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Holley 300-256BK Single Plane Split-Design Race Intake Manifold- Gm Ls1/Ls2/Ls6- Black

2 sold in last 8 days
Holley
ds_BBVL_300-256BK
Engine Intake Manifold
$872.09 $739.76
$739.76

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Holley 300-256BK Single Plane Split-Design Race Intake Manifold- Gm Ls1/Ls2/Ls6- Black

The new Holley Single-Plane Race intake manifold were designed with performance in mind. They feature a race bred, two piece split feature that was previously only found on the most expensive race intakes. The manifold will fit GM LS Gen III engines with cathedral port heads and are intended for 4150 style square bore flanged carburetors or throttle body EFI.The LS Race single-plane intake manifold was designed for hi-performance/racing engine applications, 5.3 to 6.2+ liter displacement, and maximum engine speeds of 6000-7000 rpm, depending on the engine combination. This single-plane design provides optimal performance across the RPM spectrum while providing maximum performance up to 7000 rpm.The Holley LS Race manifold incorporates a split feature, which allows disassembly of the intake for direct access to internal plenum and port surfaces, making custom porting and matching a snap. With shoulder bolt locators and O-ring seal, reassembly is simple and precise. Technical DataΓÇÜ┬╖ A-B Height - 7.32 in. (0° carb flange angle)iΓÇÜ┬╖ Port Size- 3.28 in. Height x 1.10 in. WideΓÇÜ┬╖ Carburetor Flange - Standard 4150 for up to 1-3/4 in. diameter throttle boresiΓÇÜ┬╖ As-Cast Runner Cross-Sectional Area - 3.5 inA┬▓ at the runner entry tapered to 2.9 inA┬▓ at the flange exit

Specifications:

Description_DEF Engine Intake Manifold
Description_DES Holley Single Plane Split-Design Race Intake Manifold- GM LS1/LS2/LS6- Black
Description_MKT The new Holley Single-Plane Race intake manifold were designed with performance in mind. They feature a race bred, two piece split feature that was previously only found on the most expensive race intakes. The manifold will fit GM LS Gen III engines with cathedral port heads and are intended for 4150 style square bore flanged carburetors or throttle body EFI.The LS Race single-plane intake manifold was designed for hi-performance/racing engine applications, 5.3 to 6.2+ liter displacement, and maximum engine speeds of 6000-7000 rpm, depending on the engine combination. This single-plane design provides optimal performance across the RPM spectrum while providing maximum performance up to 7000 rpm.The Holley LS Race manifold incorporates a split feature, which allows disassembly of the intake for direct access to internal plenum and port surfaces, making custom porting and matching a snap. With shoulder bolt locators and O-ring seal, reassembly is simple and precise. Technical DataΓÇÜ┬╖ A-B Height - 7.32 in. (0° carb flange angle)iΓÇÜ┬╖ Port Size- 3.28 in. Height x 1.10 in. WideΓÇÜ┬╖ Carburetor Flange - Standard 4150 for up to 1-3/4 in. diameter throttle boresiΓÇÜ┬╖ As-Cast Runner Cross-Sectional Area - 3.5 inA┬▓ at the runner entry tapered to 2.9 inA┬▓ at the flange exit
Description_KEY holley; manifold; holley manifold; intake manifold; edelbrock; professional products
Description_INV INT MNFD CATHEDRAL SPLIT SGL-PLN CARB-BL
Description_FAB Maximum Performance Race Design w/Hood Clearance Consideration
Description_FAB Lighter Than Other Split Race Intakes
Description_FAB Split Feature Making Porting Efforts Easy
Description_FAB 1/3 to 1/2 The Price Of Other Split Race Intakes
Description_FAB Captured O-Ring Seals At Head Ports and Split
Description_FAB Vacuum Port Options Incl. (2) 1/8; (1) 1/4; (1) 3/8 NPT Ports
Description_FAB A-B Height - 7.32 in. (0 Deg carb flange angle)
Description_FAB Port Size 3.28 in. Height x 1.10 in. Wide
Description_FAB Carb Flange - Std 4150 For Up To 1-3/4 in. Dia. Throttle Bores
Description_FAB As-Cast Runner Area - 3.5 in. Square at Runner Entry
Description_FAB As-Cast Runner Area - Tapered To 2.9 in. Square at Flange Exit
Description_EXT Race Intake Manifold; Single Plane; Split-Design; 4150 Square Bore Flange; 7.32in. Front/Rear Height; 2500-7000 RPM Band; Incl. Shoulder Bolt Locators/O-Ring Seals; Black;
Description_SHO Intake Manifold
WARNING CA Proposition 65 No
Manifold Type Split Single Plane
Number of Carbs One
Engine Make/Size GM LS1/LS2/LS6
Construction Cast
Flange Style 4150 Square Bore
Fuel System Type Carb
Product Type Intake Manifold
Rear Height 7.32"
RPM Power Band 3500-8000 RPM
Warranty Limited 90 Day
RPM Range 2500-7000
Front Height 7.32"
Recommended Use Forced Induction
Color Black
Cylinder Head Type Standard
Position N/A
Emission N/A
Usage Racing
Barrels 4
Brand Holley
Emission Code 3
Engine GM LS1/LS2/LS6
Finish Black
Length 11.0000
Width 14.4000
Height 22.9000
Weight 18.0500
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