COMP Cams CBVI XR271HR-12 Small Kit for 1996-1999 Chevrolet 454/502 Big Block Engines

SK-KIT - Small Kit Includes: Camshaft, Lifters, Timing Chain Set, Assembly Lube, Decals and Instructions. 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 Small Kit is a comprehensive upgrade package designed for high-performance applications on 1996 to 1999 Chevrolet 454 and 502 Gen VI Big Block engines. This kit includes a camshaft, lifters, a timing chain set, assembly lube, decals, and detailed instructions to streamline installation and ensure optimal engine performance. It is ideal for enthusiasts looking to enhance their engine's power output, especially when working with ported heads and undertaking serious valve train upgrades. To fully realize the benefits of this kit, a high-stall torque converter (2200+ RPM) and a compatible engine programmer are recommended. The kit's components are engineered for durability and precision, providing a reliable foundation for performance tuning and engine customization.
The camshaft features a specific profile designed to improve airflow and increase horsepower and torque across a broad RPM range. The included lifters are matched to the camshaft specifications for optimal valve operation, while the timing chain set ensures accurate timing during installation. Assembly lube is provided to protect internal components during assembly, reducing wear and promoting longevity. Decals and instructions facilitate proper installation and serve as helpful references for mechanics and DIY enthusiasts alike.
Compatible with various Chevrolet C3500 models from 1996 through 1999, this kit is tailored for serious performance upgrades. It is not carb-approved and requires acknowledgment of emissions regulations, making it suitable for specific racing or off-road applications where emissions compliance is not a primary concern. As a non-stock item, the kit is ideal for custom builds and high-performance engine modifications. With a focus on quality and precision, COMP Cams' small kit offers a reliable pathway to unlocking increased engine power and optimizing performance for demanding driving conditions.

Features:

• Includes camshaft, lifters, timing chain set, assembly lube, decals, and instructions for comprehensive installation.

• Designed specifically for 1996-1999 Chevrolet 454/502 Gen VI Big Block engines for optimal performance.

• s a high-performance camshaft profile to enhance airflow, horsepower, and torque.

• Requires a 2200+ RPM stall converter and engine programmer for maximum benefits.

• Suitable for ported heads and serious valve train upgrades, ideal for custom performance builds.

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 Chevy Van 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 Rally 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