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Holley Performance Holley Hi-Ram Lower Manifold 300-124


EFI w/92mm Throttle Body - Front/Rear Height 8.42 in. - Hi Ram Manifold - RPM Power Band 1500-7000 - Satin Finish

Pricing: $749.95


Holley Performance - Holley Hi-Ram Lower Manifold P/N 300-124 Features:

  • Runner Length 6.29 in As Cast Runner
  • Throttle Body Flange w/92/102mm EFI Plenum Top Height 8.42in.
  • Plenum Top Gasket Type 3/32 in. Round O-Ring Cord
  • Mounting Flange Gasket Type Standard LS3 Molded O-Ring
  • Port Size 2.49 in. Height 1.21 in. Wide
  • Total Height With 92/102mm EFI
  • Plenum Top Mounting Flange Height 8.42 in.
  • Plenum Top: 12.32 in.

Product Documents:


Holley products have been the undisputed leader in fuel systems for over 100 years. Holley carburetors power every NASCAR Sprint Cup team and every NHRA Pro–Stock champion. Holley's products include performance fuel pumps, fuel injection, intake manifolds, cylinder heads & engine dress–up products for street performance, race and marine applications. As a single solution, or partnered with products from other Holley companies, Hooker Headers, Flowtech Headers, NOS, Weiand, or Earl's, Holley products can give you the edge you need over the competition.


  • 300-124
  • 300-124
  • 090127681695
  • Holley Performance
  • New

Shipping Information

  • Item Requires Shipping
  • 35.0 lbs.
  • W14.7500” x H13.0000” x L24.0000”

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