Holley Single Plane EFI Intake - GM LS1/LS2/LS6

Holley Single Plane EFI Intake - GM LS1/LS2/LS6

Black Ceramic Coated, Single Plane EFI LS Intake Manifold. Fits all GM LS Gen III engines equipped with LS3/L92 style rectangular port cylinder heads

Overview
Black Ceramic Coated, Single Plane EFI LS Intake Manifold. Fits all GM LS Gen III engines equipped with LS3/L92 style rectangular port cylinder heads

Includes mounting bolts & washers. Also includes O-ring cylinder head mounting flange gaskets for an OEM style seal. This manifold will not work with factory fuel rails and requires the use of Holley Fuel Rail Kit 534-218. NOTE: The EFI versions of the LS HI-Ram intake manifold and fuel rail are designed to accept Bosch Style EV-1 or Magneti Marelli Pico fuel injectors. OE LS fuel injectors may not fit properly in the Hi-Ram EFI intake manifold fuel rail assembly. There is a kit available separately for the LS7 Hi-Ram EFI to allow the use of stock LS7 fuel injectors, P/N 300-230 (see below in the service parts section).

Features:

• 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
• Kit does not work with factory fuel rails and requires the use of Holley Fuel Rail Kit P/N 534-219

Details:

• Color: Silver
• Construction: Cast
• Engine: GM LS1/LS2/LS6
• Finish: Silver
• Flange Style: 4150 Square Bore
• Front Height: 5.417 inch
• Fuel System Type: EFI
• Manifold Type: Single Plane
• Rear Height: 5.417 inch
• Recommended Use: Forced Induction
• RPM Power Band: 2500-7000 RPM
• Warranty: Limited 90 Day

Links
Instruction Sheet