What does a Thumpr cam do?
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The Thumpr line delivers true high performance engine sound by “tightening” the lobe separation angle of the camshaft. This creates more overlap between exhaust and intake events and more “cool” performance sound.
What is a mild cam?
An RV or towing camshaft, which is considered a mild performance or an economy cam, will often have a narrower LSA, between 112 and 114 degrees. Hot street camshafts usually have 110- to 112-degree LSA, while high performance and racing camshafts will often run between 105 and 108 degrees.

What makes a cam lumpy?
what makes the cam have that lumpy sound? The overlap of the exhaust valve closing and intake valve opening causes the engine to be inefficient at low speed which results in the lumpy idle. The closer the Lobe Seperation Angle the more the overlap, the more duration the more (typically) the overlap.
What is an aggressive cam?
In summary, an aggressive cam is one with large acceleration (both positive and negative), jerk and ramp velocity. An aggressive cam will open and close quickly, i.e. will have low Intensity.

What is the best camshaft for a 350 Chevy 350?
COMP Cams CL12-600-4 Camshaft For 350 Chevy – Best Top Pick Review COMP Cams CL12-600-4 camshaft option is our top pick, and for good cause. With its many great features that will increase the performance of your 350 Chevy significantly, this choice will give you the most horsepower for the most cost-effective price.
Is a camshaft a good option for a small block Chevy?
With its high RPM operating range and its good mid-range power, this powerful camshaft option is a great choice for those with small block Chevrolets with V8 engines. A camshaft’s operating range it essentially its sweet spot, where it gets the most horsepower possible.
What are the different types of camshafts?
This camshaft kit option has three different camshaft options to choose from that include the Thumpr, the Mutha’ Thumpr, and the Big Mutha’ Thumpr. Each of these offers its user more horsepower and a broad torque curve for the size that they are looking for.
Why buy a Chevy Silverado camshaft?
This model comes with a high RPM operating range and early intake valve opening that make your Chevy sound, and drive more powerfully on any type of road. With all the great features that this camshaft option has, it is clear to see why we chose this model as our top pick.