HomeAir and Fuel Delivery > Fuel Pumps and Related ComponentsGMB 530-8420 Mechanical Fuel Pump
Part #: 530-8420

GMB 530-8420 Mechanical Fuel Pump

⚙️ 14 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Buick, Jeep, Oldsmobile, and Pontiac, CJ5, Cutlass, LeSabre, Skylark, and Tempest
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Reliable Mechanical Fuel Pump for Classic Buick and Jeep Models

The GMB 530-8420 mechanical fuel pump is designed to meet OEM standards, providing dependable fuel delivery for select Buick, Jeep, Oldsmobile, and Pontiac vehicles. This pump requires no gasket or strainer, simplifying installation and maintenance for models like the Jeep CJ5 and Buick LeSabre.

  • OEM standard item grade ensures consistent performance
  • No gasket required, reducing installation complexity
  • Strainer not required, compatible with original fuel systems
  • Compatible with Buick Cutlass, LeSabre, Skylark, Pontiac Tempest, and Jeep CJ5
  • Durable construction designed for mechanical fuel delivery systems

Product Details and Specifications

The GMB 530-8420 mechanical fuel pump is engineered to provide reliable fuel flow for classic vehicles that utilize mechanical fuel delivery. Its design adheres to OEM standards, ensuring that it matches the original equipment in quality and fit. The absence of a required gasket or strainer means fewer parts to manage during installation, which can reduce potential leak points and simplify servicing. This fuel pump is suitable for a range of vintage models including the Jeep CJ5, Buick Cutlass, LeSabre, Skylark, and Pontiac Tempest, making it a practical replacement part for maintaining these vehicles.

Compatible Vehicles and Common Applications

  • Restores proper fuel delivery in Buick Cutlass and LeSabre models
  • Replaces worn mechanical fuel pumps in Jeep CJ5 vehicles
  • Supports fuel system maintenance for Oldsmobile Skylark and Pontiac Tempest
  • Addresses fuel delivery issues such as engine stalling or poor acceleration
  • Helps resolve fuel leaks and inconsistent fuel pressure in classic cars

Installation Notes and Tips

Installation of the GMB 530-8420 mechanical fuel pump is straightforward due to its OEM standard fit and the fact that no gasket or strainer is required. Ensure the mounting surface is clean and free of debris before installation. Verify fuel line connections are secure to prevent leaks. It is recommended to inspect related fuel system components during installation to maintain overall system integrity.

Quality Assurance and Warranty Information

GMB manufactures this mechanical fuel pump to meet OEM standards, providing reliable performance for classic vehicle fuel systems. While specific warranty details are not provided, GMB products typically adhere to strict quality control processes to ensure durability and fitment accuracy. For additional warranty information, consult the product documentation or contact the manufacturer directly.

BrandGMB
Part Number530-8420
Gaskets IncludedNo gasket required
Item GradeOem standard
Strainer IncludedNot required

This part fits 14 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
1966JeepCJ53.7LV6N/A
1965BuickLeSabre4.9LV8N/A
1965BuickSkylark3.7LV6N/A
1965BuickSkylark4.9LV8N/A
1964BuickLeSabre4.9LV8N/A
1964BuickSkylark3.7LV6N/A
1964BuickSkylark4.9LV8N/A
1963BuickSkylark3.5LV8N/A
1962BuickSkylark3.5LV8N/A
1962OldsmobileCutlass3.5LV8N/A
1962PontiacTempest3.5LV8N/A
1961BuickSkylark3.5LV8N/A
1961OldsmobileCutlass3.5LV8N/A
1961PontiacTempest3.5LV8N/A

* 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:

4000153084205621812B0139PM16198M3643SP1083MP

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.