Ferrari part number 12574221, SELF LOCKING NUT, shown here as used in a Ferrari Testarossa (1987) (Mechanical Table 012 Fuel Distributors, Lines (Ke Jetronic System)).
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 208 GT4 Dino (1975) | Table 016 Cooling System (045) |
| Ferrari 208 GT4 Dino (1975) | Table 016 Cooling System (060) |
| Ferrari 208 Turbo (1982) | Table 009 Fuel Pump, Lines (013) |
| Ferrari 208 Turbo (1982) | Table 009 Fuel Pump, Lines (016) |
| Ferrari 208 Turbo (1982) | Table 011 Fuel Injection System, Fuel Distributors, Lines (006) |
| Ferrari 208 Turbo (1982) | Table 012 Intake Manifolds, Air Filter (014) |
| Ferrari 208 Turbo (1982) | Table 017 Cooling System (051) |
| Ferrari 208 Turbo (1982) | Table 032 Steering Column (041) |
| Ferrari 208 Turbo (1989) | Table 036 Steering Column (008) |
| Ferrari 246 Dino (1975) | Table 041 Accelerator Control (Proper for RHD Models) (038) |
| Ferrari 288 GTO | Table 033 Steering Column (008) |
| Ferrari 308 GT4 Dino (1976) | Table 016 Cooling System (045) |
| Ferrari 308 GT4 Dino (1976) | Table 016 Cooling System (060) |
| Ferrari 308 GT4 Dino (1976) | Table 016 Cooling System (065) |
| Ferrari 308 GT4 Dino (1979) | Table 015 Cooling System (051) |
| Ferrari 308 GT4 Dino (1979) | Table 031 Steering Column (041) |
| Ferrari 308 GTB (1976) | Table 017 Cooling System (051) |
| Ferrari 308 GTB (1976) | Table 033 Steering Column (041) |
| Ferrari 308 GTB (1980) | Table 018 Cooling System (051) |
| Ferrari 308 GTB (1980) | Table 035 Steering Column (041) |
| Ferrari 308 GTBi (1981) | Table 009 Fuel Pump, Lines (013) |
| Ferrari 308 GTBi (1981) | Table 009 Fuel Pump, Lines (016) |
| Ferrari 308 GTBi (1981) | Table 010 Fuel Injection System, Fuel Distributors, Lines (006) |
| Ferrari 308 GTBi (1981) | Table 010 Fuel Injection System, Fuel Distributors, Lines (023) |
| Ferrari 308 GTBi (1981) | Table 011 Intake Manifolds, Air Filter (014) |
| Ferrari 308 GTBi (1981) | Table 016 Cooling System (051) |
| Ferrari 308 GTBi (1981) | Table 031 Steering Column (041) |
| Ferrari 308 GTSi (1981) | Table 009 Fuel Pump, Lines (013) |
| Ferrari 308 GTSi (1981) | Table 009 Fuel Pump, Lines (016) |
| Ferrari 308 GTSi (1981) | Table 010 Fuel Injection System, Fuel Distributors, Lines (006) |
| Ferrari 308 GTSi (1981) | Table 010 Fuel Injection System, Fuel Distributors, Lines (023) |
| Ferrari 308 GTSi (1981) | Table 011 Intake Manifolds, Air Filter (014) |
| Ferrari 308 GTSi (1981) | Table 016 Cooling System (051) |
| Ferrari 308 GTSi (1981) | Table 031 Steering Column (041) |
| Ferrari 308 Quattrovalvole (1985) | Table 016 Cooling System (051) |
| Ferrari 308 Quattrovalvole (1985) | Table 031 Steering Column (041) |
| Ferrari 328 (1985) | Table 036 Steering Column (008) |
| Ferrari 328 (1988) | Table 041 Steering Column (008) |
| Ferrari 348 (2.7 Motronic) | Table 041 Steering Column (030) |
| Ferrari 348 TB (1993) | Table 036 Steering Column (030) |
| Ferrari 348 TS (1993) | Table 036 Steering Column (030) |
| Ferrari 355 (2.7 Motronic) | Table 032 Gearbox Controls Outer (050) |
| Ferrari 355 (2.7 Motronic) | Table 041 Steering Column (046) |
| Ferrari 365 GT4 2+2 (1973) | Table 021 Gearbox Housing (026) |
| Ferrari 365 GT4 2+2 (1973) | Table 021 Gearbox Housing (030) |
| Ferrari 365 GT4 Berlinetta Boxer | Table 010 Accelerator Control (023) |
| Ferrari 365 GT4 Berlinetta Boxer | Table 014A Cooling System (From Car No. 17847) (058) |
| Ferrari 365 GTC4 (Mechanical) | Table 008 Fuel System (068) |
| Ferrari 365 GTC4 (Mechanical) | Table 008A Fuel System, Revised (068) |
| Ferrari 365 GTC4 (Mechanical) | Table 055A Fuel Circuit USA Revised (019) |
| Ferrari 400 GT (Mechanical) | Table 008 Fuel Pumps, Lines (044) |
| Ferrari 400 GT (Mechanical) | Table 023 Automatic Trsmission Shift Linkage (004) |
| Ferrari 400 GT (Mechanical) | Table 026 Gearbox Housing, Covers (026) |
| Ferrari 400 GT (Mechanical) | Table 026 Gearbox Housing, Covers (030) |
| Ferrari 400 GT (Mechanical) | Table 041 Steering Controls (029) |
| Ferrari 400i (1983 Mechanical) | Table 009 Fuel Tanks, Pumps, Lines (043) |
| Ferrari 400i (1983 Mechanical) | Table 022 Automatic Transmission Shift Linkage (004) |
| Ferrari 400i (1983 Mechanical) | Table 026 Gearbox (400 GT) (026) |
| Ferrari 400i (1983 Mechanical) | Table 026 Gearbox (400 GT) (030) |
| Ferrari 400i (1983 Mechanical) | Table 044 Steering Control (029) |
| Ferrari 412 (Mechanical) | Table 023 Automatic Transmission Shift Linkage (004) |
| Ferrari 412 (Mechanical) | Table 027 Gearbox Housing, Covers (026) |
| Ferrari 412 (Mechanical) | Table 027 Gearbox Housing, Covers (030) |
| Ferrari 412 (Mechanical) | Table 046 Steering Control (029) |
| Ferrari 456 GT | Table 055 Suspension Self Leveling System Not for 456 GTA (016) |
| Ferrari 456 GTA | Table 055 Suspension Self Leveling System Not for 456 GTA (016) |
| Ferrari 512 BB | Table 010 Accelerator Control (023) |
| Ferrari 512 BB | Table 030 Steering Column (041) |
| Ferrari 512 BB | Table 106 Hood Bonnet Lid Front (009) |
| Ferrari 512 BBi | Table 006 Fuel Tanks, Pumps, Lines (044) |
| Ferrari 512 BBi | Table 006 Fuel Tanks, Pumps, Lines (047) |
| Ferrari 512 BBi | Table 007 Fuel Injection System, Fuel Distributors, Lines (036) |
| Ferrari 512 BBi | Table 029 Steering Column (041) |
| Ferrari 512 M | Table 044 Steering Column (032) |
| Ferrari 512 TR | Table 045 Steering Column (032) |
| Ferrari F40 | Table 044 Steering Control (029) |
| Ferrari F40 | Table 044 Steering Control (037) |
| Ferrari Mondial 3.0 QV (1984) | Table 009 Fuel Pump, Lines Coupe (011) |
| Ferrari Mondial 3.0 QV (1984) | Table 009 Fuel Pump, Lines Coupe (052) |
| Ferrari Mondial 3.0 QV (1984) | Table 010 Fuel Pump, Lines (Cabriolet) (011) |
| Ferrari Mondial 3.0 QV (1984) | Table 036 Steering Column (012) |
| Ferrari Mondial 3.2 QV (1987) | Table 012 Fuel Pump, Lines (Not for USA Model ) (011) |
| Ferrari Mondial 3.2 QV (1987) | Table 013 Fuel Pump, Lines (for USA Model ) (011) |
| Ferrari Mondial 3.2 QV (1987) | Table 043 Steering Column (012) |
| Ferrari Mondial 3.4 t Cabriolet | Table 010 Fuel Tank, Vent System, Coupé (Not for Cars with Catalyst) (016) |
| Ferrari Mondial 3.4 t Cabriolet | Table 010A Fuel Tank, Coupé, for Cars with Catalysts SA, DE, Catalysts (016) |
| Ferrari Mondial 3.4 t Cabriolet | Table 102A Bodywork Inner Elements Front (017) |
| Ferrari Mondial 3.4 t Coupe | Table 010 Fuel Tank, Vent System, Coupé (Not for Cars with Catalyst) (016) |
| Ferrari Mondial 3.4 t Coupe | Table 010A Fuel Tank, Coupé, for Cars with Catalysts SA, DE, Catalysts (016) |
| Ferrari Mondial 3.4 t Coupe | Table 102A Bodywork Inner Elements Front (017) |
| Ferrari Mondial 8 (1981) | Table 009 Fuel Pump, Lines (011) |
| Ferrari Mondial 8 (1981) | Table 009 Fuel Pump, Lines (052) |
| Ferrari Mondial 8 (1981) | Table 009 Fuel Pump, Lines (055) |
| Ferrari Mondial 8 (1981) | Table 010 Fuel Injection System, Fuel Distributors, Lines (006) |
| Ferrari Mondial 8 (1981) | Table 010 Fuel Injection System, Fuel Distributors, Lines (023) |
| Ferrari Mondial 8 (1981) | Table 011 Intake, Intake Manifolds (014) |
| Ferrari Mondial 8 (1981) | Table 032 Steering Column (012) |
| Ferrari Testarossa (1987) | Table 012 Fuel Distributors, Lines (Ke Jetronic System) (015) |
| Ferrari Testarossa (1987) | Table 013 Fuel Injection System, Valves, Lines (004) |
| Ferrari Testarossa (1987) | Table 022 Lubrication System, Tank, Oil Cooler (055) |
| Ferrari Testarossa (1987) | Table 028 Clutch Pedal, Linkage (044) |
| Ferrari Testarossa (1987) | Table 041 Steering Column (037) |
| Ferrari Testarossa (1990) | Table 011 Fuel Distributors, Lines, Ke Jetronic System (015) |
| Ferrari Testarossa (1990) | Table 022 Lubrication (056) |
| Ferrari Testarossa (1990) | Table 029 Clutch Release Control (044) |
| Ferrari Testarossa (1990) | Table 042 Steering Column (Until Car No. 75995) (037) |
| Ferrari Testarossa (1990) | Table 043 Steering Column ( From Car No. 75997 to Car No. 80422) (029) |
