{"product_id":"ford-performance-m-6009-460-427-cubic-inch-boss-short-block-custom","title":"Ford Performance M-6009-460 427 CUBIC INCH BOSS SHORT BLOCK","description":"BUILD IT YOUR WAY WITH FORD PERFORMANCE SHORT BLOCKS\u003cbr\u003e\u003cbr\u003eWant to build a powerful Ford engine for your vintage muscle car, street rod, Fox-body or late-model Mustang? A Ford Performance short block is the perfect foundation. Ford Performance Engineers have taken care of the toughest part of building a new engine by designing a strong a durable short block that offers a wide range of power possibilities. We use only the best parts for our short blocks, like a forged steel crankshaft, forged H-beam connecting rods with floating piston pins, forged Mahle pistons, and the Ford Performance BOSS block. And every Ford Performance short block is hand assembled in the U.S. with performance clearances - these aren't assembly line truck engines made by machines!\u003cbr\u003e\u003cbr\u003eEngine type:  351 based small block ford\u003cbr\u003eDisplacement (cu in):  460\u003cbr\u003eBore x stroke (in):  4.150\" bore x 4.25\" stroke\u003cbr\u003eBlock: Boss 4-bolt main block M-6010-BOSS35195  9.5\" deck height\u003cbr\u003ePiston to Deck Height: .005\" below piston to deck height (nominal)\u003cbr\u003eCrankshaft: SCAT® Forged Steel: 4.250\" stroke\u003cbr\u003eConnecting rods:  SCAT® forged steel H-beam 6.125” length connecting rods with floating pin and ARP® bolts\u003cbr\u003ePistons:  Mahle® 4.150\" bore forged, with reliefs for Z304D, Z304P, N351, and other inline valve Windsor cylinder heads.  30 cc piston dish.  Check piston to valve clearance.\u003cbr\u003eHydraulic roller camshaft compatible\u003cbr\u003eInternally balanced\u003cbr\u003eRecommended cylinder head fasteners M-6065-BOSS head bolts or M-6014-BOSS studs depending on application\u003cbr\u003eMost aftermarket performance cylinder heads are compatible with this short block.  Ford Performance short blocks are built with pistons designed for 20 degree valve angle heads and will fit stock or spread valve guide centerlines.\u003cbr\u003eDesigned for M-6049-X306\/X307\/Z304DA cylinder heads. Not designed for production 302\/351W or M-6049-Y302\/Y303\/X302\/X303\/X304\/X305 cylinder heads\u003cbr\u003eAssembled and ready for your heads, cam and timing chain set\u003cbr\u003eRequires head gaskets M-6051-R351\u003cbr\u003e351W bolt pattern, oil pan and timing cover\u003cbr\u003eHigh-performance harmonic balancer M-6316-D302 is recommended\u003cbr\u003eBuilt with all NEW PARTS\u003cbr\u003ePhoto and specs may vary\u003cbr\u003e","brand":"Ford Performance Parts","offers":[{"title":"Default Title","offer_id":48150703309058,"sku":"FRPM-6009-460","price":5812.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/0618\/0354\/files\/M-6009-427F_6.jpg?v=1785028808","url":"https:\/\/www.lethalperformance.com\/products\/ford-performance-m-6009-460-427-cubic-inch-boss-short-block-custom","provider":"Lethal Performance","version":"1.0","type":"link"}