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0405htp Ls2 07 Z

Pistons for the LS2 have a true flat-top design. Ring tension has been altered, compared to the LS1, to reduce the tension and free up horsepower.
LS2: An Inside Look

 Pistons for the LS2 have a true flat-top design. Ring tension has been altered, compared to the LS1, to reduce the tension and free up horsepower.  View Related Article

 

 

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