{"product_id":"water-neck-chevy-45-o-ring-style-chrome-zinc-alloy","title":"Chevy V8 Chrome Zinc 45° O-Ring Style Water Neck","description":"\u003cp\u003eThis 45° water neck is designed to provide a secure coolant outlet connection between the engine and upper radiator hose. Its zinc construction with a chrome finish supports reliable coolant routing while giving the engine bay a clean finished look.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e45° Outlet Configuration\u003c\/strong\u003e\u003cbr\u003eThe outlet angle helps route the upper radiator hose cleanly in performance, restoration, and custom cooling system layouts.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSecure Hose Connection\u003c\/strong\u003e\u003cbr\u003eDesigned to create a tight connection at the thermostat housing area to support reliable coolant flow and help reduce leak points.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eZinc Construction\u003c\/strong\u003e\u003cbr\u003eBuilt from zinc to handle coolant system heat, pressure, and repeated service conditions.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eApplication-Specific Cooling Fitment\u003c\/strong\u003e\u003cbr\u003eDesigned for the listed engine family and sealing style, with fitment verified by the product dimensions and specifications.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCOMPATIBLE WITH\u003c\/strong\u003e\u003cbr\u003eCHEVROLET BIG BLOCK V8 GEN. II (MARK IV)\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e6.5 L \/ 396 in3\u003c\/li\u003e\n\u003cli\u003e6.6 L \/ 402 in3\u003c\/li\u003e\n\u003cli\u003e7.4 L \/ 454 in3\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eCHEVROLET BIG BLOCK V8 GEN. V\u003c\/p\u003e\u003cp\u003e• 7.4 L \/ 454 in3\u003c\/p\u003e\u003cp\u003eCHEVROLET BIG BLOCK V8 GEN. VI\u003c\/p\u003e\u003cp\u003e• 7.4 L \/ 454 in3\u003c\/p\u003e\u003cp\u003eCHEVROLET SMALL BLOCK V8 GEN. I\u003c\/p\u003e\u003cp\u003e• 4.3 L \/ 262 in3\u003c\/p\u003e\u003cp\u003e• 4.3 L \/ 265 in3\u003c\/p\u003e\u003cp\u003e• 4.4 L \/ 267 in3\u003c\/p\u003e\u003cp\u003e• 4.6 L \/ 283 in3\u003c\/p\u003e\u003cp\u003e• 4.9 L \/ 302 in3\u003c\/p\u003e\u003cp\u003e• 5.0 L \/ 305 in3\u003c\/p\u003e\u003cp\u003e• 5.0 L \/ 307 in3\u003c\/p\u003e\u003cp\u003e• 5.4 L \/ 327 in3\u003c\/p\u003e\u003cp\u003e• 5.7 L \/ 350 in3\u003c\/p\u003e\u003cp\u003e• 6.6 L \/ 400 in3\u003c\/p\u003e\u003cp\u003eNOTE: Be sure to determine correct water neck angle, as radiator hoses vary between applications.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCOMMON VEHICLE APPLICATIONS\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eClassic and performance vehicles using matching thermostat housing dimensions\u003c\/li\u003e\n\u003cli\u003eStreet rods and custom cooling system applications\u003c\/li\u003e\n\u003cli\u003eEngine builds requiring the listed water neck angle and sealing style\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eWater Neck Material\u003c\/td\u003e\n\u003ctd\u003eZinc Alloy\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWater Neck Finish\u003c\/td\u003e\n\u003ctd\u003eChrome\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWater Neck Style\u003c\/td\u003e\n\u003ctd\u003e45°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSealing Style\u003c\/td\u003e\n\u003ctd\u003eO-Ring (Included)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSwivel\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeater Bypass Provision\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Hardware\u003c\/td\u003e\n\u003ctd\u003eIncluded\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e","brand":"Top Street Performance","offers":[{"title":"Default Title","offer_id":49562376732968,"sku":"SP7287-O","price":22.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0901\/8356\/5608\/files\/sp7287-o-100.jpg?v=1732643717","url":"https:\/\/www.topstreetperformance.com\/products\/water-neck-chevy-45-o-ring-style-chrome-zinc-alloy","provider":"Top Street Performance","version":"1.0","type":"link"}