{"product_id":"comp-cams-gm-ls3-ls4-hv-series-camshaft-part-number-54-273-11-for-enhanced-performance-and-throttle-response","title":"COMP Cams GM LS3\/LS4 HV Series Camshaft Part Number 54-273-11 for Enhanced Performance and Throttle Response","description":"This COMP Cams® HV cam is designed for GM cathedral port 4.8L\/5.3L\/6.0L powered vehicles. It provides amazing drivability and throttle response while also requiring minimal tuning. Torque is increased across the entire operating range while still producing +79 horsepower at peak. Get the most out of your daily driver truck, SUV or 4x4 without sacrificing street manners. The HV cam will provide a deep rumble with a mild, yet noticeable lope. At .575\" lift, this cam is designed to take advantage of  the inexpensive 26906 valve spring upgrade. Also compatible with stock converters.\nThis COMP Cams® HV NSR cam is designed for GMcathedral port 4.8L\/5.3L\/6.0L powered vehicles. Itprovides amazing drivability and throttle responsewhile also requiring minimal tuning.\n\u003cp\u003eUpgrade your GM cathedral port engine with the COMP Cams GM LS3\/LS4 HV Series Camshaft Part Number 54-273-11, designed specifically for 4.8L, 5.3L, and 6.0L engines. This camshaft delivers improved drivability, rapid throttle response, and increased torque across the entire RPM range, making it ideal for daily drivers, trucks, SUVs, and 4x4 vehicles. Its design ensures minimal tuning requirements while providing a noticeable increase in power, including a peak gain of +79 horsepower. The cam features a .575 inch lift, optimized to work with affordable valve spring upgrades such as the 26906, enhancing performance without the need for complex modifications. It is compatible with stock torque converters, allowing for easy installation and reliable operation on stock or mildly modified setups.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eDesigned specifically for GM cathedral port 4.8L, 5.3L, and 6.0L engines for optimal performance.\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eProvides significant torque gains and a smooth, responsive throttle.\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eOffers a deep, aggressive rumble with a mild lope for enhanced sound character.\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eLift: .575 inch, compatible with budget-friendly valve spring upgrades like 26906.\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eMinimal tuning required to achieve noticeable performance improvements.\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eCompatible with stock converters, simplifying installation and maintaining reliability.\u003c\/li\u003e\u003c\/ul\u003e","brand":"COMP Cams","offers":[{"title":"Default Title","offer_id":55139428827441,"sku":"587275","price":431.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0990\/2247\/1473\/files\/094438ecfe9e9abed0ae56fa465e38ed_84a74f30-89c8-4dbf-837c-a09f1d74f6c4.jpg?v=1783561914","url":"https:\/\/shop.topspeedcincy.com\/products\/comp-cams-gm-ls3-ls4-hv-series-camshaft-part-number-54-273-11-for-enhanced-performance-and-throttle-response","provider":"Top Speed Cincy Shop","version":"1.0","type":"link"}