
HOLLEYPART NUMBER: 510-300-123BK
300-123BK EFI Hi-Ram Intake For LS1/LS2/LS6 Cathedral Port
$1,24995
1 left in stockLS Modular Hi-Ram Intake
- EFI Hi-Ram Intake
- For LS1/LS2/LS6 Cathedral Port
- Designed for use with 1 x 105mm GM LS Throttle Body, which is sold separately
- Longitudinal Mount Plenum Top
- Black Ceramic Coated Finish
Holley 300-123BK EFI Hi-Ram Intake For LS1/LS2/LS6 Cathedral Port Features:
- Base Plenum Top Mounting Flange Height - 8.42' to the lifter valley cover flange on engine block.
- Total Height with 92/105mm EFI Plenum Top - 12.32' to the lifter valley cover flange on engine block.
- Runner Length - 6.58', As-Cast Runner Cross-Sectional Area - Tapered 4.25 in² to 2.53 in²
- Throttle Body Flange Location, with 92/102mm EFI Plenum Top : Height - 8.42' (from engine block lifter valley cover flange), Longitudinal Location - 3.84' (forward from engine block front flange), Angle - 25 deg. (down from vertical)
- Plenum Top Gasket Type - 3/32' Round O-ring Cord
- Mounting Flange Gasket Type - Standard LS3 Molded O-Ring
- Port Size - 2.49' Height x 1.21' Wide
Emissions Note:
This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.
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Part TypeIntake Manifold
BrandHOLLEY
Package Height15.0
Package Width16.0
Package Length28.0
Weight30.0 PG
Part CategoryPerformance Parts
UsageStreet/Hi-Performance
Number Of CarbsNone, For Fuel Injection
PositionLower
EmissionWithout EGR
Rpm Range2500-8500
Cylinder Head TypeStandard
Part FitmentSemi Universal
Engine Make/SizeGM LS
Vendor Part Number300-123BK
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations






