Mahle Engine Cylinder

Cylinder hold down nuts, Set of 6 for Porsche 911



These specially designed and fabricated nuts secure the 911 cylinders in place during rebuild. The nuts allow for easy crank rotation and installation of pistons/cylinders without having the cylinders slip out of the case. Precisely fabricated from 2011 aluminum and anodized for years of service. Each nut is complete with a special Delrin insert to protect your cylinders.

Comes in a set of SIX.

Engine cylinder / liner.



Fits:
Porsche 930 Turbo 3.3L 1978-89

Please note: These pistons will need to be purchased as 6 pcs. Singles are not available. Price displayed is for each piston.

This set should only be fitted by engine builders or tuners as other parts may be required.

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

503WR20

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