Genuine Husqvarna Oil Pump – Fits 545 Mark II, 550XP Mark II, OEM 505199911

This is a genuine Husqvarna oil pump, not aftermarket.

Fits the 545 Mark II and 550XP Mark II chainsaws.

Part numbers are 505199911 and C-4-36.

It's a 2-stroke engine component, runs on gasoline.

Brand new, still in original packaging.

If your saw isn't oiling the bar like it should, this pump will get you back to cutting.

No UPC, but it's 100% Husqvarna—reliable, direct fit, no messing around.