Home / Holley Performance 300-125BK Engine Intake Manifold
  • Holley Performance 300-125BK Engine Intake Manifold
  • Holley Performance 300-125BK Engine Intake Manifold
  • Holley Performance 300-125BK Engine Intake Manifold
  • Holley Performance 300-125BK Engine Intake Manifold
  • Holley Performance 300-125BK Engine Intake Manifold
  • Holley Performance 300-125BK Engine Intake Manifold
  • Holley Performance 300-125BK Engine Intake Manifold
  • Holley Performance 300-125BK Engine Intake Manifold
  • Holley Performance 300-125BK Engine Intake Manifold
  • Holley Performance 300-125BK Engine Intake Manifold

Holley Performance 300-125BK Engine Intake Manifold

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Base Plenum Top Mounting Flange Height " 8.42 to the lifter valley cover flange on engine block. Total Height with 92/105mm EFI Plenum Top " 12.32 to the lifter valley cover flange on engine block. Port Size " 2.49 Height x 1.21 Wide Mounting Flange Gasket Type " Standard LS3 Molded O-Ring Plenum Top Gasket Type " 3/32 Round O-ring Cord Throttle Body Flange Location, with 92/102mm EFI Plenum Top : Height " 8.42 (from engine block lifter valley cover flange), Longitudinal Location " 3.84 (forward from engine block front flange), Angle " 25 deg. (down from vertical) Runner Length " 6.29, As-Cast Runner Cross-Sectional Area " Tapered 4.67 in to 2.84 in