If your looking for the best pistons available for your high performance Duramax engine build, look no further. These are a popular upgrade among racers looking to run big boost and large lift cams.
Compression Ratio in relation to Bore:
• Mahle and SoCal Diesel have combined to bring you the best forged Duramax piston on the market today.
• These pistons feature 1.5mm top rings to promote better sealing and heat transfer out of the piston. The top ring lands are hard anodized to reduce wear.
• Piston skirts are coated with a dry film lubricant to reduce friction.
• Featuring .075 deep valve pockets for high lift cams.
Available in the following bore sizes: Standard, +.020 and +.040
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