Competition Cams 42-602-11 Big Mutha Thumpr Retro-Fit Hydraulic Roller Cam
Part # COM42-602-11
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Compatible with Oldsmobile 260-455
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Competition Cams 42-602-11 Big Mutha Thumpr Retro-Fit Hydraulic Roller Cam
Compatible with Oldsmobile 260-455
Competition Cams 42-602-11 Big Mutha Thumpr Retro-Fit Hyd Rolle...
Features:
- Great sound (early exhaust opening and more overlap)
- Great power (new lobe designs give great area and air flow)
- Great mid-range response (early intake closing traps more air)
- Minimal engine vacuum - requires mods for any vacuum accessories such as power brakes
- Designed for use only with valve train upgrades including COMP Cams® Beehive™ Valve Springs and roller rockers
- Works best with looser converters, more rear end gear and other performance engine modifications
| Advertised Exhaust Duration | 319 |
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| Advertised Intake Duration | 299 |
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| Brand |
Competition Cams
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| Camshaft Style | Hydraulic Roller |
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| Exhaust Duration (at .050 inch Lift) | 257 |
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| Exhaust Valve Lift(w/ Factory Rocker Arm Ratio) | 0.537 |
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| Intake Duration (at .050 inch Lift) | 243 |
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| Intake Valve Lift (w/ Factory Rocker Arm Ratio) | 0.552 |
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| Lobe Separation (degrees) | 107 |
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| Operating RPM Range | 2300-6100 |
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| Product Type | Camshafts |
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| UPC | 036584312987 |
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| Manufacturer Part Number | 42-602-11 |
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| Part Number | COM42-602-11 |
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