This is a genuine GM water pump it fits 1965-1968 Chevrolet all Chevelle, El Camino, Impala, Caprice, Belair, Nova with factory 396,427 Big block. 1965-1970 Corvette 396,427,454. 1970 All 454 Except HD. 1968-70 Pickups 2WD C-10 C-20 with 396. Cast 3982077, L18 70, GM 5T. Group # 1.069, part # 3990993.

Please Note:  NOS parts are made by the OEM.  These parts can range from 10 to 75 years old and were made to the standards of the year the part was manufactured. Most NOS parts are in good to excellent condition unless otherwise stated, but please do not expect them to be perfect.


Return Policy: We will not accept returns on already installed NOS, NORS, used, or original parts.