Header Dyno Testing & Comparison, Tri Y vs. 4 Into 1 - Performance By Design
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Testing centered upon the two most common header configurations: the tri-Y and the 4-into-1. As the name suggests, the tri-Y features three distinct Y sections formed as the primary and secondary pipes merge together. The 4-into-1 simply joins the four (long) primary pipes together at a common collector. The difference between the two designs is evident here. View Related Article
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Honda CRV Research
Finding a fuel efficient automobile today is easier than ever. Check out the Honda CRV buyer's guide providing information on car specs, reviews and fuel economy. The 2010 CRV is equipped with a L4 engine, generating 180 horsepower, and it has comparable seating capacity. You may also be interested in the Honda Element and the Acura RL.
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