{"product_id":"gsc-p-d-4g63t-evo-1-3-dsm-90-99-s1-cams-268-268-billet","title":"GSC P-D 4G63T EVO 1-3\/ DSM 90-99 S1 Cams 268\/268 Billet","description":"\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eGSC Power-Division S1 Billet Camshafts — 4G63T Evo 1-3 \/ DSM 90-99, 268\/268 (7003S1)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eBuilt for stock turbo cars through a GT30\/50 trim, and the appeal is that they cost you nothing at the bottom. \u003cstrong\u003eNo bottom end loss over stock cams — nothing but gains\u003c\/strong\u003e, and they promote faster spooling of an upgraded turbo. Gains of 30-55 whp depending on turbo have been seen from simply bolting them in.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eDesigned for a 3,000-8,000 rpm range\u003c\/strong\u003e, sized as a 300-450 whp camshaft. That's the daily-driven end of the 4G63 spectrum.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eGSC's 7000 Series billet cams start as cold-forged alloy steel bars — the steel is pressed into shape rather than poured molten into a mold, which gives a denser and more uniform grain structure. Turned from solid bar stock and ground on advanced CNC grinding equipment. Made 100% in the USA.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eSpecs:\u003c\/strong\u003e 268°\/268° advertised duration. Intake 216° at .040\" with 11.00mm peak lift and a 107° centerline. Exhaust 220° at .040\" with 10.50mm lift and a 112° centerline. Tapped for the '98 DSM cam trigger.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eFitment:\u003c\/strong\u003e 1990-1999 Eclipse GST\/GSX, 1990-1998 Talon TSi, 1990-1994 Laser RS, 1991-1992 Galant VR4, 1992-1995 Evo 1-3. 4G63T.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eIdle is slightly rougher than stock\u003c\/strong\u003e — mild enough that this stays a comfortable street cam.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eUpgraded valve springs recommended\u003c\/strong\u003e, though these work acceptably on stock springs within the stock rev limit.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eOne install detail:\u003c\/strong\u003e if you're using aftermarket cam gears — AEM especially — check bolt length. Some gears are too thick for the OEM bolt on billet cams, and a 40mm underhead bolt may be required.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eSold as a pair, intake and exhaust.\u003c\/p\u003e","brand":"Street Strip Supply","offers":[{"title":"Default Title","offer_id":47294098276525,"sku":null,"price":635.21,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0779\/8105\/7197\/files\/gsc7003S2_86b7f1a7-7ad2-4ede-bdff-560fb17a3828.jpg?v=1787401507","url":"https:\/\/streetstripsupply.com\/products\/gsc-p-d-4g63t-evo-1-3-dsm-90-99-s1-cams-268-268-billet","provider":"Street Strip Supply","version":"1.0","type":"link"}