{"product_id":"allstar-performance-all25990-4500-0-500-hi-flow-carburetor-spacer","title":"Allstar Performance ALL25990 4500 0.500\" Hi-Flow Carburetor Spacer","description":"\u003cli\u003eCarburetor Spacer\u003c\/li\u003e\u003cli\u003e1\/2 in Thick\u003c\/li\u003e\u003cli\u003eOpen\u003c\/li\u003e\u003cbr\u003eSpacers isolate carburetor from manifold, preventing horsepower-robbing heat transfer while also increasing air flow due to the increase in distance from the bottom of the carburetor to the manifold plenum. Spacers are precision CNC-machined in the U.S. from a state-of-the-art polymer compound and can withstand temperatures up to 400deg F. Available in open or four hole versions for popular 4150 and 4500 Holley style carburetors in 1\/2 inch, 1 inch and 2 inch thicknesses. Four hole spacers are additionally offered with specially contoured holes which helps increase air velocity under the carburetor. For Drag Race Only.\u003cbr\u003eBrand: Allstar, Model: ALL25990, Size: .5in","brand":"Allstar","offers":[{"title":"Default Title","offer_id":39888937287889,"sku":"EZFB003BZWZOU","price":52.48,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0514\/1227\/1313\/products\/2yb003bzwzouer1000.jpg?v=1625565496","url":"https:\/\/edealszone.com\/products\/allstar-performance-all25990-4500-0-500-hi-flow-carburetor-spacer","provider":"edealszone","version":"1.0","type":"link"}