Great mod for the C350!
1) If the oem TB is running out of range (max mg/sec rating), or represents a significant restriction showing a pressure drop across it at WOT max hp, then a larger TB will likely just give you a "sprintbooster" effect in that you will have more flow at 1/4 throttle, vs the smaller oem TB.
dwyer 0-100 inch water column diff press gage
2) The larger plastic intake manifold will keep the charge cooler vs oem aluminum manifold.
3) Due to the larger, smoother runners, it will likely help with max power on a C300, or C350, without the TB upgrade. But expect less low end performance, with larger runners and if there is a loss of tumble valves.
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Last edited by kevink2; May 26, 2012 at 11:45 AM.
The Best of Mercedes & AMG
very nice none the less. i'm looking for a c350 or c230, i want a 6sp. i know the w203 c350 6spd are very rare. but have my hopes up.
http://cgi.ebay.com/ebaymotors/2006-...t_32952wt_1165
By the way to everyone this is the exact same motor that is in the w204. I may end up selling it with the car. We shall see.




