{"product_id":"chevy-big-block-engines-2-3-8-sprint-style-weld-up-kit","title":"Chevy Big Block Engines, 2 3\/8\" Sprint Style Weld-Up Kit","description":"\u003ch3\u003eHighlights\u003c\/h3\u003e\n\u003cp class=\"p1\"\u003ePatriot Weld-up kits work great for racers who need to build custom headers when a specific fit header is not available. Kits come with mandrel bent one piece primaries, two 3\/8” precision machined flanges and your choice on most applications of either formed weld-on or slip-on collectors incorporating unique long transition to provide better flow. Mounting bolts, gaskets and collector locking tabs (slip-on style only) are also included.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli class=\"p1\"\u003eFor Chevy Big Block (396-502) Engines\u003c\/li\u003e\n\u003cli class=\"p1\"\u003e2 3\/8\" Tube Diameter\u003c\/li\u003e\n\u003cli class=\"p1\"\u003e4 1\/2\" Collector Diameter\u003c\/li\u003e\n\u003cli class=\"p1\"\u003eWeld-On or Slip-On Collector Type\u003c\/li\u003e\n\u003cli class=\"p1\"\u003eRound Port Shape\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Patriot Exhaust","offers":[{"title":"Weld-On","offer_id":52763811709295,"sku":"H8092","price":430.46,"currency_code":"USD","in_stock":false},{"title":"Slip-On","offer_id":52763811742063,"sku":"H8093","price":622.6,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0247\/6913\/4628\/products\/h8092.jpg?v=1773773807","url":"https:\/\/pertronixbrands.com\/products\/chevy-big-block-engines-2-3-8-sprint-style-weld-up-kit","provider":"Pertronix","version":"1.0","type":"link"}