{"product_id":"mazworx-4b11-head-stage-3-service-9woxj","title":"Mazworx 4B11 Head Stage 3 Service","description":"\u003cp\u003eThis service uses customer-provided engine components. A replacement core is not included.\u003c\/p\u003e\u003cp\u003eProvide 4B11 cylinder head; valve buckets. Confirm compatibility and condition before ordering.\u003c\/p\u003e\u003cp\u003eThe customer-supplied camshaft option requires compatible cams for assembly and valve setup.\u003c\/p\u003e\u003cp\u003eService work and components\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eComplete disassembly of the cylinder head\u003c\/li\u003e\n\u003cli\u003eThorough hot tank cleaning to remove all deposits\u003c\/li\u003e\n\u003cli\u003eRemoval, drilling, tapping, and replacement of oil port plugs to ensure optimal oil flow and sealing\u003c\/li\u003e\n\u003cli\u003eMachining for freeze plug threads\u003c\/li\u003e\n\u003cli\u003eStage 3 CNC porting and combustion chamber work\u003c\/li\u003e\n\u003cli\u003eLine boring of billet cam cap for precise camshaft alignment\u003c\/li\u003e\n\u003cli\u003eRemoval, reinstallation, and reaming of valve guides to factory specifications\u003c\/li\u003e\n\u003cli\u003eReplacement of intake valve seats for optimal sealing and flow\u003c\/li\u003e\n\u003cli\u003eMulti-angle valve job\u003c\/li\u003e\n\u003cli\u003eSetting valve lash and valve tip clearance for accurate valvetrain operation\u003c\/li\u003e\n\u003cli\u003eResurfacing the cylinder head to ensure a perfect sealing surface\u003c\/li\u003e\n\u003cli\u003eReassembly of the cylinder head using components\u003c\/li\u003e\n\u003cli\u003eSupertech intake valves sized +1mm for increased flow capacity\u003c\/li\u003e\n\u003cli\u003eSupertech exhaust valves made from Inconel, also +1mm\u003c\/li\u003e\n\u003cli\u003eSupertech titanium valve retainers for reduced valvetrain mass and enhanced performance\u003c\/li\u003e\n\u003cli\u003eSupertech dual valve spring kit rated at 85 lbs to handle increased valve lift and RPM\u003c\/li\u003e\n\u003cli\u003eSupertech bronze valve guides\u003c\/li\u003e\n\u003cli\u003eSupertech valve stem seals to maintain proper lubrication without leakage\u003c\/li\u003e\n\u003cli\u003eBillet cam cap\u003c\/li\u003e\n\u003cli\u003eVarious necessary plugs for proper sealing and function\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eConfirm delivery arrangements before sending parts. Work starts only after the individual intake is approved.\u003c\/p\u003e\u003cp\u003eAdditional work and replacement parts need approval. Core credit requests require individual approval. No automatic core credit is included.\u003c\/p\u003e\u003cp\u003ePhotos show manufacturer work examples. The service uses customer-provided cores. Selected options and listed components define the supplied work.\u003c\/p\u003e","brand":"Mazworx","offers":[{"title":"Customer-supplied camshafts","offer_id":67979534205080,"sku":"9WOXJ","price":4030.32,"currency_code":"USD","in_stock":false},{"title":"Kelford Cams","offer_id":67979534237848,"sku":"9WOXK","price":4649.07,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0564\/0867\/0360\/files\/mazworx-4b11-cylinder-head-with-cam-caps-installed-service-example.webp?v=1794469626","url":"https:\/\/frsport.com\/products\/mazworx-4b11-head-stage-3-service-9woxj","provider":"FR SPORT","version":"1.0","type":"link"}