Hipa carburetor for Briggs & Stratton-style engines 799866 — pre-tuned replacement, includes gasket & O-ring for Craftsman/Toro/Jo

The HIPA 799866 carburetor is a drop-in replacement for select Briggs & Stratton-style engines, designed to restore reliable fueling for Craftsman, Toro and John Deere walk-behind mowers.

This precision-made replacement carburetor fits many popular small-engine models and arrives pre-tuned so you can reinstall it and get your mower running without extra adjustments. Built from corrosion-resistant metals and high-density plastics, the unit is wet-flow tested to mimic real-world engine conditions. Whether you’re swapping an old, gummed-up carburetor or stocking a repair kit, this HIPA unit includes the gasket and O-ring needed for a complete basic installation.

Which mower models and part numbers does this HIPA carburetor work with?

This carburetor is compatible with numerous Briggs-style engines used by Craftsman, Toro, and John Deere walk-behind mowers. It matches several OEM part references so you can cross-check your original number before purchasing.

• Replacement references: 799871, 794304, 790845, 796707.
• Fits Craftsman 190cc series and many 675/725 models and engine codes (e.g., 126T02, 124L05, 128M07).
• Compatible Toro Recycler part families including 20330–20352 series and 20655–20817 models.
• Also fits John Deere walk-behind models like JS20, JS26, JS36, JM26 and similar codes.

How does this carburetor perform right out of the box?

HIPA pre-calibrates and tests each carburetor so it arrives ready to run, reducing the need for immediate tuning. The wet-flow testing process verifies fuel flow and spray patterns to help ensure consistent engine start and idle behavior.

• Factory-finished and preset for typical small-engine settings.
• Each unit undergoes wet-flow testing to simulate engine conditions.
• Includes necessary small parts (gasket and O-ring) for a straightforward swap.

What materials and design features increase durability?

This HIPA carburetor uses a combination of metal and engineered plastics to resist heat and corrosion encountered in outdoor power equipment. Key components are chosen to limit wear and maintain stable float and bowl operation over time.

• Brass internal components for reliable valve and jet performance.
• Zinc-plated float bowl to resist rust and degrade less over seasons.
• High-density plastic float and an anodized aluminum body for strength and lightweight construction.

What are the critical dimensions and what’s included in the package?

Check your original carburetor against these dimensions to confirm fitment before purchase. The package bundles the carburetor with the basic sealing parts needed for installation.

• Throttle mounting hole spacing (center-to-center): 46 mm; choke side: 35 mm.
• Bore diameters: throttle 18 mm, choke 22 mm; venturi 12.85 mm; fuel inlet 7 mm.
• Package contents: HIPA 799866 carburetor, one gasket, one O-ring.

Who is this for: Homeowners, landscapers, and small-engine repairers needing a reliable replacement carburetor for Craftsman, Toro, or John Deere walk-behind mowers. If your mower shows hard starting, rough idle, or poor throttle response and the engine uses the listed part references or dimensions, this HIPA unit offers a ready-to-install solution engineered for durability and consistent fuel delivery.