{"product_id":"kiggly-racing-4g63-race-only-valve-spring-kit","title":"Kiggly Valve Spring Kit Race Only for 4G63 (SS-RACE)","description":"\u003cp\u003eDesigned for high RPM and high boost 4G63 Evo, DSM and GVR4 requiring extremely high seat pressure. Recommended for sanctioned drag racing only due to the high seat pressure and ensuing valvetrain stress and wear. Not for use in street cars.\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff0000;\"\u003eIncludes:\u003c\/span\u003e\u003cbr\u003e(16) Chrome Moly Retainers\u003cbr\u003e(16) PAC Racing Beehive Springs\u003cbr\u003e(16) Treated Steel Seats\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff0000;\"\u003eVehicle Fitment:\u003c\/span\u003e\u003cbr\u003eMitsubishi 4G63\u003cbr\u003e1992-2006 Evolution I-IX\u003cbr\u003e1990-1999 Eclipse GST\/GSX\u003cbr\u003e1990-1998 Talon TSi\u003cbr\u003e1990-1994 Laser RS\u003cbr\u003e1991-1992 Galant VR4\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff0000;\"\u003eFull Description:\u003cbr\u003e\u003c\/span\u003eThe Kiggly Racing \"Race Only\" Beehive Valve Spring Set is designed for high RPM and high boost 4G63 applications requiring extremely high seat pressure. This kit is made in the USA and includes an aggressive PAC Racing Beehive Spring, FEA-Optimized proprietary hardened chrome moly retainers and treated steel seats.\u003c\/p\u003e\n\u003cp\u003eThese springs are for serious builds only with a seat pressure of 135lb that can be shimmed up to 150lb, targeting cars running more than 45lbs of boost. Recommended for sanctioned drag racing only due to the high seat pressure and ensuing valvetrain stress and wear. Not for use in Street Cars.\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff0000;\"\u003eFeatures:\u003c\/span\u003e\u003cbr\u003e• For Drag Racing Only\u003cbr\u003e• Not for use in Street Cars\u003cbr\u003e• 310lb\/in\u003cbr\u003e• 1.530\" Installed Height at OEM Head Specs\u003cbr\u003e• 137lbs at 1.530\" Installed Height\u003cbr\u003e• Coil Bind = 0.965\"\u003cbr\u003e• Min Height at Max Lift = 1.010\" (for shimming)\u003cbr\u003e• Use ~17mm ID Shims as-needed\u003cbr\u003e• 100% Made in the USA!\u003cbr\u003e\u003cbr\u003eAdditional Shims are available separately:\u003cbr\u003e\u003ca style=\"color: #afafaf; text-decoration: underline;\" target=\"blank\" href=\"https:\/\/stmtuned.com\/collections\/kiggly-racing-products\/products\/kiggly-racing-4g63-valve-spring-shims-015\"\u003e• 0.015\"\u003c\/a\u003e\u003cbr\u003e \u003ca style=\"color: #afafaf; text-decoration: underline;\" target=\"blank\" href=\"https:\/\/stmtuned.com\/collections\/kiggly-racing-products\/products\/kiggly-racing-4g63-valve-spring-shims-030\"\u003e• 0.030\"\u003c\/a\u003e\u003cbr\u003e \u003ca style=\"color: #afafaf; text-decoration: underline;\" target=\"blank\" href=\"https:\/\/stmtuned.com\/collections\/kiggly-racing-products\/products\/kiggly-racing-4g63-valve-spring-shims-060\"\u003e• 0.060\"\u003c\/a\u003e\u003c\/p\u003e\n\u003cdiv style=\"overflow-x: auto;\"\u003e\n\u003ctable cellspacing=\"0\" cellpadding=\"0\" border=\"0\"\u003e\n\u003ctbody\u003e\n\u003ctr bgcolor=\"2d2d2d\"\u003e\n\u003ctd\u003e\u003cspan style=\"color: #ffffff;\"\u003ePart Number\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"color: #ffffff;\"\u003eItem ID\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr bgcolor=\"404040\"\u003e\n\u003ctd\u003e\u003cspan style=\"color: #ffffff;\"\u003e1050\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"color: #ffffff;\"\u003eSS-RACE\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e","brand":"Kiggly Racing","offers":[{"title":"Default Title","offer_id":50565443584342,"sku":"KIG-SS-RACE","price":522.18,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0817\/9531\/8102\/files\/KIGGLY-1050.jpg?v=1749225749","url":"https:\/\/www.speed-addicts.com\/en\/products\/kiggly-racing-4g63-race-only-valve-spring-kit","provider":"Speed Addicts","version":"1.0","type":"link"}