Single Plane EFI LS Intake Manifold. Fits all GM LS Gen III engines equipped with LS7 cylinder heads.
Designed with a 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
The manifold kit includes the fuel rails, mounting hardware, and o-ring cylinder head mounting flange gaskets.
- 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
- 2500-7000 RPM power band
- Weight - 11.5 lbs.
- 4150 Square bore flange
- Height (front) - 5.417" to the lifter valley cover flange at the engine block front flange and bellhousing flange
- Optimized runner layout and constant cross sectional area - broad torque curve, best vehicle performance from 2500-7000 RPM
- Port size - 2.33" height x 1.27" wide
- Includes FKM o-ring intake to cylinder head gaskets
- Minimum carb flange height - fit in vehicles with minimum hood modifications
Notes: Includes fuel rails, mounting hardware, and O-ring cylinder head mounting flange gaskets. The included fuel rails are designed to accept Bosch Style EV-1 or GM OE LS7 fuel injectors.
Instructions
Emissions Warning
Products sold on this website may not be legal for use on public roads or highways due to Environmental Protection Agency (EPA) restrictions or California Air Resources Board (CARB) emissions regulations. Federal and State regulations may restrict Product installation to pre-emissions regulation (Model Year 1974 or earlier) or to competition/racing vehicles used exclusively in
1) events organized by recognized bodies, authorizing permits for participating drivers.
2) racing event qualification, and3) practice associated with events.
Installation of such products, including driving racing vehicles to and from the track, may be considered illegal “tampering ” or as “defeat device”, and may result in federal and state penalties. It is the purchaser’s responsibility to ensure compliance with all applicable emissions laws, including California’s stricter standards.
Proposition 65 Warning:
This product may contain chemicals known to the state of California to cause cancer, birth defects, or other reproductive harm. For more information, visit www.P65Warnings.ca.gov.
- Engine Block Style:
- Stock/OEM standard deck
- Style:
- Single plane/Multi-port
- Basic Operating RPM Range:
- 2,500-7,000
- Material:
- Aluminum
- Finish:
- Natural
- Height:
- 5.417 in.
- Intake Section Included:
- Complete
- Throttle Body Bore Size:
- 4-barrel square bore
- Fuel Rails Included:
- Yes
- Aftermarket Fuel Rail Required:
- No
- Has Bosses:
- Yes
- Bosses Machined:
- Yes
- Boss Quantity:
- Eight
- Injectors Included:
- No
- Throttle Body Included:
- No
- EGR:
- No
- Quantity:
- Sold as a kit.
- Notes:
- Designed to fit LS7 style cylinder heads. This manifold will not work with factory fuel rails.
- Make:
- Chevrolet
- Engine Family:
- Chevy small block Gen III/IV (LS-based engines)
- Engine Sizes:
- 7.0L/427
- Years:
- 2006-2015
- Cylinder Head Style:
- LS7 style cylinder heads