GM 3967416 Chevy Crankshaft V8 454 7.4L BBC Forged Later Version Full Number Piston Sets This style is for the

This style is for the 4-piece oil gasket

1975-1985 Stringer upper housings had the provisions for bolt-on the steering worm retainer cover (which this one does not

Last picture is for reference

Intermediate and Front Crankshaft Bearing Cap x4 GM 3749951 (Casting-sometimes this was different or not visible as this actual stamped number likely changed over the years)

Found only with AQ DP280 & 290DP Drives

GM 3967416 Chevy Crankshaft V8 454 7.4L BBC Forged Later Version Full Number Piston Sets This style is for thePart Number(s) Included GM 3967416 Crankshaft Assembly Full part number is stamped at the back of the crankshaft so I assume that this is one of the "remakes" unlike the earlier versions that just have "7416" stamped on them General Application Compatibility This came out of a 454 that was used in a marine application, but in this instance, the block seemed much older than the rest of the components so I do not think this was commonly used in Marine