{"product_id":"kooks-10252450","title":"Kooks Fox Mustang 351W Headers, 3-inch Inline Bolt Pattern | 10252450","description":"\u003ch2\u003eGive your 351 Windsor the headers it needs\u003c\/h2\u003e\u003cp\u003eA 351-powered Fox Mustang is about the engine as much as the car. These Kooks headers are built around a 9.5-inch-deck Windsor with the correct aftermarket heads, using 1-7\/8-inch primaries and 3-1\/2-inch collectors for a properly matched conversion.\u003c\/p\u003e\u003cp\u003eSKU: 10252450\u003c\/p\u003e\u003ch2\u003eMatch the cylinder heads first\u003c\/h2\u003e\u003cp\u003e10252450 uses a 3-inch inline bolt pattern at stock port height, for the specified Dart \/ World 210 \/ 225 or Pro Topline heads. This is a head-pattern choice as well as a tube-size choice. The 16-gauge 304 stainless headers include gaskets and bolts.\u003c\/p\u003e\u003ch2\u003eMake room for the conversion\u003c\/h2\u003e\u003cp\u003eA UPR or BMR Standard tubular K-member, Powermaster 9503 starter and Flaming River steering shaft are required. A Stifflers transmission crossmember is recommended. Engine mounting position and lowering affect ground clearance; mount shims may be needed to achieve the right clearance.\u003c\/p\u003e\u003ch2\u003eTuning for your exhaust upgrade\u003c\/h2\u003e\u003cp\u003eWe recommend tuning with every header installation so the calibration suits your headers, complete exhaust and fuel. \u003ca href=\"https:\/\/hooniesadrenaline.co.uk\/pages\/contact\"\u003eTalk to us\u003c\/a\u003e to discuss tuning for your vehicle and the parts you are fitting.\u003c\/p\u003e\u003ch2\u003eVehicle fitment\u003c\/h2\u003e\u003cdiv class=\"table-scroll\"\u003e\u003ctable class=\"vehicle-fitment\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth scope=\"col\"\u003eYears\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eVehicle \/ trim\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eEngine\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eApplicable SKU\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eFitting conditions\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e1979-1993\u003c\/td\u003e\n\u003ctd\u003eFord Mustang\u003c\/td\u003e\n\u003ctd\u003eInstalled 351 Windsor, 9.5-inch deck\u003c\/td\u003e\n\u003ctd\u003e10252450\u003c\/td\u003e\n\u003ctd\u003e351W 9.5-inch-deck conversion; 3-inch inline stock-port-height heads; required K-member, starter and steering shaft detailed in copy\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1979-1986\u003c\/td\u003e\n\u003ctd\u003eMercury Capri\u003c\/td\u003e\n\u003ctd\u003eInstalled 351 Windsor, 9.5-inch deck\u003c\/td\u003e\n\u003ctd\u003e10252450\u003c\/td\u003e\n\u003ctd\u003e351W 9.5-inch-deck conversion; 3-inch inline stock-port-height heads; required K-member, starter and steering shaft detailed in copy\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\u003cdiv class=\"table-scroll\"\u003e\u003ctable class=\"technical-specifications\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth scope=\"col\"\u003eSpecification\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eSKU\u003c\/td\u003e\n\u003ctd\u003e10252450\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplication\u003c\/td\u003e\n\u003ctd\u003e1979-1993 Ford Mustang \/ 1979-1986 Mercury Capri engine conversion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEngine \/ deck height\u003c\/td\u003e\n\u003ctd\u003e351 Windsor; 9.5-inch deck\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeader primary diameter\u003c\/td\u003e\n\u003ctd\u003e1-7\/8-inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCollector diameter\u003c\/td\u003e\n\u003ctd\u003e3-1\/2-inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeader bolt pattern\u003c\/td\u003e\n\u003ctd\u003e3-inch inline; stock port height\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCylinder heads\u003c\/td\u003e\n\u003ctd\u003eDart \/ World 210 \/ 225 and Pro Topline\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConstruction\u003c\/td\u003e\n\u003ctd\u003e16-gauge tubing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded\u003c\/td\u003e\n\u003ctd\u003eHeader gaskets and bolts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRequired chassis parts\u003c\/td\u003e\n\u003ctd\u003eUPR or BMR Standard tubular K-member, Powermaster 9503 starter and Flaming River steering shaft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRecommended crossmember\u003c\/td\u003e\n\u003ctd\u003eStifflers transmission crossmember\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGround clearance\u003c\/td\u003e\n\u003ctd\u003eAffected by engine mounting position and lowering; mount shims may be required\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003e304 stainless steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003ch3\u003eAre these for a stock-cylinder-head 351?\u003c\/h3\u003e\u003cp\u003eThe required head pattern is 3-inch inline at stock port height, with the specified aftermarket heads. Match the head model and bolt spacing before choosing 10252450.\u003c\/p\u003e\u003ch3\u003eWhat chassis parts are required?\u003c\/h3\u003e\u003cp\u003ePlan for the UPR or BMR Standard tubular K-member, Powermaster 9503 starter and Flaming River steering shaft, purchased separately. The Stifflers crossmember is recommended.\u003c\/p\u003e\u003ch2\u003eIntended use\u003c\/h2\u003e\u003cp\u003e10252450: Competition, off-road and track use only. Not for use on public roads.\u003c\/p\u003e\u003cp\u003eThe competition-use waiver applies to 10252450.\u003c\/p\u003e\u003ch2\u003eOrdering and delivery\u003c\/h2\u003e\u003cp\u003eEstimated lead time is 4-6 weeks. Delivery may be faster depending on stock levels. Shipping is charged separately.\u003c\/p\u003e","brand":"Kooks","offers":[{"title":"Default Title","offer_id":55646888558934,"sku":"10252450","price":1496.77,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0952\/1849\/9926\/files\/bfd8917eaaf93df3860b9a224ff464d3_9bc27e9c-8006-460f-a912-296b68a6b92c.jpg?v=1791452452","url":"https:\/\/hooniesadrenaline.co.uk\/products\/kooks-10252450","provider":"Hoonies Adrenaline","version":"1.0","type":"link"}