Here are the production numbers for the 1,865 Ford Mustangs produced during the 1971 model year with the C-code 429-4V CJ & SCJ non-Ram Air engines and the J-code 429-4V CJ & SCJ Ram Air engines:
C-code 429-4V CJ non-Ram Air V-8: 294 total
- 91 4-speeds: 5 hardtops, 0 Grandés, 7 SportsRoofs, 78 Mach 1's, 1 convertible
- 203 C6 automatics: 6 hardtops, 12 Grandés, 12 SportsRoofs, 164 Mach 1's, 9 convertibles
C-code 429-4V SCJ* non-Ram Air V-8: 59 total
- 39 4-speeds: 6 hardtops, 0 Grandés, 8 SportsRoofs, 25 Mach 1's, 0 convertibles
- 20 C6 automatics: 3 hardtops, 1 Grandé, 3 SportsRoofs, 13 Mach 1's, 0 convertibles
J-code 429-4V CJ Ram Air V-8: 958 total
- 251 4-speeds: 7 hardtops, 1 Grandé, 9 SportsRoofs, 230 Mach 1's, 4 convertibles
- 707 C6 automatics: 14 hardtops, 20 Grandés, 5 SportsRoofs, 648 Mach 1's, 20 convertibles
J-code 429-4V SCJ* Ram Air V-8: 554 total
- 367 4-speeds: 6 hardtops, 1 Grandé, 29 SportsRoofs, 326 Mach 1's, 5 convertibles
- 187 C6 automatics: 1 hardtop, 3 Grandés, 13 SportsRoofs, 167 Mach 1's, 3 convertibles
* Denoted by a V-code 3.91:1 Traction-Lok or a Y-code 4.11:1 Detroit No-Spin rear axle