{"product_id":"camshaft-dyno-cams-308-tool-steel-billet-gx390-predator-420cc","title":"Dyno Cams Camshaft 308 Grind, Tool Steel Billet, GX390, Predator 420cc","description":"\u003cp\u003eThe 308 is a great all-around cam. It features a wide powerband and great \"pulling\" characteristics. Upgrading the valve springs are mandatory. If your rules allow, upgrading to a billet connecting rod and flywheel is also mandatory. A carb with a 1.33\" or 34mm venture is recommended. The use of big valves is highly recommended.\u003cbr\u003e\nTool Steel Billet cores are the best choice in high RPM applications.\u003cbr\u003e\nThe two piece design of the Tool Steel Billet core allows you to advance or retard the cam to meet your application needs.\u003c\/p\u003e\n\n\u003cp\u003eSpecs\u003cbr\u003e\nEngine:\t390cc OHV Clone 13HP\u003cbr\u003e\nRecommended Class:\tModified\u003cbr\u003e\nTarget (MAX) RPM:\t7200\u003cbr\u003e\nSpring Pressure (In \/ Ex):\t48-50 lbs Dual Spring\u003cbr\u003e\nValve Lash (In\/Ex):\t.003\"\u003cbr\u003e\nIgnition Timining:\tPump Gas Not Recommended\u003cbr\u003e\n110 Octane 32 Deg BTDC\u003cbr\u003e\nMethanol 36 Deg BTDC\u003cbr\u003e\nCompression Ratio:\t12 to 1\u003c\/p\u003e\n\n\u003cp\u003eProfile\u003cbr\u003e\nIntake\tExhaust\u003cbr\u003e\nOpen:\t53.5 BTDC\t91.0 BBDC\u003cbr\u003e\nClose:\t91.0 ABDC\t55.1 ATDC\u003cbr\u003e\nLift:\t.308\"\t.308\"\u003cbr\u003e\nC\/L:\t108.0 ATDC\t108.0 BTDC\u003cbr\u003e\nDUR @ 50:\t244.2 Deg\t244.6 Deg\u003c\/p\u003e","brand":"Dyno Cams","offers":[{"title":"Default Title","offer_id":43681876639899,"sku":"DYC-308-GX390-TSB","price":200.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0426\/4955\/1003\/files\/dyno-cams-camshaft-308-grind-tool-steel-billet-gx390-predator-420cc-412.webp?v=1708877420","url":"https:\/\/www.badassminis.com\/products\/camshaft-dyno-cams-308-tool-steel-billet-gx390-predator-420cc","provider":"Bad Ass Minis","version":"1.0","type":"link"}