{"product_id":"s-s-cycle-performance-evolution-heads-harley","title":"S\u0026S CYCLE PERFORMANCE EVOLUTION HEADS HARLEY","description":"\u003cp\u003eS\u0026amp;S CYCLE PERFORMANCE EVOLUTION HEADS HARLEY\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eS\u0026amp;S heads are available to be used with stock-style flat-top pistons\u003c\/li\u003e\n\u003cli\u003eKits are fully assembled, and include stainless steel valves and high-lift (.585\") springs\u003c\/li\u003e\n\u003cli\u003eIntake manifold and gasket kits are sold separately; gasket kits contain head gaskets, base gaskets and exhaust pipe gaskets (rocker box gaskets are not included due to the variety of available rocker box styles)\u003c\/li\u003e\n\u003cli\u003eOptimized for smaller displacement engines\u003c\/li\u003e\n\u003cli\u003eSlight increase in compression (8.8:1 in an 80\" motor) with 82cc chamber volume\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 U.S.A.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"ss cycle","offers":[{"title":"76cc high comp","offer_id":40080455696471,"sku":"","price":2304.0,"currency_code":"AUD","in_stock":true},{"title":"82cc low comp","offer_id":40080455729239,"sku":"","price":2304.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0556\/2276\/2583\/products\/ss-cycle-engine-76cc-high-comp-s-s-cycle-performance-evolution-heads-harley-22319505571927.png?v=1793598388","url":"https:\/\/valleyspeed.net\/en-au\/products\/s-s-cycle-performance-evolution-heads-harley","provider":"The Speed Shop Canada","version":"1.0","type":"link"}