{"product_id":"dynosty-chopacabra-cam-kit-bolt-in-ls-truck-cam-for-4-8-6-2-vortec-1999-2013-midrange-power","title":"Dynosty CHOPacabra Cam Kit — Bolt‑In LS Truck Cam for 4.8–6.2 Vortec (1999–2013), Midrange Power","description":"\u003cp\u003e\u003cstrong\u003eThe Dynosty Texas Speed TSP CHOPacabra cam kit is a bolt-in LS truck camshaft package that delivers an aggressive exhaust chop and measurable midrange power for 4.8–6.2 Vortec engines while remaining factory-converter friendly.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIf you want an unmistakable midrange bark and improved crank horsepower without sacrificing everyday drivability, the TSP CHOPacabra cam kit is engineered for cathedral-port LS truck heads. Designed around a 214\/222 duration split with .550\/.550 lift, 108 LSA and 106 ICL, this kit includes beehive springs, OE-style seals and replacement pushrods so installers get a complete, reliable package optimized for factory torque converters and street use.\u003c\/p\u003e\n\n\u003ch3\u003eWhat performance changes can I expect after installing the CHOPacabra cam kit?\u003c\/h3\u003e\n\u003cp\u003eOn dyno tests this cam package produced notable gains in the midrange and peak output, translating to quicker acceleration and a deeper exhaust tone. Expect stronger torque through the 2,000–5,500 rpm window and a pronounced chop at tip-in and decel.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMeasured gains: about +65–67 hp and +25–26 ft·lbs at the crank (dyno-tested)\u003c\/li\u003e\n  \u003cli\u003eOperating RPM: effective from 1,200 to 6,500 rpm\u003c\/li\u003e\n  \u003cli\u003eDesigned to improve midrange response for street and light performance driving\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich engines and components are compatible with this camshaft kit?\u003c\/h3\u003e\n\u003cp\u003eThe kit is built for GM Vortec truck engines with cathedral-port heads from model years 1999–2013. It works best on 4.8L, 5.3L, 5.7L and 6.0L blocks when matched to the recommended spring and compression ranges.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSuitable blocks: 4.8, 5.3, 5.7, 6.0 (cathedral-port heads)\u003c\/li\u003e\n  \u003cli\u003eRecommended compression: 9.5:1 or higher for optimal performance\u003c\/li\u003e\n  \u003cli\u003eRequired springs: GM LS6 beehive valve springs (included .560 lift springs)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill I need a high-stall torque converter or upgraded rear gears?\u003c\/h3\u003e\n\u003cp\u003eOne of the CHOPacabra kit's advantages is compatibility with stock driveline components; it's tuned to work with factory stall converters and does not demand immediate rear-gear changes. That said, drivetrain optimization can enhance results depending on vehicle use and weight.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAftermarket stall converter: not required — factory converter friendly\u003c\/li\u003e\n  \u003cli\u003eRear gear upgrade: not required for basic use; consider upgrades for heavy towing or race setups\u003c\/li\u003e\n  \u003cli\u003ePushrods and valve seals: OE replacement pushrods and valve seals included for a complete install\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does the kit affect daily drivability and sound?\u003c\/h3\u003e\n\u003cp\u003eThe cam offers a street-oriented balance of character and usability: it gives a pronounced, aggressive exhaust chop while maintaining smooth idle and good low-speed manners. Drivers report excellent street drivability combined with a more muscular midrange pull.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eIdle and low-speed behavior: retains good drivability for daily use\u003c\/li\u003e\n  \u003cli\u003eExhaust character: strong chop and snarling tone at throttle transitions\u003c\/li\u003e\n  \u003cli\u003eUsability: well-suited to street trucks that need personality without compromise\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The Dynosty Texas Speed TSP CHOPacabra cam kit is aimed at truck owners and LS enthusiasts seeking a bolt-on package that adds aggressive sound and notable midrange power without requiring major drivetrain swaps. It’s ideal for cathedral-port LS 4.8–6.0 engines used in daily drivers, weekend cruisers and mild performance builds where a factory-converter-friendly solution and included springs, seals and pushrods simplify installation.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Do I need aftermarket valve springs or are they included?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The kit includes .560 lift LS6-style beehive springs, so no additional valve springs are required for installation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is a high-stall torque converter necessary with this cam?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No — the CHOPacabra is designed to work with factory torque converters, so a high-stall converter is not required.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Dynosty","offers":[{"title":"Default Title","offer_id":48081434345630,"sku":"B0BXTVHTXX","price":863.74,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/dynosty-chopacabra-front-view.jpg?v=1785804280","url":"https:\/\/northtrailauto.ca\/products\/dynosty-chopacabra-cam-kit-bolt-in-ls-truck-cam-for-4-8-6-2-vortec-1999-2013-midrange-power","provider":"North Trail Auto","version":"1.0","type":"link"}