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October 2012 - Construction Phase 4

Piston, connecting rods, rings and bolts
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All connecting rods with in-pressed needle bearing are prepared for the next step.

Also the pistons are deburred, washed, measured and ready for the installation.

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Assembling the connecting rods into the pistons with hardened and ground pins.

Before assembly, the needle bearings are washed in a special thinner and then soaked in oil.

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Mounting the 36 piston rings into the laid out pistons with mounted connecting rods. The installation is also done with oil.

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Fitting the pistons into the sockets, also with oil.

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Assembling the individual cylinders into the engine cases that are already provided with studs.

The connecting rods are mounted into the mother connecting rod. also with oil.

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Mounting the connecting rod bolts into the mother connecting rod.

The connecting rod bolts are secured with circlips.

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The cylinders are fastened onto the engine case with two-piece hold-down clamps.

Hold-down WITHOUT gaps (good to see here). We separate asymmetrically and use only one half.

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It’s getting there ...

... and here are both finished engine cases with all 18 cylinders ready for the further assembly.

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