Holley Hi-Ram Front-Feed EFI Intake Manifold Kit - Small Block Chevy - 300-951

Holley Hi-Ram Front-Feed EFI Intake Manifold Kit - Small Block Chevy - 300-951

$1,065.95
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Holley Hi-Ram Front-Feed EFI Intake Manifold Kit - Small Block Chevy - 300-951

Holley Hi-Ram Front-Feed EFI Intake Manifold Kit - Small Block Chevy - 300-951

$1,065.95
Introducing the latest addition to the acclaimed Hi-Ram EFI intake manifold series, originally designed for the GM Gen IV LS3 engine. The Holley SBC Hi-Ram is engineered to elevate your vehicle’s performance to new heights. Unleash the Power of Your Engine with the Holley SBC Hi-Ram! The 300-951, a hood-height friendly Hi-Ram variant features a “front-feed” plenum and a forward-facing throttle body flange. This beast can handle up to a 95mm LS 4-bolt throttle body, including DBW throttle bodies. It’s the ultimate upgrade, replacing the popular Holley/Weiand Stealth-Ram intake manifold, renowned for boosting the performance of 1985-92 GM 5.7L TPI fuel-injected engines. The versatile fuel rail kits are compatible with both long and short type fuel injectors, ensuring flexibility and convenience. Experience the power and aesthetics of high-end billet and fabricated racing intake manifolds, all at the cost-effective price of cast aluminum. Perfectly designed to fit under the OE hood of Gen 1, 2, & 3 Camaros and Firebirds, the 300-951 is your ticket to transforming your ride into a high-performance machine!

Features:

  • Power Band: 1500-8000 RPM
  • Black anodized EFI fuel rails are machined for -8AN O-ring fittings and come included with these EFI Hi-Ram kits.
  • The coolant outlet is a standard Small Block Chevy thermostat housing flange and (1) 1/2 NPT and (2) 3/8 NPT coolant ports are provided.
  • Uses drive by wire or cable actuated GM Gen IV LS 4-bolt throttle bodies
  • Requires the use of early type GM or small cap MSD or Holley Distributors. Not compatible with HEI distributors
  • Throttle Cable Bracket is supplied in the kit
  • Plenum Top Gasket Type – 3/32” Round O-ring Cord
  • MAP sensor port is for a GM Gen IV LS MAP sensor, manifold also has provisions for (1) 1/8 NPT, (1) 1/4 NPT, (1) 3/8 NPT fittings to the plenum
  • Is a hood-height friendly Hi-Ram variation and compatible with OE hoods for Gen 1, 2, & 3 Camaros and Firebirds. Should be compatible with most applications with a mild cowl induction hood
  • The Small Block Chevy Hi-Ram manifold is available in either a traditional Hi-Ram 105mm plenum layout or with a hood-height friendly 95mm front-feed plenum layout
  • Cast 356-T6 Aluminum Construction, Natural, Satin As-Cast Aluminum Finish
  • Designed for 1955-86 265-400 Gen 1 Chevy engines fitted with cylinder heads having a standard intake manifold flange configuration. Not designed for raised intake port, 18 degree, or L31 Vortec type cylinder heads.
  • 1.95” tall x 1.25” wide port flange openings, uses Mr. Gasket intake manifold gasket #5281

Product Specifications:

  • Product Details: Small block Chevy Hi-Ram intake manifold, front-feed with 95mm LS throttle body flange
  • Basic Operating RPM Range: 1500-8000 RPM
  • Carburetor Flange: N/A
  • Carburetor Quantity: N/A
  • Carburetor Studs Included: N/A
  • CNC Ported: No
  • Color: Natural
  • Construction: Cast
  • Cylinder Head Port Shape: Rectangle
  • Deck Height: 9.025 IN
  • EGR Port: No
  • Engine: Chevrolet Small Block Gen I
  • Flange Style: N/A
  • Front Maximum Height: 9.63 IN
  • Fuel Injectors Included: No
  • Fuel Rail(s) Included: Yes
  • Fuel System Type: EFI
  • Gasket Or Seal Included: Yes
  • Grade Type: Performance
  • Intake Port Gasket(s) Included: No
  • Intake Runner Length: 6.35
  • Manifold Type: Hi-Ram
  • Material: Aluminum
  • Nitrous Bung(s) Included: No
  • Part Type: Engine Intake Manifold
  • Plenum Finish: Natural
  • Plenum Volume: 364
  • Port Size: 1.95 x 1.25
  • Product Type: Intake Manifold
  • Rear Maximum Height: 9.83 IN
  • Removable Runners: No
  • Removable Top/Lid: Yes
  • Single Or Dual Plane Type: Single Plane
  • Throttle Body Bore Diameter: 95mm
  • Throttle Body Gasket Included: Yes
  • Throttle Body Included: No
  • Throttle Bore: 95 MM
  • Vacuum Ports: Yes

Product Notes:

Not compatible with a GM HEI distributor. Please see the diagrams in the product images for other dimensions.

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