Carbureted 2x4150 Dual Plane Intake Manifold, LS Gen 3 LS1/LS2/LS6 eng. 300-120 transmission-cooler-lines This creates a much stronger

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

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Carbureted 2x4150 Dual Plane Intake Manifold, LS Gen 3 LS1/LS2/LS6 eng. 300-120 transmission-cooler-lines This creates a much strongerHolley 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.