{"product_id":"west-coast-cylinder-head-stage-2-ported-ls9-cylinder-heads","title":"West Coast Cylinder Head Stage 2 Ported Ls9 Cylinder Heads","description":"\u003cp\u003e\u003cspan\u003eWest Coast Cylinder Head Stage 2 Ported LS9 Cylinder Heads\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eTake your C6 ZR1 to the next level with our West Coast Cylinder Head Stage 2 Ported LS9 Cylinder Heads. Designed for serious street and race applications, these heads deliver substantially improved airflow while maintaining the reliability needed for high-boost performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eEach set begins with your supplied OEM LS9 castings and is professionally hot tank cleaned, media blasted, CNC Stage 2 ported, and precision machined. A competition multi-angle valve job, bronze valve guides, and surface milling ensure excellent sealing, durability, and performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eUnlike a standard Stage 2 package, our heads are assembled to Omni Motorsports’ specifications using \u003c\/span\u003e\u003cspan\u003eBTR SK702 Dual .685 valve springs with titanium retainers\u003c\/span\u003e\u003cspan\u003e, providing the valvetrain stability required for aggressive camshafts and high-RPM applications. The factory titanium intake valves are cleaned, inspected, and tumble polished to help minimize valve guide wear, while new stainless steel exhaust valves are installed for long-term durability.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWhether you’re upgrading a stock blower car or building a high-horsepower 2650 or turbo combination, these Stage 2 heads offer the airflow and reliability needed to support your performance goals.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFeatures:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eYour supplied OEM LS9 cylinder heads machined and assembled\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eStage 2 CNC port program\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCompetition multi-angle valve job\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBronze valve guides\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSurface milled deck\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eNew stainless steel exhaust valves\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFactory titanium intake valves cleaned, inspected, and polished\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBTR SK702 Dual .685 valve springs\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eTitanium retainers\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAssembled to Omni Motorsports’ specifications\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIdeal for aggressive camshaft and high-boost applications\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eCore Charge:\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003eA \u003c\/span\u003e\u003cspan\u003e$1,500 refundable core charge\u003c\/span\u003e\u003cspan\u003e will be applied if you do not send your cylinder heads in advance. Once we receive your OEM LS9 cores, they will be thoroughly inspected for cracks, excessive wear, bent valves, damaged castings, or any other issues that would make them unsuitable for rebuilding. If the cores pass inspection, the \u003c\/span\u003e\u003cspan\u003efull $1,500 core charge will be refunded\u003c\/span\u003e\u003cspan\u003e. Cores that are found to be damaged beyond normal rebuildable condition may be subject to additional charges or a partial core credit.\u003c\/span\u003e\u003c\/p\u003e","brand":"Omni Motorsports ","offers":[{"title":"Default Title","offer_id":45308158705687,"sku":null,"price":4575.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5685\/0711\/files\/IMG_6361.jpg?v=1784223822","url":"https:\/\/omnimotorsports.shop\/products\/west-coast-cylinder-head-stage-2-ported-ls9-cylinder-heads","provider":"Omni Motorsports ","version":"1.0","type":"link"}