well as far as Im conserned and past knowledge the hemi will out torque any factory motor except for the cadillac 500 ci
the 429 is known to bee weak in a racing forum and tends to breakas far as a 72 cuda with a big block being asked to be put back on a trailor I doubt it here in the cincinnati area we drive on the street cars capable of running low 8"s at 160 in the 1/4 and we are allowed to race no offence just a observation