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Engine Camshaft (COMP Cams) for 1999-2020 Avanti, Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Pontiac, & Saab

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$541.95
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ℹ️ Product Notes

This COMP Cams® HV NSR 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 +69 horsepower at peak. Get the most out of your daily driver truck, SUV or 4x4 without sacrificing street manners. The NSR HV cam will provide a deep rumble with a mild, yet noticeable lope. At .541" lift, this cam is designed to allow drop-in performance with stock valve springs. Also compatible with stock converters.
Brand: COMP Cams
Condition: New
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🛡️ Lifetime Warranty Included

This part comes with our industry-leading lifetime warranty. Shop with confidence!

SKU #
E95C7A2
  • New Condition
  • COMP Cams Quality
  • Easy Installation - No Modifications
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Product Specifications


Detailed specifications and attributes for this part:

Attribute Value
Advance 5
Advertised Exhaust Duration 278
Advertised Intake Duration 272
Basic Operating RPM Range 2500 - 6200
Cam Grind # Ls272pu-12
Cam Type Hydraulic Roller
Camshaft Intake Centerline 107
Camshaft Series Hv
Computer Controlled Compatible Yes
Direct Injection No
Engine Platform Gm Ls Gen Iii/iv
Exhaust Close ATDC -4
Exhaust Lobe Lift 0.318
Exhaust Valve Lash Hyd
Exhaust Valve Lift 0.541
Exhaust Valve Lift With Factory Rocker Arm Ratio 0.541
Factory Rocker Ratio 1.7
Fuel Management Strategy Compatible No
Intake Duration At .050 Inch Lift 218
Intake Lobe Lift 0.318
Intake Open BTDC 2
Intake Valve Lash Hyd
Intake Valve Lift 0.541
Intake Valve Lift With Factory Rocker Arm Ratio 0.541
Lifter Type Hydraulic Roller, Roller
Lobe Separation 112
Phaser Requirement None
Usage Street
VVT Compatible No
Valve Springs Required Yes

Vehicle Fitment Guide

This part fits the following vehicles:

Make Models
Avanti II
Buick Allure, LaCrosse, Rainier
Cadillac CTS, Escalade, Escalade ESV, Escalade EXT
Chevrolet Avalanche, Avalanche 1500, Camaro, Caprice, Cheyenne, Colorado, Corvette, Express 1500, Express 2500, Express 3500, Express Cargo, Express Pasajeros, Impala, LCF 3500, Monte Carlo, Silverado 1500, Silverado 1500 Classic, Silverado 2500, Silverado 2500 HD, Silverado 3500 HD, SSR, Suburban, Suburban 1500, Suburban 2500, Suburban 3500 HD, Tahoe, Trailblazer, Trailblazer EXT
GMC Canyon, Envoy, Envoy XL, Envoy XUV, Savana 1500, Savana 2500, Savana 3500, Sierra, Sierra 1500, Sierra 1500 Classic, Sierra 2500, Sierra 2500 HD, Sierra 3500 HD, Yukon, Yukon XL 1500, Yukon XL 2500
Hummer H2, H3, H3T
Isuzu Ascender
Pontiac G8, Grand Prix
Saab 9-7x

This is a universal part that fits 1,664 vehicle configurations across 9 makes.

⚠️ Important: Please verify your vehicle's year, make, model, and specifications before ordering. If you're unsure about fitment, contact our customer service team for assistance.

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Shipping Information

We offer fast, reliable shipping on all orders:

  • Ships to all countries via US Postal Service Priority Mail.
  • Most orders ship within 1 business day.
  • Delivery time: 1-4 business days after shipment.
  • International shipping available, including APO/FPO addresses.
  • Tracking information provided for all shipments.
  • Additional handling fees may apply for oversized/overweight packages.

Return Policy

We want you to be 100% satisfied with your purchase. That's why we offer:

  • 120-Day Returns - Return any part within 120 days from date of receipt.
  • Must obtain RMA (Return Merchandise Authorization) number before returning.
  • Parts must be in original condition, uninstalled, unaltered, and in original packaging.
  • Important: Electrical parts are not returnable if unsealed.
  • Please inspect parts upon arrival and notify us within 5 days of receiving incorrect or damaged parts.
  • Refunds processed after warehouse receives return and credited to original payment method.

Warranty

This part comes with a limited lifetime warranty. Warranty begins on the original purchase date.

Warranty does NOT cover:

  • Shipping costs or labor expenses.
  • Installation errors.
  • Parts used for racing.
  • Commercial vehicle parts.

More Information


This COMP Cams® HV NSR 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 +69 horsepower at peak. Get the most out of your daily driver truck, SUV or 4x4 without sacrificing street manners. The NSR HV cam will provide a deep rumble with a mild, yet noticeable lope. At .541" lift, this cam is designed to allow drop-in performance with stock valve springs. Also compatible with stock converters.

Fits Years: 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020

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