Technical Modifications: Passenger Cars: Air Intake, Supercharging - BT09.00-Z-9999AZ
MODEL all
| Fatigue strength of intake pipe bracket improved | ENGINE 605.910 ## as of 002231, 605.910 #2 as of 000842 | BT09.00-P-9402-01H | |
| Intake port altered | ENGINE 156 | BT09.10-P-0001-01A | |
| Metal intermediate flange replaces rubber intermediate flange | ENGINE 120.981 ## as of 004623 as of 1.3.94, 120.980 ## as of 025578 as of 1.3.94 | BT09.20-P-0001-01A | |
| Intake manifold with mount for intake noise muffler | ENGINE 104... | BT09.20-P-0003-01A | |
| Modification to attachment and support of intake module | ENGINE 611.961 | BT09.20-P-0004-01A | |
| Seals and bolts on the intake manifold | ENGINE 156 in MODEL 164.177, 209.377/477, 211.077/277, 219.377, 251.077/177 | BT09.20-P-0005-01AMG | |
| Bolt on support brace between turbocharger and alternator altered | ENGINE 646 | BT09.40-P-0003-01A | |
| Fit-on area at boost air hoses and at intercooler extended | ENGINE 602.982, 605.96, 606.96 as of 1.4.97 | BT09.41-P-0001-01A |