• Weistec

      Published on 06-30-2012 10:15 PM
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      We have built a good amount of M156/M159 SLS engines and have had a few request for build photos. This same engine build is the foundation for a larger horsepower SLS package that we will be releasing soon. Also installed are one of the first few sets of M159 CNC ported heads we have released. We will be updating our website with details in the near future. ...
      Published on 08-12-2011 01:59 PM
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      This is the car that has been getting a lot of attention due to the owners erratic behavior. A fauly crank position sensor caused some issues but that has since been resolved. The vehicle put down an eye opening 630 whp and the owner describes it as being 'too powerful' as if there was such a thing. This build just goes to show having some trust in reputable vendors and tuners to resolve issues goes a long way as does a bit of patience/class. Well done Weistec and ACG!