HOLLEY 4150, 4160 REPLACEMENT FOR HOLLEY 16R-498-3A ROCHESTER 790813. Fits: CHEVROLET/GMC TRUCK 1975-90. Carburetor numbers: 2011491 2011492 2011493 2011494 2011495 2011496 2047661 2047662 2047671 2047672 2047676 2047677 2047680 2047684 2047686 2047687 2051924 15501849 15501851 15501852 15501856 15501858 15544283 15553355 15553356 15553357 15572680 15572681 15622035 15625765 15625766 95603470, R-7036A R-7128A R-7163A, R-60031A R-60034A R-60037-1A R-60037A R-60041-1A R-60041A R-60043-1A R-60043A R-60061A R-60108A R-60124A R-60125A R-60160A R-60161A R-60162A R-6928A R-6929A R-6930A R-6931A R-7159A R-7264A R-7266A R-7386A R-7387A R-7388A R-7389A R-7390A R-7700A R-7701A R-7702A R-7703A R-7704A R-7923A R-7924A R-7925A R-7926A R-7927A R-7928A R-8278A R-8279A R-8280A R-8281A R-8282A R-8283A R-8443A R-8444A R-8848A R-8849A R-8850A R-8851A R-8852A R-8853A R-8854A R-8855A R-8856A R-8857A R-8894A R-9392AAA R-9714A R-9715A R-9716A R-9717A R-9922A R-9923AAA