{"product_id":"crow-cams-503na","title":"Crow Cams Nissan RB30 NA SOHC","description":"\u003cp\u003e\u003cstrong\u003eNissan RB30 NA SOHC — 503NA\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eA mild upgrade profile for naturally aspirated RB30 SOHC engines.\u003c\/p\u003e\u003ch3\u003eCamshaft specifications\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eSupplier part number\u003c\/th\u003e\n\u003ctd\u003e503NA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSupplied position\u003c\/th\u003e\n\u003ctd\u003eSingle camshaft — inlet and exhaust lobes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOperating range\u003c\/th\u003e\n\u003ctd\u003e2000 - 5800 rpm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAdvertised duration — inlet \/ exhaust\u003c\/th\u003e\n\u003ctd\u003e250° \/ 250°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDuration at 0.050 inch — inlet \/ exhaust\u003c\/th\u003e\n\u003ctd\u003e194° \/ 194°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eValve lift — inlet \/ exhaust\u003c\/th\u003e\n\u003ctd\u003e.426'' \/ .426''\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHot valve lash — inlet \/ exhaust\u003c\/th\u003e\n\u003ctd\u003eHYD \/ HYD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eRocker ratio used for listed valve lift\u003c\/th\u003e\n\u003ctd\u003e1.6:1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLobe separation angle\u003c\/th\u003e\n\u003ctd\u003e110°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ch3\u003eSupplied contents\u003c\/h3\u003e\u003cp\u003eOne  camshaft. Springs, retainers, installation hardware are separate.\u003c\/p\u003e\u003ch3\u003eApplication and fitting\u003c\/h3\u003e\u003cp\u003ePerformance valve springs are required for this profile.\u003c\/p\u003e\u003cp\u003eFor RB30 SOHC cylinder heads. Select the naturally aspirated or turbo application by the exact part number. BBT can confirm Holden VL RB30 compatibility; this is not a twin-cam conversion profile.\u003c\/p\u003e\u003ch3\u003eSupporting parts\u003c\/h3\u003e\u003cp\u003eThe following are separate supplier-listed components. BBT can check which are required for your installation.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/crow-cams-10720-12\"\u003e10720-12\u003c\/a\u003e — RB30 Standard Chrome Moly Retainers - Set of 12\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/crow-cams-5833-12\"\u003e5833-12\u003c\/a\u003e — Dual Valve Springs - Nissan RB30\u003c\/li\u003e\n\u003cli\u003eZDDP-2 — Dura Cam ZDDP Oil Additive  - 2 pack\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eContact BBT for parts without a product link.\u003c\/p\u003e\u003ch3\u003eBBT installation support\u003c\/h3\u003e\u003cp\u003eHave the installer verify cam timing, piston-to-valve clearance, spring installed height, coil-bind and retainer-to-seal clearance on the actual engine. Confirm the lash or preload procedure for the supplied cam and follow its lubrication and run-in instructions. BBT can assist with part selection, installation and calibration.\u003c\/p\u003e\u003ch2\u003eProduct System\u003c\/h2\u003e\u003cul\u003e\u003cli\u003eEngine Parts\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003eVehicle Fitment\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eHolden Commodore Vl Rb30E\u003c\/li\u003e\n\u003cli\u003eHolden Commodore Vl Rb30Et\u003c\/li\u003e\n\u003cli\u003eNissan Skyline R32 Rb30\u003c\/li\u003e\n\u003cli\u003eNissan Skyline R33 Rb30\u003c\/li\u003e\n\u003cli\u003eNissan Skyline R34 Rb30\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eConfirm chassis, engine, drivetrain and production-year compatibility before ordering.\u003c\/p\u003e\u003ch2\u003eBuilt by Boost \u0026amp; Tune Support\u003c\/h2\u003e\u003cp\u003eBBT can assist with fitment review, installation, supporting modifications, configuration and calibration requirements where applicable.\u003c\/p\u003e","brand":"Crow Cams","offers":[{"title":"Default Title","offer_id":43772554182723,"sku":"503NA","price":635.49,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0703\/0659\/4883\/files\/800x800-thumbnail-1661318699.503001_74b9965d-1792-40ce-a574-6a315126e7f7.jpg?v=1788857499","url":"https:\/\/builtbyboostandtune.com.au\/products\/crow-cams-503na","provider":"BUILT BY BOOST AND TUNE","version":"1.0","type":"link"}