WM 131020 Removing And Installing Pistons And Handling Tools (All Models): Tools

Information 

• All engine repairs must be carried out using only the specified tools. 
• Only these tools have been tested and approved. 

Tool overview:

Fig 1: Identifying Removing And Installing Special Tools For Pistons

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

1. Retaining device 9778  with piston receiving element with a diameter of 97 mm (3.4-litre engine)
2. Alternatively: Piston receiving element 9778/2  with a diameter of 89 mm (2.9-litre engine)
3. Funnel 9784  for piston assembly, diameter: 97 mm or funnel 9784/3  for piston assembly, diameter: 89 mm
4. Spacer ring 9787/3  for positioning the piston at the correct depth in the cylinder, diameter: 97 mm (3.4-litre engine)
5. Piston assembly aid 9787  , diameter: 97 mm or piston assembly aid 9787/2  , diameter: 89 mm, for positioning the piston at the correct depth in the cylinder
6. Handle of assembly aid 9598 
7. Disassembly tool 9764  for piston-pin circlips
8. Disassembly tool 9777  and assembly tool for piston pins
9. Assembly tool 9776  for piston-pin circlips
10. Centering mandrel 9782  for connecting rods and pistons.
11. Assembly aid 9783  for pressing out pistons (cylinders 1-3) and connecting rods with pistons (cylinders 4-6)

ohne Bild  - Rubber sleeves for connecting rods, assembly aid 9795  for protecting cylinder linings (fitted on connecting rods for cylinders 1-3)