{"product_id":"rottler-extended-length-blank-fixture-plate","title":"Extended-Length HD Blank Fixture Plate for Rottler CNC Machines","description":"\u003cp\u003eBuild custom workholding for longer heads or several small heads on a compatible Rottler CNC machine. The HD extended-length blank is about half an inch thicker than our standard blank to provide rigidity across the longer span. The machine-side mounting holes and end slot are already machined. Cut your own workpiece-side bolt pattern, locating features, and clearances.\u003c\/p\u003e\n\u003ch2\u003eMachine compatibility\u003c\/h2\u003e\n\u003cp\u003eThe 34-inch length requires a dedicated Rottler head-porting setup. Compatible models are P69A, P69AHD, EM69P, and EM69HP.\u003c\/p\u003e\n\u003cp\u003eFor the F69ATC with a Rock and Roll (R\u0026amp;R) trunnion, choose the \u003ca href=\"\/products\/rottler-blank-fixture-plate\"\u003e28.25-inch Blank Fixture Plate\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eSet up multiple smaller cylinder heads, including single-cylinder heads, on one plate.\u003c\/li\u003e\n\u003cli\u003eMake room for longer four-cylinder heads with large cam gear or timing-chain housings.\u003c\/li\u003e\n\u003cli\u003eFixture most inline-six heads, including Cummins 5.9L 12-valve and 24-valve heads, 6.7L 24-valve heads, and imports.\u003c\/li\u003e\n\u003cli\u003eMachine the blank for vise mounting or custom workholding.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003ePlate details\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall footprint\u003c\/strong\u003e — approximately 34 × 8 in\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApproximate usable area\u003c\/strong\u003e — 29 × 8 in. This is a conservative planning estimate based on allowing about 5 in for the headstock and tailstock mounts. Some setups leave more usable length.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness\u003c\/strong\u003e — approximately 1.45 in\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat’s included\u003c\/strong\u003e — One HD blank fixture plate. Use your existing mounting hardware.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eBrowse \u003ca href=\"\/collections\/cylinder-heads\"\u003eRottler CNC cylinder head porting fixtures\u003c\/a\u003e by engine family.\u003c\/p\u003e","brand":"Advance Machine Specialties","offers":[{"title":"Default Title","offer_id":54418364760357,"sku":null,"price":749.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0900\/8319\/7221\/files\/rottler-extended-length-blank-fixture-plate-angled.png?v=1794075182","url":"https:\/\/advancemachinespecialties.com\/products\/rottler-extended-length-blank-fixture-plate","provider":"Advance Machine Specialties","version":"1.0","type":"link"}