Ferrari Part 203787, UNION, shown here as used in a Maserati QTP. (2007) 4.2 auto (Mechanical Table 022 Cooling System, Lines).
 For other instances where this part is used, please click on the link in the table below:
| Make and Model | Diagram and (Location in Diagram) | 
|---|
| Ferrari 430 Challenge (2006) | Table 018 Cooling System (014) | 
| Ferrari 430 Coupé | Table 020 Cooling System Tank, Lines (014) | 
| Ferrari 430 Scuderia | Table 021 Cooling System Tank, Lines (015) | 
| Ferrari 430 Scuderia Spider 16M | Table 023 Cooling System (015) | 
| Ferrari 430 Spider | Table 020 Cooling System (014) | 
| Ferrari 599 GTB Fiorano | Table 022 Cooling System Radiator ,Fan, Tank, Lines, Shields (038) | 
| Ferrari California | Table 023 Cooling System Tank, Lines (027) | 
| Maserati GranTurismo (2009) 4.2 auto | Table 022 Cooling System Tank, Lines (34) | 
| Maserati GranTurismo (2009) 4.7 F1 | Table 022 Cooling System, Lines (34) | 
| Maserati GranTurismo (2010) 4.2 auto | Table 021 Cooling System, Tank, Lines (34) | 
| Maserati GranTurismo (2010) 4.7 auto | Table 021 Cooling System, Lines (34) | 
| Maserati GranTurismo (2010) 4.7 F1 | Table 021 Cooling System, Lines (34) | 
| Maserati QTP. (2005) 4.2 | Table 023 Cooling System Tank, Lines (30) | 
| Maserati QTP. (2006) | Table 171 Cooling System, Reservoir, Lines (027) | 
| Maserati QTP. (2006) 4.2 F1 | Table 024 Cooling System Tank, Lines (30) | 
| Maserati QTP. (2007) 4.2 auto | Table 022 Cooling System, Lines (34) | 
| Maserati QTP. (2007) 4.2 F1 | Table 023 Cooling System, Lines (27) | 
| Maserati QTP. (2008) 4.2 auto | Table 022 Cooling System Tank, Lines (34) | 
| Maserati QTP. (2009) 4.2 auto | Table 023 Cooling System, Lines (34) | 
| Maserati QTP. (2009) 4.7 auto | Table 025 Cooling System, Tank, Lines (34) | 
| Maserati QTP. (2010) 4.2 | Table 022 Cooling System, Lines (034) | 
| Maserati QTP. (2010) 4.2 auto | Table 022 Cooling System, Lines (34) | 
| Maserati QTP. (2010) 4.7 | Table 023 Cooling System, Lines (034) | 
| Maserati QTP. (2011) 4.2 auto | Table 022 Cooling System, Lines (34) | 
| Maserati QTP. (2011) 4.7 auto | Table 023 Cooling System, Lines (34) |