Product Summary
LS1, 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
- Holley Fuel Rail Kit P/N 534-219 included
Details
Intake Manifold
Single Plane Mid-Rise EFI LS Intake Manifold. All GM LS Gen III or IV engines equipped with LS1/LS2/LS6 style cathedral port cylinder heads.
- Kit does not work with factory fuel rails and requires the use of Holley Fuel Rail Kit
- 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 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
- 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
Charts
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 | 5.47″ |
Runners Included | No |
Runners Removable | No |
Supplemental Bosses Cast-In | No |
Supplemental Bosses Machined | No |
Sold in Quantity | Kit |