Comparison desk · United States
1971 American performance landscape
Choose the exact factory configurations. Period published ratings remain separate from road-test measurements—and a result we cannot support stays unknown.
United States · researched through July 26, 2026
Specification
Mustang Boss 351
Camaro Z28
Body style
SportsRoof
Sport Coupe
Trim / package
Boss 351
Z28
Engine
351 cid engine
350 cid engine
Published power
330 hp · period advertised factory horsepower
330 hp · factory advertised gross horsepower
Published torque
370 lb-ft · period advertised factory torque
360 lb-ft · factory advertised gross torque
Transmission
four-speed manual
M20 four-speed
Forward gears
4
4
Matched period road testUnknownUnknown