COMP Cams CBVI XR271HR-12 Hydraulic Roller Camshaft for 1996-1999 Chevrolet C3500 454/502 Big Block Engines

Xtreme Energy Computer Controlled 224/232 Hydraulic Roller Cam Works well with ported heads, serious valve train upgrade required, needs 2200+ stall and programmer. 1996-1999 Chevrolet 454/502 GEN VI Big Block

The COMP Cams CBVI XR271HR-12 hydraulic roller camshaft is designed for high-performance applications on 1996-1999 Chevrolet C3500 trucks equipped with 454 and 502 Big Block engines. Engineered for enthusiasts seeking significant power gains, this camshaft works best with ported heads and requires a serious valve train upgrade. It is compatible with a stall converter of 2200 RPM or higher and benefits from a custom engine tune using a programmer to maximize performance. The XR271HR-12 provides a balanced blend of performance and drivability, making it an excellent choice for street and strip applications.

This camshaft features a duration of 224/232 degrees and is built to enhance airflow, resulting in improved horsepower and torque across the RPM range. It is not carb-acceptable and requires carb acknowledgment during installation. The design and specifications ensure compatibility with the specified Chevrolet C3500 models, providing a straightforward upgrade for serious enthusiasts looking to boost their vehicle's performance.

Crafted by COMP Cams, a trusted name in the automotive performance industry, this camshaft guarantees durability and reliable operation. Whether upgrading a stock engine or building a high-powered street machine, the CBVI XR271HR-12 is a reliable choice for maximizing your engine's potential.

Features:

• Designed for 1996-1999 Chevrolet C3500 with 454/502 Big Block engines

• Hydraulic roller design for improved durability and performance

• Duration: 224/232 degrees for enhanced airflow and power

• Requires 2200+ RPM stall converter and engine programming for optimal results

• Works well with ported heads and serious valve train upgrades

• Not carb-acceptable; requires carb acknowledgment

• Built by COMP Cams for quality and reliability

Fits
Chevrolet C2500 Base 1996
Chevrolet C2500 Base 1997
Chevrolet C2500 Base 1999
Chevrolet C2500 Base 2000
Chevrolet C2500 Cheyenne 1996
Chevrolet C2500 Cheyenne 1997
Chevrolet C2500 Cheyenne 1998
Chevrolet C2500 LS 1999
Chevrolet C2500 LS 2000
Chevrolet C2500 Silverado 1996
Chevrolet C2500 Silverado 1997
Chevrolet C2500 Silverado 1998
Chevrolet C2500 WT 1998
Chevrolet C2500 Suburban Base 1996
Chevrolet C2500 Suburban Base 1997
Chevrolet C2500 Suburban Base 1998
Chevrolet C2500 Suburban Base 1999
Chevrolet C2500 Suburban LS 1996
Chevrolet C2500 Suburban LS 1997
Chevrolet C2500 Suburban LS 1998
Chevrolet C2500 Suburban LS 1999
Chevrolet C2500 Suburban LT 1996
Chevrolet C2500 Suburban LT 1997
Chevrolet C3500 Base 1996
Chevrolet C3500 Base 1997
Chevrolet C3500 Base 1999
Chevrolet C3500 Base 2000
Chevrolet C3500 Cheyenne 1996
Chevrolet C3500 Cheyenne 1997
Chevrolet C3500 Cheyenne 1998
Chevrolet C3500 LS 1999
Chevrolet C3500 LS 2000
Chevrolet C3500 Silverado 1996
Chevrolet C3500 Silverado 1997
Chevrolet C3500 Silverado 1998
Chevrolet Express 3500 Base 1996
Chevrolet Express 3500 Base 1997
Chevrolet Express 3500 Base 1998
Chevrolet Express 3500 Base 1999
Chevrolet Express 3500 Base 2000
Chevrolet Express 3500 LS 1996
Chevrolet Express 3500 LS 1997
Chevrolet Express 3500 LS 1998
Chevrolet Express 3500 LS 1999
Chevrolet Express 3500 LS 2000
Chevrolet G30 Beauville 1996
Chevrolet G30 Chevy Van 1996
Chevrolet G30 Hi-Cube 1996
Chevrolet G30 Sportvan 1996
Chevrolet K2500 Base 1996
Chevrolet K2500 Base 1997
Chevrolet K2500 Base 1999
Chevrolet K2500 Base 2000
Chevrolet K2500 Cheyenne 1996
Chevrolet K2500 Cheyenne 1997
Chevrolet K2500 Cheyenne 1998
Chevrolet K2500 LS 1999
Chevrolet K2500 LS 2000
Chevrolet K2500 Silverado 1996
Chevrolet K2500 Silverado 1997
Chevrolet K2500 Silverado 1998
Chevrolet K2500 WT 1998
Chevrolet K2500 Suburban Base 1996
Chevrolet K2500 Suburban Base 1997
Chevrolet K2500 Suburban Base 1998
Chevrolet K2500 Suburban Base 1999
Chevrolet K2500 Suburban LS 1996
Chevrolet K2500 Suburban LS 1997
Chevrolet K2500 Suburban LS 1998
Chevrolet K2500 Suburban LS 1999
Chevrolet K2500 Suburban LT 1996
Chevrolet K2500 Suburban LT 1997
Chevrolet K3500 Base 1996
Chevrolet K3500 Base 1997
Chevrolet K3500 Base 1999
Chevrolet K3500 Base 2000
Chevrolet K3500 Cheyenne 1996
Chevrolet K3500 Cheyenne 1997
Chevrolet K3500 Cheyenne 1998
Chevrolet K3500 LS 1999
Chevrolet K3500 LS 2000
Chevrolet K3500 Silverado 1996
Chevrolet K3500 Silverado 1997
Chevrolet K3500 Silverado 1998
Chevrolet P30 Base 1996
Chevrolet P30 Base 1997
Chevrolet P30 Base 1998
Chevrolet P30 Base 1999
GMC C2500 Sierra SL 1996
GMC C2500 Sierra SL 1997
GMC C2500 Sierra SL 1998
GMC C2500 Sierra SL 1999
GMC C2500 Sierra SL 2000
GMC C2500 Sierra SLE 1996
GMC C2500 Sierra SLE 1997
GMC C2500 Sierra SLE 1998
GMC C2500 Sierra SLE 1999
GMC C2500 Sierra SLE 2000
GMC C2500 Sierra SLT 1996
GMC C2500 Sierra SLT 1997
GMC C2500 Sierra SLT 1998
GMC C2500 Sierra SLT 1999
GMC C2500 Sierra SLT 2000
GMC C2500 Suburban Base 1996
GMC C2500 Suburban Base 1997
GMC C2500 Suburban Base 1998
GMC C2500 Suburban Base 1999
GMC C2500 Suburban SLE 1996
GMC C2500 Suburban SLE 1997
GMC C2500 Suburban SLE 1998
GMC C2500 Suburban SLE 1999
GMC C2500 Suburban SLT 1996
GMC C2500 Suburban SLT 1997
GMC C2500 Suburban SLT 1998
GMC C2500 Suburban SLT 1999
GMC C3500 Sierra SL 1996
GMC C3500 Sierra SL 1997
GMC C3500 Sierra SL 1998
GMC C3500 Sierra SL 1999
GMC C3500 Sierra SL 2000
GMC C3500 Sierra SLE 1996
GMC C3500 Sierra SLE 1997
GMC C3500 Sierra SLE 1998
GMC C3500 Sierra SLE 1999
GMC C3500 Sierra SLE 2000
GMC C3500 Sierra SLT 1996
GMC C3500 Sierra SLT 1997
GMC C3500 Sierra SLT 1998
GMC C3500 Sierra SLT 1999
GMC C3500 Sierra SLT 2000
GMC G3500 Magnavan 1996
GMC G3500 Rally 1996
GMC G3500 Rally Camper Special 1996
GMC G3500 Rally STX 1996
GMC G3500 Vandura 1996
GMC G3500 Vandura Special 1996
GMC K2500 Sierra SL 1996
GMC K2500 Sierra SL 1997
GMC K2500 Sierra SL 1998
GMC K2500 Sierra SL 1999
GMC K2500 Sierra SL 2000
GMC K2500 Sierra SLE 1996
GMC K2500 Sierra SLE 1997
GMC K2500 Sierra SLE 1998
GMC K2500 Sierra SLE 1999
GMC K2500 Sierra SLE 2000
GMC K2500 Sierra SLT 1996
GMC K2500 Sierra SLT 1997
GMC K2500 Sierra SLT 1998
GMC K2500 Sierra SLT 1999
GMC K2500 Sierra SLT 2000
GMC K2500 Suburban Base 1996
GMC K2500 Suburban Base 1997
GMC K2500 Suburban Base 1998
GMC K2500 Suburban Base 1999
GMC K2500 Suburban SLE 1996
GMC K2500 Suburban SLE 1997
GMC K2500 Suburban SLE 1998
GMC K2500 Suburban SLE 1999
GMC K2500 Suburban SLT 1996
GMC K2500 Suburban SLT 1997
GMC K2500 Suburban SLT 1998
GMC K2500 Suburban SLT 1999
GMC K3500 Sierra SL 1996
GMC K3500 Sierra SL 1997
GMC K3500 Sierra SL 1998
GMC K3500 Sierra SL 1999
GMC K3500 Sierra SL 2000
GMC K3500 Sierra SLE 1996
GMC K3500 Sierra SLE 1997
GMC K3500 Sierra SLE 1998
GMC K3500 Sierra SLE 1999
GMC K3500 Sierra SLE 2000
GMC K3500 Sierra SLT 1996
GMC K3500 Sierra SLT 1997
GMC K3500 Sierra SLT 1998
GMC K3500 Sierra SLT 1999
GMC K3500 Sierra SLT 2000
GMC P3500 Base 1996
GMC P3500 Base 1997
GMC P3500 Base 1998
GMC P3500 Base 1999
GMC Savana 3500 Base 1996
GMC Savana 3500 Base 1997
GMC Savana 3500 Base 1998
GMC Savana 3500 Base 1999
GMC Savana 3500 Base 2000
GMC Savana 3500 SLE 1996
GMC Savana 3500 SLE 1997
GMC Savana 3500 SLE 1998
GMC Savana 3500 SLE 1999
GMC Savana 3500 SLE 2000