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Comp Cams Part Number 08-422-8 is an Xtreme Energy 218/224 hydraulic roller camshaft designed for Chevrolet 305–350 O.E. roller engines (1987–1998). Built for street/performance applications, this camshaft enhances low- and mid-range torque, throttle response, and idle quality. Ideal for daily-driven performance builds looking for a noticeable improvement without sacrificing drivability.
Xtreme Energy series hydraulic roller camshaft
Designed for O.E. roller Chevy 305–350 engines
Strong street performance with improved torque
Performance-oriented idle with good drivability
3-bolt camshaft gear attachment
Suitable for 1987–1998 roller small block platforms
| Specification | Value |
|---|---|
| Camshaft Type | Hydraulic Roller |
| Series | Xtreme Energy |
| Engine Family | Chevrolet 305–350 c.i. O.E. Roller (1987–1998) |
| RPM Range | 1,600–5,400 |
| Advertised Duration (Int/Exh) | 270 / 276 |
| Duration @ .050" (Int/Exh) | 218 / 224 |
| Valve Lift (Int/Exh) | 0.495 / 0.502 |
| Lobe Separation Angle | 110° |
| Intake Open (BTDC) | 29° |
| Intake Close (ABDC) | 61° |
| Exhaust Open (BBDC) | 72° |
| Exhaust Close (ATDC) | 24° |
| Valve Timing @ .006" | Not specified |
| Gear Attachment | 3-Bolt |
| Usage | Street/Performance |
| Lifter Type | Hydraulic Roller |
| Warranty | 12 Months |
| UPC | 036584025023 |
| Emissions Code | Not specified |
| California Proposition 65 | Cancer and Reproductive Harm (P65Warnings.ca.gov) |
Make: Chevrolet
Engine Family: 305 / 350 c.i. O.E. Roller V8
Model Years: 1987–1998
Cam Gear Style: 3-bolt
