SKU: COM12-205-2
UPC: 036584500070
MPN: 12-205-2
The Comp Cams SBC Cam 252H hydraulic camshaft is a high-energy hydraulic flat-tappet design engineered for small-block Chevrolet engines seeking responsive mid-range power delivery and reliable street performance. This camshaft combines proven hydraulic flat-tappet technology with carefully balanced lift and duration specifications to optimize engine efficiency across a broad RPM band without requiring extensive engine modifications.
The 252/252-degree duration at 0.050" lift and 0.425" lift on both intake and exhaust lobes establish a symmetrical valve event profile ideal for small-block applications. The 110-degree lobe separation angle promotes manageable overlap, yielding tractable idle quality and strong low-to-mid-range torque production. Operating range spans 800 to 4800 RPM, making this cam well-suited for street-driven vehicles and entry-level performance builds where broad powerband compatibility is prioritized over peak-RPM aggression. The hydraulic design automatically compensates for valve-train thermal expansion, simplifying installation and maintenance while ensuring consistent lobe profile wear characteristics over extended service life.
Small-block Chevy enthusiasts—from street-rod builders and classic muscle-car restorers to weekend cruisers and light-duty performance applications—rely on this profile for its balance of drivability and power. The 252H delivers enough aggression to noticeably improve throttle response and acceleration while maintaining OEM-like idle stability and fuel efficiency. Restoration shops and bolt-on upgrade builders frequently specify this camshaft when customer expectations demand perceptible performance gains without radical engine tuning, complicated fuel management, or internal modifications.
Comp Cams has built its reputation on precision camshaft manufacturing and flow-tested valve-train optimization. The 252H is produced to exacting tolerances and inspected for lobe profile consistency, ensuring compatibility with standard small-block hydraulic lifters and compatible timing components. For buyers evaluating mid-range hydraulic cam options, this specification represents a proven foundation for reliable, repeatable power improvement.
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