COMP Cams CB Nostalgia Plus ZL-1 Camshaft for Chevrolet Big Block Engines Part Number 11-573-5

BBC - 1965-66 396 c.i.d. models have an oiling groove in the rear journal. The listed part numbered cams will not fit these models, so if you require a Camshaft with the oiling groove, please call us at 1-800-999-0853 or contact us, and we will assist you with placing an order. Nostalgia Plus version of legendary ZL-1 camshaft. Modern lobe design makes this cam better than the original. Chevrolet GEN IV 396-454 Big Block Engines Originally Equipped with Flat Tappet Camshafts

The COMP Cams CB Nostalgia Plus ZL-1 camshaft is designed for Chevrolet big block engines ranging from 396 to 454 cubic inches, originally equipped with flat tappet camshafts. This high-performance camshaft features a modern lobe design that surpasses the original specifications, providing improved power delivery and engine efficiency. It is suitable for vintage restorations and performance upgrades, ensuring compatibility with classic 1965-66 396 c.i.d. models that feature an oiling groove in the rear journal. Please note that the listed part number is incompatible with these models unless an oiling groove camshaft is specified; for such applications, contact us at 1-800-999-0853 for assistance in ordering the correct part.

The camshaft's precise engineering enhances combustion efficiency and power output, making it an ideal choice for enthusiasts seeking to restore or upgrade their Chevrolet big block engines. Constructed with durable materials, it offers reliable performance under demanding conditions. The design adheres to modern standards while maintaining the historic aesthetic and performance characteristics associated with the ZL-1 legend. This camshaft is a direct replacement for flat tappet camshafts originally fitted in these engines, facilitating straightforward installation and improved engine responsiveness. Please be aware that this product is not carburetor approved and requires carburetor acknowledgment during installation. It is not suitable for air freight shipping, and due to Prop 65 regulations, it includes hazardous materials warning. The camshaft ships individually and is intended for professional installation to ensure optimal performance and longevity. Enhance your Chevrolet big block engine with the COMP Cams CB Nostalgia Plus ZL-1 camshaft for increased horsepower, torque, and overall engine performance, making it a valuable upgrade for muscle car restorations and high-performance builds.

Features:

• Designed for Chevrolet 396-454 big block engines originally equipped with flat tappet camshafts

• s a modern lobe design for improved performance over the original ZL-1 camshaft

• Includes an oiling groove in the rear journal for models from 1965-66 with specific oiling requirements

• Durable construction suitable for high-performance applications

• Requires carburetor acknowledgment during installation and is not carb-approved