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Spectra GM45A Fuel Tank
| Brand | Spectra 5305 |
|---|---|
| Center Electrode Core Material | Copper |
| Center Electrode Tip Material | Iridium |
| Ground Configuration | Standard |
| Ground Electrode Core Material | Nickel |
| Ground Electrode Quantity | 1 |
| Ground Electrode Tip Design | Tapercut, U-Groove |
| Hex Size | 20.6 |
| Manufacturer Heat Range | 16 |
| Pre-Gap Size | 1.1 |
| Reach | 19.00 |
| Resistance | 5000 |
| Seat Type | Flat |
| Thread Diameter | 14.00 |
| Fits | —2 vehicles |
OE direct replacement. Meets or exceeds original equipment performance.
Fuel tank. Built with innovative engineering and quality control.
Cross-references 361B, 3796030 and FT5183 for the same application. See all 5.
Spectra GM45A Fuel Tank for Corvette
The Spectra GM45A is a direct-fit fuel tank for classic Chevrolet Corvette applications. Built for 1956 and 1957 models, it follows original equipment dimensions and is engineered to meet or exceed the performance of the tank it replaces.
- Fits 1956 Chevrolet Corvette, N/A
- Fits 1957 Chevrolet Corvette, N/A
- OE-style replacement fuel tank for classic Corvette fuel storage service
- Dimensions: 43-5/8 in. x 16-1/4 in. x 10-1/8 in.
- Lock ring kit included
- For early 1957 Corvette applications without vent
Detailed Product Overview
Designed for Chevrolet Corvette fuel system restoration and repair, the Spectra GM45A fuel tank supports accurate fitment on 1956 Corvette and early 1957 Corvette models. The tank is built using manufacturing controls and engineering standards intended to match original equipment performance, making it a practical choice for replacing a worn, leaking, or corroded tank on a classic Corvette.
This part cross-references Monroe Shocks & Struts (e.g., FT5183, TNKGM45A) for the same application. The GM45A part number is also useful when searching for a replacement fuel tank for 1956-1957 Chevrolet Corvette restoration projects.
Common Problems This Part Can Address
- Fuel leaks caused by rust or tank corrosion
- Contamination from an aging or damaged fuel tank interior
- Poor fuel storage integrity in a classic Corvette restoration
- Fitment issues from a tank that no longer matches OE dimensions
- Replacement needs for early 1957 Corvette tanks without vent
Installation Notes and Tips
Verify vehicle year and vent configuration before installation. This tank is listed for 1956 Corvette and early 1957 Corvette applications without vent, so confirm the original tank style matches the vehicle before ordering. Check surrounding fuel system components, mounting points, and sealing surfaces during replacement to help ensure proper installation.
Quality Assurance
Spectra Premium fuel tanks are manufactured with engineering, production, and quality control processes aimed at meeting or exceeding the performance of the original equipment part they replace. The GM45A is built as an OE-style replacement for classic Chevrolet Corvette fuel storage service.
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 1957 | Chevrolet | Corvette | 4.6L | V8 | N/A | 43-5/8 in. x 16-1/4 in. x 10-1/8 in.; Lock Ring Kit Included; Early '57; w/o Vent |
| 1956 | Chevrolet | Corvette | 4.3L | V8 | N/A | 43-5/8 in. x 16-1/4 in. x 10-1/8 in.; Lock Ring Kit Included; w/o Vent |
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