marddpair Carburetor with Air Filter Replacement for Echo PB-251 PB-255 PB-255LN ES-255 Replacement for Zama RB-K90

Specification Replacement for Manufacturer Part Number- A021001590 A021001591 A021001592 A021001593 Package Includes 1 carburetor 2 primer bulb 1 air filter 2 pcs gasket 1 fuel line kit 1 spark plug 1 grommet as Pictured Compatible Replacement For- Echo Models Below w/ RB-K90 Carb: PB-251 S/N: P06113001001 - P06113999999-->Carburetor -- RB-K90 S/N: P06113002451 - P06113999999 PB-251 S/N: P07611001001 - P07611999999-->Carburetor -- RB-K90 S/N: P07611022475 - P07611999999 PB-251 S/N: P09012001001 - P09012999999-->Carburetor -- RB-K90 S/N: P09012139270 - P09012999999 PB-255LN S/N: P35012001001 - P35012999999-->Carburetor -- RB-K90 PB-255LN S/N: P35111001001 - P35111999999-->Carburetor -- RB-K90 PB-255LN S/N: P35213001001 - P35213999999-->Carburetor -- RB-K90 PB-255 S/N: P06213001001 - P06213999999-->Carburetor -- RB-K90 PB-255 S/N: P07711001001 - P07711999999-->Carburetor -- RB-K90 PB-255 S/N: P09112001001 - P09112999999-->Carburetor -- RB-K90 ES-255 S/N: P00811001001 - P00811999999-->Carburetor -- RB-K90 ES-255 S/N: P07213001001 - P07213999999-->Carburetor -- RB-K90 ES-255 S/N: P18812001001 - P18812999999-->Carburetor -- RB-K90 Replacement For- Zama RB-K90 Pls Note Please kindly check the compatibility and specifications before ordering