GM Performance, Cylinder Head, Vortec, Assembled, 1.940/1.500" Valves, 170 cc Intake, 64 cc Chamber, 1.280" Springs, Ca

GM Performance: 12558060, Engines and Components, Cylinder Heads and Components, Cylinder Heads

Vortec Head - SBC (Each)

Cylinder Head, Vortec, Assembled, 1.940/1.500" Valves, 170 cc Intake, 64 cc Chamber, 1.280" Springs, Cast Iron, Small Block Chevy, Each

GM Performance is the performance parts division of General Motors. With a wide selection of performance upgrade parts specifically for GM vehicles, as well as crate engines, you can add proven performance to stock vehicles. Comes with Standard GM Warranty. New GM OEM Parts

THESE HEADS ARE ASSEMBLED. BARE HEAD NUMBER 19331471