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0305tur Part1boost11 Z

The engine was then bolted to the Sun cylinder boring machine to cut an additional .020 out of the cylinders. This was done to accommodate the .020-over Arias pistons. In the next article, we'll head to HKS for the engine assembly.
Subaru WRX Tuning Attack: EJ20 Engine Build

 The engine was then bolted to the Sun cylinder boring machine to cut an additional .020 out of the cylinders. This was done to accommodate the .020-over Arias pistons. In the next article, we'll head to HKS for the engine assembly.  View Related Article

 

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