{"product_id":"yella-terra-holden-v8-efi-5-0-super-x-bare-alloy-heads-pair-abh-5000-9sx","title":"Yella Terra Holden V8 EFI 5.0 Super-X Bare Alloy Cylinder Heads — Pair — ABH 5000-9SX","description":"\u003cp\u003eYella Terra Super-X bare alloy heads are the supplier’s high-flow VN-style EFI Holden V8 cylinder-head platform for serious 304, 355 and compatible stroker builds. This listing is for the bare pair so the engine builder can choose the seat, valve and spring package for the intended power and RPM range.\u003c\/p\u003e\u003ch3\u003eSuper-X bare pair\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePair of alloy cylinder heads.\u003c\/li\u003e\n\u003cli\u003eApproximately 204 cc intake-runner architecture.\u003c\/li\u003e\n\u003cli\u003eMachined injector notches for EFI applications.\u003c\/li\u003e\n\u003cli\u003eYella Terra positions the casting for 600+ hp-capable combinations when correctly prepared and matched.\u003c\/li\u003e\n\u003cli\u003eValve-seat inserts are not fitted to the bare heads, allowing the engine builder to select the required seat material and dimensions.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eEngine-builder component:\u003c\/strong\u003e Final machining, valve seats, guides, valves, springs, surface finish, chamber volume and valvetrain geometry must be specified and completed for the actual engine.\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 Vn Vr 5 0 Efi V8\u003c\/li\u003e\n\u003cli\u003eHolden Commodore Vs 5 0 Efi V8\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eConfirm chassis, engine, drivetrain and production-year compatibility before ordering.\u003c\/p\u003e\u003ch2\u003eSupplier Part Number\u003c\/h2\u003e\u003cp\u003eABH 5000-9SX\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":"Yella Terra","offers":[{"title":"Default Title","offer_id":43817424224323,"sku":"ABH 5000-9SX","price":4200.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0703\/0659\/4883\/files\/Super_X_Hero_Main__04459.1581911466.jpg?v=1789174894","url":"https:\/\/builtbyboostandtune.com.au\/products\/yella-terra-holden-v8-efi-5-0-super-x-bare-alloy-heads-pair-abh-5000-9sx","provider":"BUILT BY BOOST AND TUNE","version":"1.0","type":"link"}