Cylinder Head Bolts Tightening Sequence & Specifications
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2017 Audi S3, 2017 Audi RS 3, 2017 Audi A3 Quattro, 2016 Audi S3, and 2016 Audi A3 Quattro. However, it is still accessible from the selected car via links, so may be relevant.
-- Tighten The Bolts In The Steps Shown In The Sequence:
| Step | Bolts | Tightening Specification/Additional Turn |
|---|---|---|
| 1. | -1 through 10- | Install by hand all the way |
| 2. | -1 through 10- | "Bolts with screws 10.9" 40 Nm "Bolts with strength category 12.9" 50 Nm |
| 3. | -1 through 10- | 90° additional turn |
| 4. | -1 through 10- | 90° additional turn |
| 5. | -arrows- | 8 Nm |
| 6. | -arrows- | 90° additional turn |
-- Check the cylinder head at several locations for distortion using a Straight Edge - 500mm:VAS6075 and a feeler gauge.
- Maximum Permitted Distortion: 0.05 mm