{"product_id":"holley-efi-ls3-l92-split-single-plane-race-intake-manifold-black-finish","title":"Holley EFI LS3\/L92 Split Single Plane Race Intake Manifold Black Finish","description":"\u003cp\u003eHolley EFI LS3\/L92 Split Single Plane Race Intake Manifold Black Finish, \u003cspan\u003eThe 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.\u003c\/span\u003e\u003c\/p\u003e\n\u003cul class=\"productpage_list\"\u003e\n\u003cli\u003eMaximum performance race design with hood clearance consideration\u003c\/li\u003e\n\u003cli\u003eSplit feature making porting efforts easy!\u003c\/li\u003e\n\u003cli\u003eCaptured O-ring seals at head ports and split\u003c\/li\u003e\n\u003cli\u003eVacuum Port options include (2) 1\/8, (1) 1\/4, and (1) 3\/8, NPT ports at the carb flange\u003c\/li\u003e\n\u003cli\u003eBillet Fuel Rails and rail mounting hardware included\u003c\/li\u003e\n\u003cli\u003ePower Band: 3500-8000RPM\u003c\/li\u003e\n\u003cli\u003eHolley EFI Intake Manifold\u003c\/li\u003e\n\u003cli\u003eSingle-Plane EFI Split Design Race\u003c\/li\u003e\n\u003cli\u003eSquare Bore\u003c\/li\u003e\n\u003cli\u003eSingle Plane\u003c\/li\u003e\n\u003cli\u003eAluminum\u003c\/li\u003e\n\u003cli\u003eBlack Ceramic\u003c\/li\u003e\n\u003cli\u003eGM LS-Series\u003c\/li\u003e\n\u003cli\u003eKit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"widget_info tech_resource_links\"\u003e\u003ca title=\"Instruction Sheet\" href=\"https:\/\/documents.holley.com\/199r11472.pdf\" target=\"_blank\"\u003e\n\u003cdiv class=\"widget_text\"\u003e\u003cspan style=\"color: #2b00ff;\"\u003eInstructions for Part# 300-290BK\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv class=\"widget_info\"\u003e\n\u003cdiv class=\"tech_icons fas fa-exclamation-triangle fa-2x\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"widget_text installation_notes product_info\"\u003e\u003cspan style=\"color: #ff2a00;\"\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\/span\u003e\u003c\/div\u003e\n\u003cdiv class=\"widget_text installation_notes product_info\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"widget_text installation_notes product_info\"\u003e\u003cspan style=\"color: #ff2a00;\"\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\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"HOLLEY","offers":[{"title":"Default Title","offer_id":42027399119033,"sku":"HLY300-290BK","price":819.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0583\/6780\/3577\/products\/300-290bk_0419239.jpg?v=1715642752","url":"https:\/\/virtualspeedperformance.com\/products\/holley-efi-ls3-l92-split-single-plane-race-intake-manifold-black-finish","provider":"Virtual Speed Performance","version":"1.0","type":"link"}