Cardone 31-551 Distributor

Remanufactured Distributor for 4-Cylinder Ignition Systems

The Cardone 31-551 remanufactured distributor is built for 4-cylinder ignition systems that need accurate spark timing and dependable voltage delivery to the spark plugs. It is a magnetic coil distributor with an electronic module supplied, making it a direct replacement option for select 1985 Chevrolet Spectrum, Isuzu I-Mark, and Pontiac Sunburst applications.

Cardone Distributor 31-551 is remanufactured under strict quality controls and is engineered to meet or exceed original equipment performance. For drivers searching for a remanufactured distributor for 1985 Chevrolet Spectrum or a replacement distributor for 1985 Isuzu I-Mark, this unit focuses on fit, function, and consistent ignition output.

Key Features

• Remanufactured distributor for 4-cylinder applications
• Magnetic coil distributor type
• Electronic module supplied
• 100% new points and condensers installed where applicable
• All electronic module components are computer tested for functionality
• Automated test equipment checks signal strength, polarity, air gap, reluctor tooth size, ignition coil, and pickup performance
• Precise machining tolerances help reduce oil leakage, timing issues, check engine light concerns, and premature failure
• Meets or exceeds O.E. performance standards
• Guaranteed fit and function

Product Details

This Cardone Distributor line focuses on remanufactured ignition components that restore proper spark timing and stable engine operation. The 31-551 is gray, does not include a distributor cap, coil wire, or ignition rotor, and does not use an integrated ignition coil. It is built for vehicles that require electronically controlled distributor operation, including 1985 Chevrolet Spectrum, 1985 Isuzu I-Mark, and 1985 Pontiac Sunburst.

This part cross-references Isuzu part numbers 8941095804 and 8941574680 for the same application.

Common Issues This Part Can Address

• Erratic ignition timing
• Weak or inconsistent spark delivery
• Hard starting caused by distributor wear
• Misfire concerns related to pickup or module failure
• Oil leakage from worn distributor machining surfaces

Installation Notes

Before installation, verify engine configuration and match the distributor indexing to the original unit. Transfer any required external ignition components not included with this part, and confirm proper wiring harness polarity, air gap, and timing after installation. Because this distributor uses an electronic module, final setup should include ignition timing verification and a full engine check for smooth operation.

Quality Assurance

Cardone remanufactures this distributor under stringent quality standards and tests electronic module components to confirm full functionality. Automated equipment is used to verify critical operating characteristics, helping ensure the distributor performs to original equipment expectations on the vehicle.