640052 Carburetor Combo - For Tecumseh HMSK80 HMSK90 HMSK100 LH318SA Engine, Toro MTD Cub Cadet Snow Blower

640052 Carburetor Combo - For Tecumseh HMSK80 HMSK90 HMSK100 LH318SA Engine, Toro MTD Cub Cadet Snow Blower640052 Carburetor Combo Key Features Direct fit replacement for original equipment Corrosion resistant metal construction Complete kit includes carburetor, gasket, fuel filter, fuel line, and primer bulb Pre adjusted for standard factory settings Replaces Cross Reference Part Numbers Tecumseh: 640052, 640349, 640054 Oregon Stens: 50 659, 520 926 Compatibility & Fitment Fits Tecumseh 8HP, 9HP, and 10HP engines Engine Models: HMSK80, HMSK85, HMSK90,

640052 Carburetor Combo

Key Features

• Direct-fit replacement for original equipment
• Corrosion-resistant metal construction
• Complete kit includes carburetor, gasket, fuel filter, fuel line, and primer bulb
• Pre-adjusted for standard factory settings

Replaces / Cross-Reference Part Numbers

• Tecumseh: 640052, 640349, 640054
• Oregon / Stens: 50-659, 520-926

Compatibility & Fitment

• Fits Tecumseh 8HP, 9HP, and 10HP engines
• Engine Models: HMSK80, HMSK85, HMSK90, HMSK100, HSMK110, LH318A, LH318SA, LH358SA
• Commonly used on snow blowers, generators, and chipper shredders

When to Replace

• Engine will not start, or is difficult to start
• Rough idling or frequent stalling
• Poor engine performance and lack of power
• Visible fuel leaks from the carburetor body
• Black smoke from exhaust or increased fuel consumption

Installation Tips

• Disconnect the spark plug wire before beginning work.
• Ensure the fuel tank is empty or the fuel line is clamped off.
• Replace fuel lines and filter if they show signs of wear or degradation.
• Verify the new gasket creates a proper seal between the carburetor and the engine intake.
• Minor adjustments to idle or mixture screws may be necessary after installation for optimal performance.