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Comp Cams LSR Rectangular Port 235/251 Hydraulic Roller Camshaft (99-13 V8 Silverado 1500)Find parts that fit my vehicle

Item S164131
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      Product Information

      Features, Description, Q&A

      Features

      • Hydraulic Roller Camshaft Built for Strong Mid-Range to High-End Torque and Horsepower in LS Engines with Rectangular Port Cylinder Heads
      • Cam Type: Hydraulic Roller
      • Camshaft Series: LSR Rectangular Port for Maximum Power
      • Camshaft Gear Attachment: 3-Bolt
      • Engine Family: GM LS GEN III/IV 3-Bolt 8 Cylinder (1997-2015)
      • RPM Operating Range: 2,200-7,200
      • Advertised Intake Duration: 285°
      • Advertised Exhaust Duration: 301°
      • Intake Duration at .050” Lift: 235°
      • Exhaust Duration at .050” Lift: 251°
      • Intake Valve Lift: 0.621”
      • Exhaust Valve Lift: 0.624”
      • Lobe Lift Intake: 0.365”
      • Lobe Lift Exhaust: 0.367”
      • Lobe Separation Angle: 113°
      • Intake Centerline: 109°
      • Valve Timing Lift: 0.006”
      • Exhaust Close After Top Dead Center (ATDC): 34°
      • Intake Open Before Top Dead Center (BTDC): 32°
      • Exhaust Open Before Bottom Dead Center (BBDC): 86°
      • Intake Close After Bottom Dead Center (ABDC): 72°
      • Lifter Type: Hydraulic Roller
      • Usage: Street and Strip Applications
      • Fits: 1999-2013 V8 Silverado 1500

      Description

      High-Performance Camshaft. The Comp Cams LSR Rectangular Port 235/251 Hydraulic Roller Camshaft is engineered to deliver robust mid-range to high-end torque and horsepower, specifically designed for LS engines with rectangular port cylinder heads. This camshaft is ideal for both street and strip applications, enhancing engine performance and efficiency.

      Construction and Appearance. Crafted with precision from premium materials for durability, this hydraulic roller camshaft features a smooth finish and a reliable 3-bolt gear attachment, ensuring secure fitment and optimal operation.

      Installation. The camshaft installs as a direct upgrade on compatible engines, requiring no drilling or additional modifications, which simplifies the installation process for experienced mechanics.

      Warranty and Application. Backed by a 12-month warranty, this camshaft fits 1999-2013 V8 Silverado 1500 engines configured with GM LS GEN III/IV 3-Bolt 8 Cylinder setups, delivering dependable performance without exceptions noted.

      Comp Cams 54-470-11

      CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

      4.7

      Reviews of Comp Cams Engine Products (361)

      Questions & Answers

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      Will It Fit My Silverado 1500

      • 4.8L V8 - 99, 00, 01, 02, 03, 04, 05, 06, 07, 08, 09, 10, 11, 12, 13
      • 5.3L V8 - 99, 00, 01, 02, 03, 04, 05, 06, 07, 08, 09, 10, 11, 12, 13
      • 6.0L V8 - 03, 04, 05, 06, 07, 08, 09, 10, 11, 12, 13
      • 6.2L V8 - 09, 10, 11, 12, 13

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