Carburetor Rebuild Kit for ZAMA RB-151 Aftermarket Carburetor Rebuild Kit for ZAMA Replace ZAMA RB-151 Go with GND-84 if you need gasket and diaphragm kit Fits Stihl TS410, TS420 models with specified ZAMA carburetors Order by 5.00 PM, ship at next day with USPS first class mail.