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Comp Cams LSR Centrifugal Blower 227/243 Hydraulic Roller Camshaft (99-13 V8 Sierra 1500)Find parts that fit my vehicle

Item S550849
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      Product Information

      Features, Description, Q&A

      Features

      • Hydraulic Roller Cam for Strong Midrange Power When Used With a Centrifugal Blower
      • Engine Family: GM LS Gen III/IV 3-Bolt 8 Cylinder 1997-2015
      • RPM Operating Range: 2,200-7,000
      • Cam Type: Hydraulic Roller
      • Camshaft Series: LSR Centrifugal Blower
      • Camshaft Gear Attachment: 3-Bolt
      • Advertised Intake Duration: 277°
      • Advertised Exhaust Duration: 243°
      • Intake Duration at .050" Lift: 227°
      • Exhaust Duration at .050" Lift: 243°
      • Intake Valve Lift: 0.614"
      • Exhaust Valve Lift: 0.624"
      • Lobe Lift Intake: 0.361"
      • Lobe Lift Exhaust: 0.367"
      • Lobe Separation Angle: 114°
      • Intake Centerline: 109°
      • Valve Timing at 0.006" Lift
      • Exhaust Close ATDC: 28°
      • Intake Open BTDC: 28°
      • Exhaust Open BBDC: 84°
      • Intake Close ABDC: 68°
      • Lifter Type: Hydraulic Roller
      • Usage: Street / Strip Applications
      • Warranty: 12 Months
      • Fits 1999-2013 V8 Sierra 1500

      Description

      Hydraulic Roller Camshaft. The Comp Cams LSR Centrifugal Blower 227/243 Hydraulic Roller Camshaft delivers strong midrange power optimized for use with a centrifugal blower. It is designed to improve engine performance by enhancing valve timing and lift, making it ideal for both street and strip applications. This camshaft increases airflow efficiency, which translates to improved horsepower and torque.

      Durable Construction And Finish. This camshaft is engineered from high-quality materials and features a precise hydraulic roller design. Its smooth finish reduces wear and extends component life. The robust construction ensures reliability under high RPMs up to 7,000, making it suitable for performance-driven engines in GM LS Gen III and IV families.

      Installation. Installation involves standard camshaft replacement procedures without the need for drilling or modifications. The 3-bolt gear attachment simplifies fitment, making the process suitable for experienced enthusiasts and professionals.

      Warranty And Application. This camshaft comes with a 12-month warranty, providing assurance of quality and durability. It is specifically designed to fit 1999-2013 V8 Sierra 1500 models, delivering tailored performance enhancements for these engines.

      Comp Cams 54-477-11

      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 Sierra 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 - 01, 02, 03, 04, 05, 06, 07, 08, 09, 10, 11, 12, 13
      • 6.2L V8 - 07, 08, 09, 10, 11, 12, 13

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