Parts for Columbia 31AH55K4897 / 2010: Su-10 Crankcase Parts

Engine losing compression or making knocking sounds? This piston pin snap ring secures the piston pin in place. A small but critical engine component.

Fix engine knocking or loss of power with a new piston pin. Essential for connecting the piston to the connecting rod in small engines. Simple repair.

Replace your engine governor gear and shaft if your engine runs too fast or surges. Fits lawn tractors, snow throwers, and walk-behind mowers. DIY-friendly.

Engine won't start after sudden stop? A sheared flywheel key breaks the connection between crankshaft and flywheel. Simple DIY repair.

Seals the engine sump to prevent oil leaks in lawn mowers and snow blowers. Replace if you notice oil pooling or leaking. Verify fit with your model number.

Engine dipstick o-ring seals the oil dipstick tube to prevent leaks. Replace if cracked, hardened, or leaking oil. Verify fit with your model number.

Oil drain pipe for small engines and snow throwers. Replaces cracked, broken, or corroded drain pipes. Installs on engine block for oil changes.

Washer fastener for outdoor power equipment engines. Secures components and ensures proper fit. Replace if missing, damaged, or worn during maintenance.

Replacement oil drain plug for outdoor power equipment engines. Installs in the oil pan to seal the drain opening. Replace if stripped, cracked, or leaking.

Replace this engine oil seal to prevent oil leaks from the engine sump. Install when you notice oil seepage or during routine maintenance. Verify fit with your equipment's model number before ordering.

Replace a leaking or damaged oil drain assembly on your snowblower engine. Includes valve for easier oil changes. Basic hand tools required.