ALL-CARB Carburetor Replacement for Briggs & Stratton 693480/693479 - Craftsman LT1000 Direct-Fit with Filter & Gaskets

ALL-CARB replacement carburetor engineered to restore fuel delivery for Briggs & Stratton engines using part numbers 693480/693479 and compatible Craftsman LT1000 models.

This direct-fit carburetor assembly from ALL-CARB offers a practical swap for worn or damaged units on select Briggs & Stratton and Craftsman lawn tractors and engines. The kit ships complete with a fuel filter and two gaskets so you can replace the carburetor and seal connections without searching for extra parts. It’s designed to match the bolt pattern and fuel connections of the original units listed, making installation straightforward for experienced DIYers and professional mechanics alike.

Which engines and part numbers does this replacement match?

The ALL-CARB unit replaces common Briggs & Stratton OEM numbers and fits a variety of compatible engine codes. It lists direct replacements and cross-references so you can confirm compatibility before ordering.

• Replaces OEM part numbers 693480, 693479, 694026, 694056.
• Fits carburetor references 499306, 495181, 495026 and several others.
• Compatible with models often installed on Craftsman LT1000 917270821 lawns tractors.

How do I install the ALL-CARB carburetor and what comes in the package?

Installation typically follows the reverse order of removal: disconnect fuel, remove linkage and mounting bolts, transfer any fittings, and secure the new unit with supplied gaskets. The package includes everything necessary to seal the connection and protect the fuel line from debris.

• Includes 1x carburetor, 1x inline fuel filter, and 2x sealing gaskets.
• Transfer throttle/choke linkages and vacuum lines as present on the original unit.
• Torque mounting bolts to manufacturer spec and check for fuel leaks before operation.

What maintenance or troubleshooting should I try if fuel leaks or performance issues persist?

Minor fuel leaks or rough running are often caused by debris, a stuck float, or gummed passages rather than the replacement carb alone. ALL-CARB recommends methodical cleaning and inspection steps to isolate the issue before replacing additional parts.

• If oil or fuel leaks appear, remove the carburetor and inspect the float and float thimble for contamination.
• Use carburetor cleaner to remove varnish and deposits from jets and passages, and clean the fuel tank if necessary.
• If cleaning does not help, examine the float bowl for damage or the float needle and seat for wear.

Will this carburetor affect engine performance or require adjustments?

The ALL-CARB unit is built to match factory fuel delivery characteristics, but minor idle or mixture adjustments may be needed to fine-tune performance after installation. Always follow engine manufacturer settings when making adjustments.

• Adjust idle speed and mixture per engine manual after installation.
• Run the engine through warm-up and verify smooth throttle transitions and steady idle.
• Re-check mounting gaskets and fuel hose clamps for tightness after initial run.

Who is this for: This replacement carburetor is intended for owners and technicians working on Briggs & Stratton-powered mowers, garden tractors, and similar equipment that require parts matching 693480/693479 or related cross-reference numbers. It suits DIY mechanics who prefer a ready-to-install kit with gaskets and a fuel filter included, as well as repair shops needing a direct-fit aftermarket option for Craftsman LT1000 917270821 applications.