Looks pretty good. I've done similar weld buildup on my front crossmember, as well as a somewhat less severe crack on the engine mount crossmember.

I would grind a bit to widen that crack to form a "V" before welding. You want to be sure to get full penetration.


Kevin
1951 Chevy 3100 work truck
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1929 Ford pickup restored from the ground up. | 1929 Ford Special Coupe (First car)
Busting rust since the mid-60's
If you're smart enough to take it apart, you darn well better be smart enough to put it back together.