{"product_id":"67-ls-408ci-stroker-long-block-texas-speed-forged","title":"6.7L Long Block","description":"\u003cp\u003e6.0L block stroked to 408CI with 4.000 inch crank. Fully forged Texas Speed rotating assembly. Ready for Silverado, Sierra, Tahoe, or LS swap. Built for boost, nitrous, high HP.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWHAT'S INCLUDED:\u003c\/strong\u003e\u003cbr\u003e- 6.0L Iron Block - cleaned, mag checked, bored 4.030, honed with torque plate, clearanced for 4.000 stroke, decked square\u003cbr\u003e- Texas Speed 4.000\" Forged Crankshaft - 4340\u003cbr\u003e- Texas Speed Forged Rods - 6.125\" - ARP 2000 bolts\u003cbr\u003e- Texas Speed Forged Pistons - flat top \/ dished - file fit rings\u003cbr\u003e- Clevite \/ King Bearings - main and rod - coated option available\u003cbr\u003e- 317 \/ 799 \/ 243 \/ LS3 Heads available - surfaced, valve job, new valve seals\u003cbr\u003e- NEW Cam Bearings + Freeze Plugs\u003cbr\u003e- Professionally Assembled - torqued to spec - balanced\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMACHINING DONE:\u003c\/strong\u003e\u003cbr\u003eHot tank and jet wash\u003cbr\u003eBore and hone to 4.030 with torque plate\u003cbr\u003eDeck block square\u003cbr\u003eClearance for 4.000 stroke\u003cbr\u003eLine hone checked\u003cbr\u003eSurface heads\u003cbr\u003e3-angle valve job\u003cbr\u003eFull balanced rotating assembly included\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSPECS:\u003c\/strong\u003e\u003cbr\u003eDisplacement: 408CI \/ 6.7L\u003cbr\u003eBore: 4.030 inch (4.000 block + .030)\u003cbr\u003eStroke: 4.000 inch\u003cbr\u003eCompression: 9.5 to 11 to 1 depending on piston and head combo\u003cbr\u003eHP Capable: 575-650HP\u003cbr\u003eWarranty: 2 Year Workmanship\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWHAT'S NOT INCLUDED:\u003c\/strong\u003e\u003cbr\u003eIntake, injectors, oil pan, valve covers, accessories. Add with dropdowns below.\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eLEAD TIME:\u003c\/strong\u003e 3-4 weeks built to order - forged Texas Speed parts ordered per build. Not drop shipped.\u003cbr\u003eShipping freight LTL. Core $500 if no core in 30 days.\u003c\/p\u003e","brand":"Spec Built LS","offers":[{"title":"Default Title","offer_id":67598159642940,"sku":"LONGBLOCK-408-TSP-001","price":6999.0,"currency_code":"USD","in_stock":true}],"url":"https:\/\/specbuiltls.com\/products\/67-ls-408ci-stroker-long-block-texas-speed-forged","provider":"My Store","version":"1.0","type":"link"}