{"product_id":"boss-302-engine-block","title":"BOSS 302 ENGINE BLOCK","description":"\u003cdiv id=\"whybuy\" class=\"technotes\"\u003eUnleash legendary power with the BOSS 302 Engine Block, expertly crafted by Ford Performance Engineers for unmatched strength and versatility. Built from diesel-grade iron, it's your ultimate choice for dominating both track and street.\u003c\/div\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cdiv class=\"tech-notes\"\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(68, 68, 68);\"\u003eFord Performance Engineers have designed the replacement for the legendary BOSS 302 and 351 blocks using the latest technology and manufacturing techniques from both the production and racing worlds.  The BOSS block capability has been proven abound the world – both on the track and on the street.  By preserving many of the dimensions and features from the original 289-351 blocks, the BOSS blocks are compatible as replacements for use in just about any vehicle that used a Windsor style engine.  Cast from diesel grade iron and designed with added material in key areas, BOSS block strength is far superior to any Ford OE block ever produced.  \u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e4.125\" bore capacity, finished at 3.990\" to 3.995\" rough bore. Also available in big bore version, part number: \u003ca href=\"https:\/\/performanceparts.ford.com\/part\/M-6010-B302BB\"\u003eM-6010-B302BB\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e8.2\" deck height, finished at 8.200\" plus .010\" to .015\"\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDesigned with optimized cylinder wall length for stroker applications up to 3.5\" with no grinding or clearancing.  (Depends on crank\/rod manufacturer)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSplayed 4-bolt main on 2, 3, 4, main caps\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e2-bolt main on first and fifth main caps\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMain bearing bores finished to low limit\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFinished lifter bores\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMachined to accept factory roller lifter guides and lifter guide retainer\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFits factory 1979 - 1995 Mustang oil pan with custom oil pickup tube, part number: \u003ca href=\"https:\/\/performanceparts.ford.com\/part\/M-6622-BOSS302\"\u003eM-6622-BOSS302\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eNASCAR inspired front oil feed on both lifter galleys.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRevised cooling system passageways\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSiamese bore with drilled coolant crossover holes (Except on \u003ca href=\"https:\/\/performanceparts.ford.com\/part\/M-6010-B302BB\"\u003eM-6010-B302BB\u003c\/a\u003e)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIncreased bulkhead material\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eThreaded core and galley plugs (straight thread port plugs with O-ring)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRequires special length 1\/2\" head bolts \u003ca href=\"https:\/\/performanceparts.ford.com\/part\/M-6065-BOSS\"\u003eM-6065-BOSS\u003c\/a\u003e or head studs \u003ca href=\"https:\/\/performanceparts.ford.com\/part\/M-6014-BOSS\"\u003eM-6014-BOSS\u003c\/a\u003e recommended with M-6049-X306\/X307\/X2\/Z304DA\/Z2 heads\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDesigned for use with the following heads-\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eX306\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eX307\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eX2\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eC3\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eD3\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eZ304DA \u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eZ2\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eGT40P\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eNot designed for the following heads \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eProduction 302\/351W [GT40P is compatible]\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eM-6049-Y302\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eY303\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eX302\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eX303\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eX304\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eX305\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eUses common OD cam bearings \u003ca href=\"https:\/\/performanceparts.ford.com\/part\/M-6261-J351\"\u003eM-6261-J351\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eUnique cam plug \u003ca href=\"https:\/\/performanceparts.ford.com\/part\/M-6026-S351\"\u003eM-6026-S351\u003c\/a\u003e included\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/performanceparts.ford.com\/part\/M-6051-S331\"\u003eM-6051-S331 \u003c\/a\u003eor \u003ca href=\"https:\/\/performanceparts.ford.com\/part\/M-6051-CP331\"\u003eM-6051-CP331 \u003c\/a\u003ehead gasket recommended\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDesigned to be compatible with vehicles equipped with the original 302 and 351W block\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDesigned to use stock type timing cover, \u003ca href=\"https:\/\/performanceparts.ford.com\/part\/M-6059-D351\"\u003eM-6059-D351\u003c\/a\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e recommended (includes fuel pump provision)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFits factory Mustang oil pan with custom oil pick-up tube \u003ca href=\"https:\/\/performanceparts.ford.com\/part\/M-6622-BOSS302\"\u003eM-6622-BOSS302\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eM-6026-A Service Replacement Plug and Dowel Kit available separately: \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eIncludes O-ring threaded plugs, black anodized aluminum plugs with Buna \"O\" rings for the oil galleys, water drains and core holes, and dowels for front cover, clutch housing and cylinder heads\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRetains clutch cross shaft pivot hole\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOriginal Style oil filter location\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOriginal motor mount boss locations\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOriginal bell housing pattern\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eWeighs approximately 175 lbs.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eGreat price and value\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eThe foundation for 8.2\" deck projects\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eProven performance - used in Ford Performance sealed 347cid race engines and Ford Performance high performance crate engines, a proven winner out of the crate with thousands of laps to demonstrate durability. \u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/performanceparts.ford.com\/download\/pdfs\/boss_blocks.pdf\" target=\"_self\"\u003eFord Performance BOSS Blocks \u003c\/a\u003e \u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eFor cylinder head compatibility questions, please contact the Ford Performance Techline. \u003c\/p\u003e\n\u003c\/div\u003e","brand":"Ford Performance","offers":[{"title":"Default Title","offer_id":52899201122621,"sku":"M-6010-BOSS302","price":2099.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0746\/9878\/5085\/files\/newboss_0664ed64-2f95-40d3-9b7e-26ea70039a79.jpg?v=1787228498","url":"https:\/\/paulsautomotiveengineering.com\/products\/boss-302-engine-block","provider":"Paul's Automotive Engineering","version":"1.0","type":"link"}