You gotta love peoples "car knowledge"

Guys chevrolet never made a 400 big block! The 396 bored std bore is 4.094 bore with a 3.760 stroke the 402 was a 396 with a 4.126 bore and 3.760 stroke the 402 was marketed as a 400 but wasnt really a 400 its a 402. enough said ..I thought this was a mopar website.. guess you guys all have dare I say it....CHEVY ENVY!