{"product_id":"siebert-performance-pro-series-ls-solid-roller-camshaft-cam-motion","title":"Siebert Performance Pro Series LS Solid Roller Camshaft - Cam Motion","description":"\u003ch3 data-start=\"176\" data-end=\"220\"\u003ePro Series LS Solid Roller Camshaft\u003c\/h3\u003e\n\u003cp data-start=\"221\" data-end=\"287\"\u003e\u003cstrong data-start=\"221\" data-end=\"287\"\u003eEngineered by Siebert Performance • Manufactured by Cam Motion\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"289\" data-end=\"613\"\u003eDesigned for serious LS powerhouses, the \u003cstrong data-start=\"330\" data-end=\"389\"\u003eSiebert Performance Pro Series LS Solid Roller Camshaft\u003c\/strong\u003e delivers race-proven results and brutal top-end power. Built specifically for \u003cstrong data-start=\"468\" data-end=\"510\"\u003ehigh-compression 4.125\" stroke engines\u003c\/strong\u003e with a \u003cstrong data-start=\"518\" data-end=\"541\"\u003esingle-plane intake\u003c\/strong\u003e, this camshaft is for racers who demand real performance—not guesswork.\u003c\/p\u003e\n\u003chr data-start=\"615\" data-end=\"618\"\u003e\n\u003cp data-start=\"620\" data-end=\"844\"\u003e\u003cstrong data-start=\"620\" data-end=\"642\"\u003e🔥 Built for Power\u003c\/strong\u003e\u003cbr data-start=\"642\" data-end=\"645\"\u003eOriginally developed for our \u003cstrong data-start=\"674\" data-end=\"707\"\u003eElite Series 441ci LS engines\u003c\/strong\u003e, this camshaft has \u003cstrong data-start=\"727\" data-end=\"747\"\u003eproduced 860+ HP\u003c\/strong\u003e with LS3-style cylinder heads. It’s aggressive, efficient, and optimized for high-rpm stability.\u003c\/p\u003e\n\u003cp data-start=\"846\" data-end=\"865\"\u003e\u003cstrong data-start=\"846\" data-end=\"863\"\u003e💪 Ideal For:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"868\" data-end=\"885\"\u003e-427ci and Larger LS builds\u003c\/p\u003e\n\u003cp data-start=\"888\" data-end=\"913\"\u003e-High-compression combos\u003c\/p\u003e\n\u003cp data-start=\"916\" data-end=\"938\"\u003e-Single-plane intakes\u003c\/p\u003e\n\u003cp data-start=\"941\" data-end=\"977\"\u003e-Race or strip-focused applications\u003c\/p\u003e\n\u003cp data-start=\"980\" data-end=\"1024\"\u003e-4.000\" stroke engines spinning \u003cstrong data-start=\"1011\" data-end=\"1024\"\u003e8200+ RPM\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"1026\" data-end=\"1050\"\u003e\u003cstrong data-start=\"1026\" data-end=\"1048\"\u003e⚙️ Key Highlights:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"1053\" data-end=\"1105\"\u003e-Solid roller design for maximum valvetrain control\u003cbr\u003e\u003c\/p\u003e\n\u003cp data-start=\"1154\" data-end=\"1217\"\u003e-Manufactured by \u003cstrong data-start=\"1170\" data-end=\"1184\"\u003eCam Motion\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"1220\" data-end=\"1284\"\u003e-Proven in real-world competition and dyno-tested at elite levels\u003c\/p\u003e\n\u003chr data-start=\"1286\" data-end=\"1289\"\u003e\n\u003cp data-start=\"1291\" data-end=\"1520\"\u003e\u003cstrong data-start=\"1291\" data-end=\"1307\"\u003e🚨 Heads Up:\u003c\/strong\u003e\u003cbr data-start=\"1307\" data-end=\"1310\"\u003eWhile this cam \u003cstrong data-start=\"1325\" data-end=\"1332\"\u003ecan\u003c\/strong\u003e be used in 4.000\" stroke engines, it \u003cstrong data-start=\"1370\" data-end=\"1387\"\u003ereally shines\u003c\/strong\u003e with 4.125\" stroke combos. It’s not for the mild setups — it’s for the serious LS racer.\u003c\/p\u003e\n\u003chr data-start=\"1522\" data-end=\"1525\"\u003e\n\u003cp data-start=\"1527\" data-end=\"1725\"\u003e\u003cstrong data-start=\"1527\" data-end=\"1570\"\u003e👑 Proven Performance. Precision Built.\u003c\/strong\u003e\u003cbr data-start=\"1570\" data-end=\"1573\"\u003eThis is the exact camshaft used in our \u003cstrong data-start=\"1612\" data-end=\"1645\"\u003e860HP Elite Series 441 builds\u003c\/strong\u003e. If you're chasing high-horsepower LS glory, \u003cstrong data-start=\"1691\" data-end=\"1724\"\u003ethis is the camshaft you want\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"1527\" data-end=\"1725\"\u003e\u003cstrong data-end=\"3899\" data-start=\"3854\"\u003e*\u003cstrong data-start=\"582\" data-end=\"591\"\u003eNote:\u003c\/strong\u003e Cams are currently made to order — please allow \u003cstrong data-start=\"622\" data-end=\"633\"\u003e3 weeks\u003c\/strong\u003e before shipping.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Cam Motion","offers":[{"title":"Default Title","offer_id":45462227943595,"sku":"PRO-441-R","price":638.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0700\/4880\/9131\/files\/CamMotion.jpg?v=1753937060","url":"https:\/\/readut-01.myshopify.com\/products\/siebert-performance-pro-series-ls-solid-roller-camshaft-cam-motion","provider":"Siebert Performance","version":"1.0","type":"link"}