Holley 650 - 800 CFM Double Pumper Two Corner Base Plate Assembly - Square Bore.
$204.99
Holley 650-800 CFM Double Pumper Base Plate Assembly. This new base plate assemble fits 4150 series double pumper with TWO CORNER IDLE, 650-800 CFM and 1-11/16" throttle bore/plates marked 172.
