Chain Tensioner, Guide And Tensioning Rails

WARNING: This page is about a different car, the 2020 Porsche Panamera, 2019 Porsche Panamera, 2018 Porsche Panamera, and 2017 Porsche Panamera. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Timing Chain Tensioner Components Location With Torque Specification

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Timing chain tensioner

1	Timing chain tensioner
2	Screws on timing chain tensioner > Tightening torque 9 Nm (6.5 ftlb.)
3	Locking tool for timing chain tensioner

Fig 2: Tensioning Rail For Left Cylinder Bank Components Location With Torque Specification

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Tensioning rail for left cylinder bank

1	Tensioning rail for left cylinder bank
2	Bearing pins for tensioning rail for left cylinder bank > Tightening torque 23 Nm (17 ftlb.)

Fig 3: Guide Rail For Left Cylinder Bank Components Location With Torque Specification

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Guide rail for left cylinder bank

1	Guide rail for left cylinder bank
2	Screws on guide rail for left cylinder bank > Tightening torque 9 Nm (6.5 ftlb.)

Fig 4: Guide Rail For Right Cylinder Bank Components Location With Torque Specification

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Guide rail for right cylinder bank

1	Guide rail for right cylinder bank
2	Bearing pins for guide rail for right cylinder bank/replace > Initial tightening 5 Nm (3.5 ftlb.) > Torque angle + 45°

Fig 5: Tensioning Rail For Right Cylinder Bank Components Location With Torque Specification

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Tensioning rail for right cylinder bank

1	Tensioning rail for right cylinder bank
2	Bearing pins for tensioning rail for right cylinder bank > Tightening torque 23 Nm (17 ftlb.)