*UNTESTED* OEM Cast Iron GM Water Pump #30430-1 (aka #30430 A), stamped '3' 'N' for 1961-65 C2 (as well as 60s-70s Impala, Nova, Chevelle, LD Trucks and Vans). Impeller handle turns easily and original bolts in place on impeller cover. Has been in dry storage for 30+ years. UNTESTED.