Top 10 muscle cars ever
- Source: Agencies
- [09:55 August 19 2010]
- Comments
9. 1970 Buick ‘GSX’ Stage 1
The engine's performance relies on the tremendous torque this engine produces, 510 lb/ft at a low 2800 rpm. Quarter mile times in the 13.30s were reported in numerous magazines in 1970. Production dropped in 1971 to only 124,and 44 in 1972. These numbers include the available 350-4 bbl option, the standard 455, and the Stage 1 engines. The 1970 Buick 455 Big block V8 with stage one heads produces around 420 hp and 510 ft·lbf (690 N·m). of torque.