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11whp gain using the WERKSracing Phenolic Spacer Set!!!
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werks:
We just concluded testing on our WERKSracing LNF/LHU Phenolic Spacer set on Kyle's 2012 Buick Regal GS and the results speak for themselves!
 
+11whp gain
+1ftlb TQ gain
- 73(F) degree drop in Intake manifold surface temperature!

Kyle's Beautiful Regal GS -


Before Phenolic Spacers immediately after dyno pull-

 

After Phenolic Spacers immediately after dyno pull -


Before and after results -

 
Purchase the WERKSracing Phenolic Spacer set for $144.99 here -
http://www.performanceautowerks.com/catalog/product_info.php?cPath=334_419_421&products_id=1880
cdnite:
Impressive were any other changes made?


--Christian
cdnite:
I ask because I have a set already and was planning to do the install this weekend. The numbers look good but I would have expected them inverse.

I would have expected the longer runner length to yield a 10lbs/ft torque and a 1hp improvement... That's about what you see on most 5.0 Foxes with the same type of part.

Hmmm... Longer runner marginal torque lower temps better HP.... I need to test this!
Sol Asylum:

--- Quote from: cdnite on May 15, 2013, 01:32:41 PM ---
Hmmm... Longer runner marginal torque lower temps better HP.... I need to test this!

--- End quote ---

Yeah the almost negligible torque gain given the HP gain seemed odd to me.  The pulls where done on two different days, wonder if there is an atmospheric variable.
Johnny-Longtorso:
Not to rain on anyone's parade - but in the Mustang world these have proven largely useless for anything other than adding a little (and in this case - very little) runner length / port volume.  After a time all parts under the hood tend to assume a fairly similar temperature, even with spacers over 1".  I see no reason why these should be any different - but I'm certainly interested to hear what others think.

I'd like to see a car dyno'd both before and after an install when driven for 30 minutes on a summer day immediately prior to the pull.  My experience (again, based on accounts of dozens of Mustang owners) tells me it will be net zero difference.
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