Quote:
Originally Posted by Audacity Racing
Nope, no need for one. They don't have a plenum for any other reason than an easy install...
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Hey Kenny, just a point of clarification. We spent a number of hours on the flow bench figuring out the design of the BMS CAI tubing. The 'plenum' mentioned previously
does have a purpose. The volume of the plenum acts as a reservoir which compensates for sudden pressure drop when a driver requests wot. There is also a small notch in the plenum which helps to direct air into the intake (during mid to high rpm range) in addition to the lower plenum design/lip contributing to a 'tumble effect' as air enters the intake manifold.
I'm sure it may look a little different to some (when compared to an AEM or similar), and there are plenty of ideas out there that will work also. Our design was the result of an engineering design approach which included feedback from flow analysis (both virtual and on the bench), customers and on-course rally racing.
Having dealt with these cars since '02 (pre-pre-production) helped a little too
rally on...