Originally Posted by Moparite
Quote
I been slowly gathering parts for the 92 dakota 318 auto truck


Quote
I'm trying to get ridiculously high compression while keeping a perfect flat top piston


Are they stock pistons? Stock pistons where not flat they where dished on the magnums. Similar to this...
[Linked Image]



360's are dished like that. 5.9's have a soap dish shaped dish. 5.2's are flat tops with no dish.