{"title":"Cylinder heads \u0026 valve springs","description":null,"products":[{"product_id":"akra-nka-wka-ported-3-angle-valve-job","title":"AKRA \/ NKA \/ WKA ported 3 angle valve job short valves lightweight retainers and set select springs Race ready","description":"\u003cp\u003erace ready  Complete ported head assembly Intake and exhaust  with 3 angle valve job, comes with lightweight retainers, 10.8 set springs and Properly set installed height.  \u003c\/p\u003e","brand":"Protech elite racing engines ","offers":[{"title":"Default Title","offer_id":42407180697659,"sku":null,"price":195.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0615\/2434\/4891\/files\/6613C6C3-A8A8-4FD3-9C06-BF7B4F343B85.png?v=1778160687"},{"product_id":"akra-nka-10-8-race-ready-springs","title":"10.8 AKRA \/ NKA race ready valve springs","description":"\u003cp\u003e\u003cspan\u003eAKRA NKA 10.8 Race Ready Valve Springs professionally selected and matched for maximum performance, consistency, and reliability. Ideal for AKRA and NKA kart racing engines. Race-proven springs designed to improve valve control and help deliver winning performance on race day. Available from Protech Elite Racing Engines\u003c\/span\u003e\u003c\/p\u003e","brand":"Protech elite racing engines ","offers":[{"title":"Default Title","offer_id":43439525888059,"sku":null,"price":22.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0615\/2434\/4891\/files\/FA3F406F-DDBF-47AC-B620-E8659FE857DC.png?v=1778424563"},{"product_id":"bp-outlaw-bp-kart-english-creek-rules-heavy-single-valve-springs","title":"BP outlaw complete head English creek rules heavy single valve springs","description":"\u003cp\u003erace ready  English creek rules. un ported Complete head assembly Intake and exhaust  with 3 angle valve job, comes with retainers, single heavy 26lb set springs and Properly set installed height.  \u003c\/p\u003e","brand":"Protech elite racing engines","offers":[{"title":"Default Title","offer_id":43729868750907,"sku":null,"price":250.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0615\/2434\/4891\/files\/6613C6C3-A8A8-4FD3-9C06-BF7B4F343B85.png?v=1778160687"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0615\/2434\/4891\/collections\/187D6E23-981C-4A13-85C2-3F02C6D59228.png?v=1783968414","url":"https:\/\/www.protecheliteracingengines.com\/collections\/cylinder-heads.oembed","provider":"Protech elite racing engines ","version":"1.0","type":"link"}