20370 Carburetor Replacement for Toro Recycler Model 20370 149CC Lawn Mower Carb

What It Is

This is a replacement carburetor for the Toro Recycler Model 20370 149cc lawn mower. It’s a direct-fit aftermarket part designed to restore fuel delivery and engine performance when the original carb clogs, leaks, or fails.

Fitment & Compatibility

Before buying, confirm your mower is the Toro Recycler Model 20370 with a 149cc engine (typically the Briggs & Stratton 500e series). Check the deck size (usually 21 or 22 inches) and verify your mower’s model number on the underside or rear of the deck. This carb is not a genuine Toro OEM part; it’s an aftermarket replacement. Measure the mounting bolt spacing (typically 2.5 inches center-to-center) and ensure the fuel inlet and bowl size match your original. If your mower has a different engine (e.g., 190cc or 163cc), this won’t fit.

Key Things to Know

• Quality is acceptable for the price, but the gaskets may be thin or poorly cut. Replace with OEM gaskets if possible.
• Installation is moderate – you’ll need to remove the air filter cover, disconnect the fuel line, and swap the carb. Expect 20–40 minutes.
• Adjust the idle mixture screw after installation (turn 1.5 turns out from lightly seated as a starting point). If the engine surges, tweak it.
• Clean the fuel tank and line before installing; debris from old carb failures can quickly clog the new unit.

Should You Buy It

If you need a budget fix for a Toro Recycler 20370 with a dead carb and you’re comfortable with basic small-engine work, this is a solid stopgap. Skip it if you want OEM reliability or have a different model – those cases warrant a genuine Toro or Briggs carb.