{"product_id":"holley-300-290bk","title":"Holley 300-290BK Single Plane EFI Split-Design Race Intake Manifold- GM LS3\/L92- Black EFI Single Plane Split-Design Race Intake","description":"\u003cp\u003e? As-Cast Runner Cross-Sectional Area - 4.5 in2 at the runner entry tapered to 3.2 in2 at the flange exit 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.\u003c\/p\u003e\u003cp\u003eThis single-plane design provides optimal performance across the RPM spectrum while providing maximum performance up to 7000 rpm. ?\u003c\/p\u003e\u003cp\u003ePort Size- 2.59 inch Height x 1.28 inch Wide ? Throttle Body Flange - Standard 4150 for up to 1-3\/4 inch diameter throttle bores Technical Data: 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.\u003c\/p\u003e\u003cp\u003eWith shoulder bolt locators and O-ring seal, reassembly is simple and precise. The new Holley Single-Plane Race intake manifold were designed with performance in mind.\u003c\/p\u003e\u003cp\u003eThey 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 LS3\/L92 heads and are intended for 4150 style square bore flanged carburetors or throttle body EFI.\u003c\/p\u003e\u003cp\u003e? A-B Height - 7.20 inch (0 carb flange angle)\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures and Benefits:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSplit feature making porting efforts easy! Vacuum Port options include (2) 1\/8, (1) 1\/4, and (1) 3\/8, NPT ports at the carb flange Lighter than other split race intakes Maximum performance race design with hood clearance consideration Billet Fuel Rails and rail mounting hardware included\u003c\/li\u003e\n\u003cli\u003e33 to 50 percent the price of other split race intakes Captured O-ring seals at head ports and split\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cb\u003eAssociated Comments:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eTwo different length fuel rail bracket sets are included; the long brackets are for mounting the fuel rails at a height for Bosch style EV1 type fuel injectors. The short brackets are for mounting the fuel rails at a height for GM OE LS7 fuel injectors.\u003c\/li\u003e\n\u003cli\u003eWhen using the OE GM LS7 injector, the O-ring on the outlet (intake manifold) end of the injector must be changed to the O-ring supplied in the short bracket pack.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cb\u003eDetails:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eBarrel Quantity: 4.0\u003c\/li\u003e\n\u003cli\u003eBasic Operating RPM Range: 3500-8000 RPM\u003c\/li\u003e\n\u003cli\u003eCnc Ported: No\u003c\/li\u003e\n\u003cli\u003eCarburetor Flange: Square\/4150\u003c\/li\u003e\n\u003cli\u003eCarburetor Quantity: 1.0\u003c\/li\u003e\n\u003cli\u003eCarburetor Studs Included: No\u003c\/li\u003e\n\u003cli\u003eColor: Black\u003c\/li\u003e\n\u003cli\u003eConstruction: Cast\u003c\/li\u003e\n\u003cli\u003eCylinder Head Port Shape: Rectangle\u003c\/li\u003e\n\u003cli\u003eDeck Height: 9.24 Inch\u003c\/li\u003e\n\u003cli\u003eEGR Port: No\u003c\/li\u003e\n\u003cli\u003eEngine: GM LS3\/L92\u003c\/li\u003e\n\u003cli\u003eFlange Style: 4150 Square Bore\u003c\/li\u003e\n\u003cli\u003eFront Maximum Height: 7.32 Inch\u003c\/li\u003e\n\u003cli\u003eFuel Injectors Included: No\u003c\/li\u003e\n\u003cli\u003eFuel Rail(s) Included: No\u003c\/li\u003e\n\u003cli\u003eFuel System Type: EFI\u003c\/li\u003e\n\u003cli\u003eGasket Or Seal Included: No\u003c\/li\u003e\n\u003cli\u003eGrade Type: Performance\u003c\/li\u003e\n\u003cli\u003eIntake Port Gasket(s) Included: No\u003c\/li\u003e\n\u003cli\u003eManifold Type: Split Single Plane\u003c\/li\u003e\n\u003cli\u003eMaterial: Aluminum\u003c\/li\u003e\n\u003cli\u003eNitrous Bung(s) Included: No\u003c\/li\u003e\n\u003cli\u003ePlenum Finish: Black\u003c\/li\u003e\n\u003cli\u003eRear Maximum Height: 7.32 Inch\u003c\/li\u003e\n\u003cli\u003eRecommended Use: Forced Induction\u003c\/li\u003e\n\u003cli\u003eRemovable Runners: No\u003c\/li\u003e\n\u003cli\u003eRemovable Top\/Lid: No\u003c\/li\u003e\n\u003cli\u003eSingle Or Dual Plane Type: Single Plane\u003c\/li\u003e\n\u003cli\u003eThrottle Body Bore Diameter: 3.6\u003c\/li\u003e\n\u003cli\u003eThrottle Body Gasket Included: No\u003c\/li\u003e\n\u003cli\u003eThrottle Body Included: No\u003c\/li\u003e\n\u003cli\u003eVacuum Ports: Yes\u003c\/li\u003e\n\u003cli\u003eWarranty: Manufacturer's Limited 90 Day Warranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eInstallation Guide:\u003c\/strong\u003e \u003ca href=\"https:\/\/www.asapnetwork.org\/sites\/default\/files\/bbvl\/installation\/9336eb7b5acacc46894a37928ef385f5_5.pdf\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eDownload PDF\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eInstallation \/ Product Video:\u003c\/strong\u003e \u003ca href=\"https:\/\/youtu.be\/sWiK0tCHpS4?si=M_52zIdc0GJk9Si_\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eWatch on YouTube\u003c\/a\u003e\u003c\/p\u003e\n\u003chr\u003e\u003cp class=\"prop65-warning\"\u003e\u003cstrong\u003e⚠️ California Proposition 65 Warning\u003c\/strong\u003e\u003cbr\u003eCalifornia Residents: This product can expose you to chemicals which are known to the State of California to cause cancer or other reproductive harm. Please visit www.p65warnings.ca.gov for more information.\u003c\/p\u003e","brand":"Holley","offers":[{"title":"Default Title","offer_id":45951368724524,"sku":"300-290BK","price":849.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0687\/6007\/6332\/files\/300-290BK-BBVL.jpg?v=1786523903","url":"https:\/\/carpartglobal.com\/products\/holley-300-290bk","provider":"Car Part Global","version":"1.0","type":"link"}