ACmango Jeep 258 Carburetor 4.2L BBD 2-Barrel Replacement (1983–1988) — Automatic Choke, Direct-Fit

ACmango's High Performance Jeep 258 Carburetor is a direct-fit 2-barrel replacement designed for the 4.2L BBD 6-cylinder Jeep engines (258 cu in), engineered to restore throttle response and drivability for compatible models.

If your classic Jeep with the 4.2L BBD six-cylinder is running rough, stalling, or suffering poor throttle response, a worn or damaged carburetor is often the cause. This ACmango replacement is built to match the original fitment for a broad list of Jeep models from the early-to-late 1980s and includes an automatic choke plus an accessory kit so you have the parts needed to install the carburetor as a like-for-like swap.

Which Jeep models and engines will this carburetor work with?

This carburetor is intended for Jeep vehicles that used the 4.2L (258 cu in) BBD 6-cylinder engine. It replaces many original equipment units and covers model years across several Jeep lines.

• Fits 1983–1986 CJ7, 1983 CJ5
• Compatible with Cherokee, Wagoneer, Grand Wagoneer (1984–1986) and Scrambler (1983–1985)
• Works with J10 trucks (1983–1987) and multiple Wrangler trims (1987–1988 including Sahara, Islander, Sport, Laredo)

What OEM numbers and parts are matched by this replacement?

This ACmango unit is produced to cover a range of OEM part numbers used on original Jeep carburetors. Cross-referencing your OE number is recommended to ensure compatibility before purchase.

• Commonly replaces part numbers: 8308, 8311, 8309, 8335, 8337, 8349, 8351
• Also matched to numbers like 180-6449 (1806449), 8355, 8363 and 10-10061
• Verify your vehicle's OEM number and compare to the product images prior to ordering

What comes in the package and what should I prepare before installation?

The carburetor ships with an automatic choke and an accessory kit to aid installation. Because oil and air passages must be clear for reliable operation, inspect and clean intake passages and air filters before fitting to prevent recontamination of the new unit.

• Included: 1 carburetor, automatic choke, accessory/installation kit
• Recommended: clean oil channels and replace or clean air filter prior to installation
• Professional installation is advised; no step-by-step instructions are included

How will this replacement affect performance and maintenance?

Installing a properly matched replacement carburetor can improve idle stability, throttle response, and fuel metering compared with a worn original. It won’t change engine displacement or transform fuel economy, but it restores proper function when matched correctly to the engine and tuned after installation.

• Restores reliable fuel delivery and improved idle when tuned correctly
• Requires initial synchronization and possible minor tuning for best drivability
• Regular maintenance (air filter, choke linkages) keeps the carburetor performing well

Who is this for? This ACmango carburetor is aimed at owners, restorers, and mechanics working on classic Jeep models that use the 4.2L BBD (258 cu in) inline-six. If you need a cost-effective aftermarket replacement that matches a wide range of OEM numbers and comes with necessary accessories, this product provides a ready-to-install option — just verify OE compatibility and have a qualified technician perform the fitting and tuning for best results.