{"product_id":"94-5-03-7-3l-cnc-fabrication-stage-1-cylinder-head-set-421026","title":"94.5-03 7.3L CNC Fabrication Stage 1 Cylinder Head Set - 421026","description":"\u003cp\u003eCNC Fabrication Model 421026\u003c\/p\u003e\n\u003cp\u003eUpgrade your 94.5-03 7.3L Powerstroke with these CNC Fabrication, LLC stage 1 stock replacement cylinder heads. These heads are for stock replacement with our proprietary stage 1 valve springs set to 120lbs seat pressure.  These heads will handle from stock to 600hp.  We recommend the stage 2 heads with o-rings to handle 600-800hp, or our stage 3 heads for above 800hp.\u003c\/p\u003e\n\u003cp\u003eFEATURES:\u003c\/p\u003e\n\u003cp\u003e    In-house Machined on our Sunnen seat \u0026amp; guide machine to exceed OEM specifications using the latest tooling\u003cbr\u003e    Mag particle inspection\u003cbr\u003e    Pressure tested\u003cbr\u003e    All new intake and exhaust valves\u003cbr\u003e    CNC Fabrication Stage 1 valve spring kit\u003cbr\u003e    New brass injector cups\u003cbr\u003e    Vacuum checked to ensure proper valve seat sealing\u003cbr\u003e    Free ground shipping\u003cbr\u003e    1 Year Warranty parts and workmanship\u003cbr\u003e\u003c\/p\u003e","brand":"Powerhouse Diesel","offers":[{"title":"Default Title","offer_id":54498446999827,"sku":"421026","price":2295.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0721\/0218\/3187\/files\/421026.png?v=1785126891","url":"https:\/\/urban3dllc.com\/products\/94-5-03-7-3l-cnc-fabrication-stage-1-cylinder-head-set-421026","provider":"Urban 3D","version":"1.0","type":"link"}