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Holley | SKU:
300-963
Holley 300-963 Hi-Ram EFI Intake Manifold Kit - Big Block Chevy
Hi-Ram intake manifold with 105mm LS GenIV type throttle body flange type plenum top. A -10AN fuel rail kit is included.
Regular price
$2,142.70 NZD
+ GST
Unit price
/
Unavailable
Shipping calculated at checkout.
Holley 300-963 Hi-Ram EFI Intake Manifold Kit - Big Block Chevy is not in stock at Fast Lane Spares and will ship direct from supplier
⚠ Special Order Item — ships direct from supplier. No returns, exchanges, or cancellations once processed. Please allow 7–20 days shipping.
Stock Status:
Holley 300-963 Hi-Ram EFI Intake Manifold Kit - Big Block Chevy
Regular price
$2,142.70 NZD
+ GST
Unit price
/
Unavailable
Description
Description
Hi-Ram intake manifold with 105mm LS GenIV type throttle body flange type plenum top. A -10AN fuel rail kit is included.
Part Number: 300-963
Holley Hi-Ram EFI intake manifolds are now available for 1965 & later 396-502+ MKIV-MKVI Big Block Chevy engines with standard intake flange rectangle-port cylinder heads. Traditional Big Block Chevy engines can now also be fitted with the Holley Brand Hi-Ram type EFI intake manifolds that have so well served GM LS & LT, Gen 3 Hemi, SBF Ford, and Ford Coyote engine platforms. The iconic Chevy SBC & BBC platforms are primed for 21st century induction systems, Holley EFI engine management, and Holley fuel systems.
Features and Benefits
• 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 is supplied in the kit
• Plenum Top Gasket Type – 3/32” Round O-ring Cord
• Power Band: 1500-8000 RPM
• Requires the use of early type GM or small cap MSD or Holley Distributors. Not compatible with HEI distributors
• Uses drive by wire or cable actuated GM Gen IV LS 4-bolt throttle bodies
• Black anodized EFI fuel rails are machined for -10AN O-ring fittings and come included with these EFI Hi-Ram kits.
• The coolant outlet is a standard Chevy thermostat housing flange. and (2) 1/2 NPT and (1) 3/8 NPT coolant ports are provided.
• Hi-Ram intake manifolds are a cost-effective alternative to fabricated sheet-metal or billet manifolds for high-performance applications where induction system height is not limited
• 300-961, 300-963, and 300-964 are designed for 1965 & later 396-502+ MKIV-MKVI standard 9.80” deck height Big Block Chevy engines with standard intake flange rectangle-port cylinder heads.
• The Big Block Chevy Hi-Ram manifold is available in either a traditional Hi-Ram 105mm plenum top or with a 2 x 4150 4-barrel throttle body plenum top options
• 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
Part Number: 300-963
Holley Hi-Ram EFI intake manifolds are now available for 1965 & later 396-502+ MKIV-MKVI Big Block Chevy engines with standard intake flange rectangle-port cylinder heads. Traditional Big Block Chevy engines can now also be fitted with the Holley Brand Hi-Ram type EFI intake manifolds that have so well served GM LS & LT, Gen 3 Hemi, SBF Ford, and Ford Coyote engine platforms. The iconic Chevy SBC & BBC platforms are primed for 21st century induction systems, Holley EFI engine management, and Holley fuel systems.
Features and Benefits
• 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 is supplied in the kit
• Plenum Top Gasket Type – 3/32” Round O-ring Cord
• Power Band: 1500-8000 RPM
• Requires the use of early type GM or small cap MSD or Holley Distributors. Not compatible with HEI distributors
• Uses drive by wire or cable actuated GM Gen IV LS 4-bolt throttle bodies
• Black anodized EFI fuel rails are machined for -10AN O-ring fittings and come included with these EFI Hi-Ram kits.
• The coolant outlet is a standard Chevy thermostat housing flange. and (2) 1/2 NPT and (1) 3/8 NPT coolant ports are provided.
• Hi-Ram intake manifolds are a cost-effective alternative to fabricated sheet-metal or billet manifolds for high-performance applications where induction system height is not limited
• 300-961, 300-963, and 300-964 are designed for 1965 & later 396-502+ MKIV-MKVI standard 9.80” deck height Big Block Chevy engines with standard intake flange rectangle-port cylinder heads.
• The Big Block Chevy Hi-Ram manifold is available in either a traditional Hi-Ram 105mm plenum top or with a 2 x 4150 4-barrel throttle body plenum top options
• 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
Specifications
Specifications
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Specifications
Basic Operating RPM Range 1500-8000 Brand Holley Carburetor Flange N/A Carburetor Quantity N/A Carburetor Studs Included No Category Intake Manifolds CNC Ported No Color Natural Construction Cast Cylinder Head Port Shape Rectangle Deck Height 9.8 EGR Port No Emission Code 3 Engine Chevy Big Block V8 Flange Style N/A 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 Manifold Type Hi-Ram Material Aluminum Nitrous Bung(s) Included No part type Engine Intake Manifold Plenum Finish Natural Product Type Intake Manifold Removable Runners No Removable Top/Lid Yes Single Or Dual Plane Type Single Plane Throttle Body Bore Diameter 105 Throttle Body Gasket Included Yes Throttle Body Included No Throttle Bore 105 Vacuum Ports Yes Warning California Proposition 65 Warranty Manufacturer's Limited 90 Day Warranty -
Instructions
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