Carbureted 2x4150 Dual Plane Intake Manifold, LS Gen 3 LS1/LS2/LS6 eng. 300-120 transmission-cooler-lines 7L V8 1969 - 1972

7L V8 1969 - 1972 Chevrolet Kingswood Estate 350/5

8 V6 1979 Oldsmobile Cutlass Salon Base 260/4

and all other 4150 style carburetors with dual metering blocks and 7/8"-20 threaded fuel bowls

1 V6 2002 Pontiac Grand Prix GTP 231/3

This creates a much stronger scavenging effect to help evacuate the cylinders during the exhaust stroke netting more power

Carbureted 2x4150 Dual Plane Intake Manifold, LS Gen 3 LS1/LS2/LS6 eng. 300-120 transmission-cooler-lines 7L V8 1969 - 1972Holley Carbureted 2x4150 Dual Plane Intake Manifold, LS Gen 3 LS1 LS2 LS6 engines Holley Carbureted 2x4150 Dual Plane Intake Manifold, LS Gen 3 LS1 LS2 LS6 engines NOTES: All GM LS Gen 3 engines equipped with LS1 LS2 style cathedral port cylinder heads Features: The Holley GM LS1 LS2 LS6 2x4V dual plane was designed in the tradition of the great dual Holley 4160 induction systems that competed on drag strips, in Trans Am and at Lemans in the 1960? s.