Timing Chain And Chain Tensioner

WARNING: This page is about a different variant/trim than selected.

Fig 1: Timing Chain And Chain Tensioner Components Location With Torque Specification

G15211930

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Timing chain and chain tensioner

1	Timing chain, bank 1 (cylinders 1-4) 122 chain links Parts included with tensioning rail
2	Tensioning rail for bank 1 only available with timing chain for bank 1.
3	Collar axle, M8 > Tightening torque 23 Nm (17 ftlb.)
4	Collar axle. M6 with shoulder > Tightening torque 9 Nm (6.5 ftlb.)
5	Collar axle. M6 > Tightening torque 9 Nm (6.5 ftlb.)
6	Guide rail
7	Screws, M6 x 20 > Tightening torque 9 Nm (6.5 ftlb.)
8	Guide pad
9	Chain tensioner
10	Seal/replace if damaged
11	Timing chain, bank 2 (cylinders 5-8) 124 chain links
12	Guide rail
13	Screws, M6 x 16 > Tightening torque 9 Nm (6.5 ftlb.)
14	Guide pad
15	Screws, M6 x 20 > Tightening torque 9 Nm (6.5 ftlb.)
16	Chain tensioner
17	Tensioning rail
18	Collar axle, M8 > Tightening torque 23 Nm (17 ftlb.)