1970 Mustang Engine Information – 428 cubic inch V-8 (7.0 L Boss V8) 429 Boss V8 The Boss 429 engine...
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429 Boss V8 (7.0 L) Engine
Mustang Engines – 429 Boss V8
The origin of the Boss 429 was to fulfill Ford’s need to homologate the 429 semi-hemispherical engine for NASCAR racing. The Boss 429 engine evolved from the Ford 385 engine. The cars were advertised at 375 bhp and 450 lbâ‹…ft of torque.
