Originally Posted by
WAF
I like power but the Fluidampr one states it produces more power than the CTS one which is Aluminum?? My main concern is the pulley being worn down like the EuroCode ones have been.
@blbroo This is what I'm trying to figure out if any wear will occur etc. It looks very similar.
The claims for power seem highly dependent on how modified your vehicle is. I'd imagine Stage 1 - Stage 2 vehicles would be on the lower spectrum of the claim where is a Stage 3 or big turbo vehicle would be at the higher end. This pulley is also cataloged to GTI which is FWD and will net more power due to less drive train loss so keep that in mind.
Over all it's just a pulley so there's no magic engineering that's going to make one drastically make more power than the other. The limiting factor is weight so obviously the more weight you take off the pulley the more potential power it can make. Obviously you can't remove too much otherwise it could easily break apart due to lack of structure. So finding the right balance between structural strength and weight reduction is key.
Looking at the materials the CTS and EC seem to be made from the same 6061 T6 Aluminum, so if the EC is wearing down so would the CTS. Fluidampr doesn't list what material they use for the ribbed portion and other structural parts. But their part is SFI certified. The SFI Foundation Inc. is a non-profit organization established to issue and administer standards for specialty/performance automotive and racing equipment. Many of these standards are pretty rigorous so a passing certification holds high merit for quality and reliability.
I hope this helps!
Jason
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