V8 | GAS | N/A | Regular Locking Fuel Cap |
| 1987 | Pontiac | Firebird | 5.7L | V8 | GAS | N/A | Regular Locking Fuel Cap |
| 1986 | Chevrolet | Camaro | 2.5L | L4 | GAS | N/A | Regular Locking Fuel Cap |
| 1986 | Chevrolet | Camaro | 2.8L | V6 | GAS | N/A | Regular Locking Fuel Cap |
| 1986 | Chevrolet | Camaro | 5.0L | V8 | GAS | N/A | Regular Locking Fuel Cap |
| 1986 | Pontiac | Firebird | 2.5L | L4 | GAS | N/A | Regular Locking Fuel Cap |
| 1986 | Pontiac | Firebird | 2.8L | V6 | GAS | N/A | Regular Locking Fuel Cap |
| 1986 | Pontiac | Firebird | 5.0L | V8 | GAS | N/A | Regular Locking Fuel Cap |
| 1985 | Chevrolet | Camaro | 2.5L | L4 | GAS | N/A | Regular Locking Fuel Cap |
| 1985 | Chevrolet | Camaro | 2.8L | V6 | GAS | N/A | Regular Locking Fuel Cap |
| 1985 | Chevrolet | Camaro | 5.0L | V8 | GAS | N/A | Regular Locking Fuel Cap |
| 1985 | Pontiac | Firebird | 2.5L | L4 | GAS | N/A | Regular Locking Fuel Cap |
| 1985 | Pontiac | Firebird | 2.8L | V6 | GAS | N/A | Regular Locking Fuel Cap |
| 1985 | Pontiac | Firebird | 5.0L | V8 | GAS | N/A | Regular Locking Fuel Cap |
| 1984 | Chevrolet | Camaro | 2.5L | L4 | GAS | N/A | Regular Locking Fuel Cap |
| 1984 | Chevrolet | Camaro | 2.8L | V6 | GAS | N/A | Regular Locking Fuel Cap |
| 1984 | Chevrolet | Camaro | 5.0L | V8 | GAS | N/A | Regular Locking Fuel Cap |
| 1984 | Pontiac | Firebird | 2.5L | L4 | GAS | N/A | Regular Locking Fuel Cap |
| 1984 | Pontiac | Firebird | 2.8L | V6 | GAS | N/A | Regular Locking Fuel Cap |
| 1984 | Pontiac | Firebird | 5.0L | V8 | GAS | N/A | Regular Locking Fuel Cap |
| 1983 | Chevrolet | Camaro | 2.5L | L4 | GAS | N/A | Regular Locking Fuel Cap |
| 1983 | Chevrolet | Camaro | 2.8L | V6 | GAS | N/A | Regular Locking Fuel Cap |
| 1983 | Chevrolet | Camaro | 5.0L | V8 | GAS | N/A | Regular Locking Fuel Cap |
| 1983 | Pontiac | Firebird | 2.5L | L4 | GAS | N/A | Regular Locking Fuel Cap |
| 1983 | Pontiac | Firebird | 2.8L | V6 | GAS | N/A | Regular Locking Fuel Cap |
| 1983 | Pontiac | Firebird | 5.0L | V8 | GAS | N/A | Regular Locking Fuel Cap |
| 1982 | Chevrolet | Camaro | 2.5L | L4 | GAS | N/A | Regular Locking Fuel Cap |
| 1982 | Chevrolet | Camaro | 2.8L | V6 | GAS | N/A | Regular Locking Fuel Cap |
| 1982 | Chevrolet | Camaro | 5.0L | V8 | GAS | N/A | Regular Locking Fuel Cap |
| 1982 | Pontiac | Firebird | 2.5L | L4 | GAS | N/A | Regular Locking Fuel Cap |
| 1982 | Pontiac | Firebird | 2.8L | V6 | GAS | N/A | Regular Locking Fuel Cap |
| 1982 | Pontiac | Firebird | 5.0L | V8 | GAS | N/A | Regular Locking Fuel Cap |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.