COMP Cams 82-250-4 Xtreme Energy Hydraulic Flat Tappet Camshaft for Holden - 284H V8

The COMP Cams Xtreme Energy 82-250-4 is a high-performance hydraulic flat tappet camshaft specifically engineered for 1970-1988 Holden V8 engines. This camshaft delivers excellent mid-range to top-end power gains, making it ideal for street performance applications and weekend cruisers looking for aggressive sound and improved throttle response.

Key Specifications:

• Duration at 0.050": 234°/244° (Intake/Exhaust)
• Advertised Duration: 284°/296° (Intake/Exhaust)
• Valve Lift: 0.480"/0.480" (with 1.5:1 rocker ratio)
• Lobe Separation Angle: 110°
• Hydraulic flat tappet design for reduced maintenance
• Recommended RPM range: 1,600-5,800

Performance Features:

• Xtreme Energy lobe profiles deliver faster valve acceleration for increased horsepower and torque
• Optimized for street/strip applications with manual or automatic transmissions
• Produces aggressive choppy idle and excellent throttle response
• Requires aftermarket torque converter (2,200-2,600 stall) for automatic transmissions
• Works with stock or mild compression ratios (9.0:1 to 10.0:1)

This camshaft is designed for enthusiasts seeking noticeable performance gains without sacrificing streetability. Compatible with stock valve springs in most applications, though upgraded valve springs are recommended for optimal performance and durability.