{"product_id":"holley-carbureted-by-pass-regulator-12-879kit","title":"Holley Carbureted By-Pass Regulator - 12-879KIT","description":"Holley Carbureted By-Pass Regulator - 12-879KIT\u003cbr\u003e\u003cbr\u003eHolley Billet Fuel Pressure Regulators are part of a complete line of fuel system products from Holley. They are precision machined from 6061-T6 billet aluminum for strength and durability. These regulators are adjustable from 4-65 psi and will handle both carbureted and EFI applications. A second pressure spring is included allowing you to increase the fuel pressure range up to 65 psi for EFI systems. They have 3\/8 NPT port sizes to adapt to your new or existing fuel lines. So, if you are currently running a carbureted system but plan to upgrade to EFI in the future, these regulators will have you covered either way. These kits include a fuel pressure gauge and adapter fittings to get you started on your installation.\u003cbr\u003e\u003cbr\u003eDie Cast Aluminum Construction; 3\/8 NPT Inlet\/Outlet\/Return Ports; 1\/8 in. NPT Gauge Port; Boost Reference 1:1\u003cbr\u003e\u003cbr\u003eHolley has been the undisputed leader in fuel systems for over 100 years. Holley carburetors powered every Monster Energy NASCAR Cup team and nearly every NHRA Pro-Stock champion for four decades. Now, Holley EFI products power these cars and are dominating the performance world. Holley products for GM's popular LS engine are dominating the LS scene as well. Holley's products also include performance fuel pumps, intake manifolds and engine dress-up products for street performance, race and marine applications. As a single solution or partnered with products from other Holley companies we can give you the edge you need over the competition!\u003cbr\u003e\u003cbr\u003e","brand":"Holley","offers":[{"title":"Default Title","offer_id":48145854595330,"sku":"HOL-12-879KIT","price":265.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/0618\/0354\/files\/d0abe450a6575f88f02c11c6e7321f75_1.jpg?v=1785005403","url":"https:\/\/www.lethalperformance.com\/products\/holley-carbureted-by-pass-regulator-12-879kit","provider":"Lethal Performance","version":"1.0","type":"link"}