Holley Mid-Rise EFI Intake Manifold & Rail Kit, LS3

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Features an optimized runner layout and constant cross sectional area
The minimum carb flange height will fit in vehicles with minimum hood modifications
Has a cast aluminum construction with a natural finish with a weight of just 11.5 lbs

$585.99

Factory Shipped

This part will be shipped by the manufacturer. We estimate this item will ship on or before October 10th.

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Product Summary

LS3, EFI Fuel System Type, Multi-port Injection Style

Features an optimized runner layout and constant cross sectional area
The minimum carb flange height will fit in vehicles with minimum hood modifications
Has a cast aluminum construction with a natural finish with a weight of just 11.5 lbs
It is a great manifold for centrifugal blower, turbocharged or NOS power adder applications
Manifold includes Holley fuel rail kit

Comes as a Kit

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Key Specs

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Details

Single Plane Mid-Rise EFI LS Intake Manifold. Fits all GM LS Gen III engines equipped with LS3/L92 style rectangular port cylinder heads

This manifold will not work with factory fuel rails and requires the use of Holley Fuel Rail Kit 534-218
2500-7000 RPM power band
4150 Square bore flange
Optimized runner layout and constant cross sectional area - broad torque curve, best vehicle performance from 2500-7000 RPM
Minimum carb flange height - fit in vehicles with minimum hood modifications
Cast aluminum construction - great manifold for centrifugal blower, turbocharged or NOS mild power adder applications
Efficient casting design - lightweight, consistent wall thicknesses, improved casting quality
Weight - 11.5 lbs.
Height (front) - 5.417" to the lifter valley cover flange at the engine block front flange and bellhousing flange
Port size - 2.50" height x 1.15" wide
Includes Viton® O-ring intake to cylinder head gaskets - Viton® is a registered trademark of DuPont Performance Elastomers
EFI Fuel Rail Kit included

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KEY SPECS
Brand	Holley
Intake Manifold Type	Dual Plane \| Medium Rise
RPM Range	2,500-7,000
Material Type	Aluminum

GENERAL
Fuel System Type	EFI
Injection Style	Multi-port
Finish	Natural
EGR	No
Intake Section Included	Complete
Plenum Material	Aluminum
Plenum Finish	Natural
Throttle Body Included	No
Injectors Included	No
Aftermarket Fuel Rail Required	Yes
Fuel Rails Included	Yes
Overall Height	5.42"
Runners Included	No
Runners Removable	No
Supplemental Bosses Cast-In	No
Supplemental Bosses Machined	No
Sold in Quantity	Kit