{"product_id":"s-s-cycle-performance-replacement-head-0499351665","title":"Performance Replacement Head","description":"\u003cp\u003ePerformance Replacement Head - High Compression (76 cc) - Natural - Evolution Big Twin\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFully assembled, and include stainless steel valves and high-lift springs\u003c\/li\u003e\n\u003cli\u003eOptimized for smaller displacement engines\u003c\/li\u003e\n\u003cli\u003eAvailable to be used with stock-style flat-top pistons\u003c\/li\u003e\n\u003cli\u003ePort design increases flow, while maintaining velocity\u003c\/li\u003e\n\u003cli\u003eSet up for .585\" maximum lift\u003c\/li\u003e\n\u003cli\u003eEFI compatible\u003c\/li\u003e\n\u003cli\u003eMade in the USA\u003c\/li\u003e\n\u003cli\u003eIntake manifold and gasket kits are sold separately.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"S\u0026S CYCLE","offers":[{"title":"Performance Replacement Head - High Compression (76 cc) - Natural - Evolution Big Twin (106-6059)","offer_id":54476745769278,"sku":"106-6059","price":1468.95,"currency_code":"USD","in_stock":true},{"title":"Performance Replacement Head - Low Compression (82 cc) - Wrinkle Black - Evolution Big Twin (106-4570)","offer_id":54476745802046,"sku":"106-4570","price":1559.95,"currency_code":"USD","in_stock":true},{"title":"Performance Replacement Head - Low Compression (82 cc) - Natural - Evolution Big Twin (106-3466)","offer_id":54476745834814,"sku":"106-3466","price":1559.95,"currency_code":"USD","in_stock":true},{"title":"Performance Replacement Head - High Compression (76 cc) - Wrinkle Black - Evolution Big Twin (106-6064)","offer_id":54476745867582,"sku":"106-6064","price":1553.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0994\/8384\/4926\/files\/106-6059-web__08556.1749147329.jpg?v=1789762887","url":"https:\/\/twistiesmotorsports.com\/products\/s-s-cycle-performance-replacement-head-0499351665","provider":"TWISTIES MOTORSPORTS ","version":"1.0","type":"link"}