COMP Cams 21-227-4 Xtreme Energy Hi-Lift Hydraulic Camshaft, Mopar B/B
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Xtreme Energy Hi-lift Hydraulic Flat Tappet Camshafts. Hydraulic, Best All Around Street Performance Cam, 9:1 Compression w/ 2500+ Stall, Extra Lift For Upper RPM Power. All COMP Cams Camshafts are manufactured to the strictest tolerances. Rigorously tested and checked for quality.
- Quicker opening lobe profiles deliver increased responsiveness & more area under the lift curve
- More vacuum allows an increase in duration for improved performance & assists power brakes
- Excellent performance in street carbureted applications
- Best performance with aftermarket intake manifolds, headers, lower gear ratios, etc.
Application1959-78 Chrysler 383-440
1960-78 Plymouth 383-440
1959-79 Dodge 383-440
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Q & A
What happens when you advance or retard a camshaft? In this tech article, we explain the pros and cons of installing your cam straight up, advancing or retarding.
Learn the basics to engine performance like; how does a cam work? What is Valve lift, duration, lobe separation angle, and cam profiles? Afterwords selecting the right camshaft will be less of a guessing game!