Holley Hi-Ram EFI Intake Manifold Kit - Small Block Chevy - Holley (300-950)

Key Product Benefits

• 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
• Cost-effective alternative to fabricated sheet-metal or billet manifolds for high-performance applications where induction system height is not limited
• 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.
Uses drive by wire or cable actuated GM Gen IV LS 4-bolt throttle bodies
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
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.
Power Band: 1500-8000 RPM
Black anodized EFI fuel rails are machined for -8AN O-ring fittings and come included with the EFI Hi-Ram kits.
Plenum Top Gasket Type – 3/32” Round O-ring Cord
Cast 356-T6 Aluminum Construction, Natural, Satin As-Cast Aluminum Finish
Requires the use of early type GM or small cap MSD or Holley Distributors. Not compatible with HEI distributors
1.95” tall x 1.25” wide port flange openings, uses Mr. Gasket intake manifold gasket #5281
Throttle Cable Bracket is supplied in the kit
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