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

Mfg Part #

300-951

NP#

HOL300-951

Brand

Universal fit: no vehicle restriction.

• 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