79 911 sc 3.0 crank numbers??

[slick41cars]

What do you think? Can i use this crank on a street engine with just a buff. mains, 1-7 59.9795 mm rods
59.9719 52.959
59.9770 52.971
59.9795 52.969
59.9744 52.959
59.9744 52.931
59.9668 52.931 waynes book says says shaft ware limits. mains
56.960 rods 52.960
this was the min not the max
thanks.

[tom1394racing]

Use this format as a guideline for wear limits on the journals.

Crank should also be checked for run-out. The limit is 0.02mm

A quick "ring check" will tell if it is cracked.

[slick41cars]

Thanks for the info, looks like a little under on the rods. gess i will send it out after xmas. good way to spend my tax return.