Catalog Section # Part name Qty Prod Prod date FINIS Part No. Koeln V6 engines 2.4/2.9 B5.40 - Air Intake System 10 Valve assy - throttle air by - passLESS BUILT-IN DIODE 1 5/91 - 8/96 6631854 87TF 9F715 BB Koeln V6 engines 2.0/2.3/2.8 (1982-1989) A5.41 - Air Intake System (TV28EFI) 4 〃 1 2/85 - 12/88 6631854 87TF 9F715 BB