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Holley Big Block Chevy Hi-Ram EFI Intake Manifold Kit with 105mm LS GenIV Throttle Body Plenum Top; Satin
Item EK-33-929180
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$1,117.95
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$55.90 Available in EK Cash Rewards.
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Product Information
Features, Description, Q&A
Features
- Hi-Ram Intake Manifold With 105mm LS GenIV Type Throttle Body Flange Type Plenum Top
- -10AN Fuel Rail Kit Included
- 2.40” Tall X 1.60” Wide Port Flange Openings, Uses Mr. Gasket Intake Manifold Gasket #5817
- Cast 356-T6 Aluminum Construction, Natural Satin As-Cast Aluminum Finish
- Throttle Cable Bracket Supplied In The Kit
- Plenum Top Gasket Type – 3/32” Round O-ring Cord
- Power Band: 1500-8000 RPM
- Requires Early Type GM Or Small Cap MSD Or Holley Distributors; Not Compatible With HEI Distributors
- Compatible With Drive By Wire Or Cable Actuated GM Gen IV LS 4-Bolt Throttle Bodies
- Black Anodized EFI Fuel Rails Machined For -10AN O-Ring Fittings Included
- Coolant Outlet Is Standard Chevy Thermostat Housing Flange with (2) 1/2 NPT and (1) 3/8 NPT Coolant Ports
- Cost-Effective Alternative To Fabricated Sheet-Metal Or Billet Manifolds For High-Performance Applications Where Induction System Height Is Not Limited
- Designed For 1965 & Later 396-502+ MKIV-MKVI Standard 9.80” Deck Height Big Block Chevy Engines With Standard Rectangle-Port Intake Flange Cylinder Heads
- Available With Traditional Hi-Ram 105mm Plenum Top Or With 2 X 4150 4-Barrel Throttle Body Plenum Top Options
- MAP Sensor Port For GM Gen IV LS MAP Sensor, Also Provides (1) 1/8 NPT, (1) 1/4 NPT, (1) 3/8 NPT Fittings To The Plenum
Description
Advanced EFI Intake Manifold. The Holley Big Block Chevy Hi-Ram EFI Intake Manifold Kit, featuring a 105mm LS GenIV Throttle Body Plenum Top with a satin finish, delivers superior airflow management for 1965 and later Big Block Chevy engines. Engineered for high-performance fuel injection systems, it optimizes power delivery across a wide RPM range of 1500 to 8000 RPM, providing improved throttle response and tunability.
Construction and Appearance. Manufactured from durable 356-T6 cast aluminum, this manifold features a natural satin as-cast finish that resists corrosion and wear while maintaining rugged durability under high heat and pressure. Included are black anodized fuel rails machined for -10AN O-ring fittings and gasketed interfaces using high-quality O-ring seals to ensure leak-free operation.
Installation. Designed for straightforward installation using standard mounting points without the need for drilling or modifications. The kit includes a throttle cable bracket for compatibility with early-type GM or small cap MSD or Holley distributors. Please note, this manifold is not compatible with HEI distributors.
Warranty. This product includes a manufacturer’s limited 90-day warranty covering defects in materials and workmanship.
Holley 300-963
CA Residents: 
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
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