Holley EFI Holley LS EFI Manifold - 2x4 Dual Plane - Black GM LS1/LS2/LS6 GVMR 300-121BK ^

Call us today to order your Holley EFI Holley LS EFI Manifold - 2x4 Dual Plane - Black GM LS1/LS2/LS6!

Part # 300-121BK

• The dual-plane equal-distribution layout produces great mid-range torque without compromising top end power.
• Appropriate for any street/performance, muscle car, or street rod enthusiast
• Intended for use on all GM LS Gen III engines equipped with LS1/LS2 style cathedral port cylinder heads
• Power band from 1500-7000 rpm
• Carbureted and EFI versions available
• Cast aluminum construction
• 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.
• Carb Flange Center-To-Center: 8-5/8”

Holley EFI 2x4 Dual Plane Intake Manifold, LS Gen 3 LS1/LS2/LS6 engines

Vehicle information below is not a guaranty of fitment. If you have fitment concerns, please call prior to ordering.

1900

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