{"product_id":"holley-hi-ram-base-big-block-chevy","title":"Hi-Ram Base, Big Block Chevy","description":"\u003ch3\u003e\u003cstrong\u003eABOUT THIS PRODUCT\u003c\/strong\u003e\u003c\/h3\u003e\nHolley Hi-Ram EFI intake manifolds are now available for 1965 \u0026amp; later 396-502+ MKIV-MKVI Big Block Chevy engines with standard intake flange rectangle-port cylinder heads. Traditional Big Block Chevy engines can now also be fitted with the Holley Brand Hi-Ram type EFI intake manifolds that have so well served GM LS \u0026amp; LT, Gen 3 Hemi, SBF Ford, and Ford Coyote engine platforms. The iconic Chevy SBC \u0026amp; BBC platforms are primed for 21st century induction systems, Holley EFI engine management, and Holley fuel systems.\u003cbr\u003e\u003cbr\u003e\u003cb\u003eProduct Features:\u003c\/b\u003e\u003cul\u003e\n\u003cli\u003e2.40\" tall x 1.60\" wide port flange openings, uses Mr. Gasket intake manifold gasket No. 5817\u003c\/li\u003e\n\u003cli\u003eMAP sensor port is for a GM Gen IV LS MAP sensor, manifold also has provisions for (1) 1\/8 NPT, (1) 1\/4 NPT, (1) 3\/8 NPT fittings to the plenum\u003c\/li\u003e\n\u003cli\u003eRequires the use of early type GM or small cap MSD or Holley Distributors. Not compatible with HEI distributors\u003c\/li\u003e\n\u003cli\u003eCast 356-T6 Aluminum Construction, Natural, Satin As-Cast Aluminum Finish\u003c\/li\u003e\n\u003cli\u003eBlack anodized EFI fuel rails are machined for -10AN O-ring fittings and come included with these EFI Hi-Ram kits.\u003c\/li\u003e\n\u003cli\u003eThe coolant outlet is a standard Chevy thermostat housing flange. and (2) 1\/2 NPT and (1) 3\/8 NPT coolant ports are provided.\u003c\/li\u003e\n\u003cli\u003eMAP sensor port is for a GM Gen IV LS MAP sensor, manifold also has provisions for (1) 1\/8 NPT, (1) 1\/4 NPT, (1) 3\/8 NPT fittings to the plenum\u003c\/li\u003e\n\u003cli\u003e2.40\" tall x 1.60\" wide port flange openings, uses Mr. Gasket intake manifold gasket No. 5817\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Holley (1288)","offers":[{"title":"Default Title","offer_id":52759885545748,"sku":"300-961","price":875.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0699\/4214\/9396\/files\/50306914_hol_300961_pri_larg.jpg?v=1783386167","url":"https:\/\/districtmailing.com\/products\/holley-hi-ram-base-big-block-chevy","provider":"District Mailing","version":"1.0","type":"link"}