{"product_id":"5-9l-freedom-series-cummins-cylinder-head-performance-fleece-performance-fpe-61-10006","title":"5.9L Freedom Series Cummins Cylinder Head Performance Fleece Performance","description":"\u003cp\u003eFreedom Series Cummins Performance cylinder heads. Each head is manufactured in our state-of-the-art cylinder head machine shop and guaranteed to meet or exceed factory specifications. All heads are inspected, pressure checked, decked, painted, and ready for installation.\u003c\/p\u003e\u003cp\u003ePlus, the 11 screw in freeze plugs ensure you'll never worry about a coolant leak under the valve cover again. Whether you are sled pulling, drag racing, or just looking for extra power when towing our 5.9L Performance will get you the power you need and are rated up to 1,100hp!\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFreedom Series Performance heads Include:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFire ring the cylinder head (All in the head)\u003c\/li\u003e\n\u003cli\u003e11 screw in freeze plugs (eliminates coolant leaks)\u003c\/li\u003e\n\u003cli\u003eHardened, oversized press in valve seats\u003c\/li\u003e\n\u003cli\u003eNew valve guide liners\u003c\/li\u003e\n\u003cli\u003eManley 1.300 inch stainless valves\u003c\/li\u003e\n\u003cli\u003e105 valve springs and steel retainers\u003c\/li\u003e\n\u003cli\u003eFire ring gasket kit with multi-layer steel gasket and 4.550 inch diameter rings\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eNotes:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCore and crate return required - all paperwork and instructions for return included with the new cylinder head. You are responsible for all return shipping costs of the core.\u003c\/li\u003e\n\u003cli\u003eFollow All Installation Instructions; Valve lash required. Back off adjusters on rocker arms or damage will occur to the cylinder head.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Fleece Performance","offers":[{"title":"Default Title","offer_id":51710484021569,"sku":"FQWW_FPE-61-10006","price":6517.51,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/1289\/6321\/files\/FPE-61-10006-FQWW.png?v=1778275236","url":"https:\/\/sandmdiesel.com\/products\/5-9l-freedom-series-cummins-cylinder-head-performance-fleece-performance-fpe-61-10006","provider":"S\u0026M Diesel","version":"1.0","type":"link"}