Reworking and reaming

General

Reaming of the light-alloy Silumin crankcase for B bearings Is done in two steps. When reaming the bearings, always grease the reamer using white spirits.

1st step = roughing reamer 65.20 mm dia. 2nd step = finishing reamer 65.25 mm dia.

Reaming

1. Fit shop-made tool to crankcase and tighten

3. Place end bearing bushing EL 35 in bearing bore 8 and align using the guide rod.

932-13 933-13

2. Place end bearing bushing EL 35 in bearing bore 1.

10 10 49 Reworking and reaming 10 - 35

Printed in Germany - III, 1994

4. Now attach and align both guides for sup-

934-13

935-13

5. Remove end bearing bushings after tightening and aligning, respectively.

6. Insert guide rod complete with reamer into bearing 8 and ream all bearing bores slowly

936-13

Note

Have an assistant apply liberal amounts of white spirits for greasing while the bearing bores are reamed to the correct size.

935-13

Note

When tightening the guides, make sure the guide rod does not bind, i.e. the guide rod must be checked for free rotation during the whole tightening process.

911 Carrera (993)

Engine, Crankshaft, Pistons

13 01 Engine Holder

Tools

Tools

No.

Description

Special tool

Order No.

Explanation

1

Engine holder

P 201

000.721.201.00

Mount engine holder to right-hand crankcase section (cyl. no. 4...6). Use spacer sleeves (shop-made).

2

Toothed sector and mounting parts

P 201 b

000.721.201.20

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