These pistons are a 4.360" (.040 over) bore -30cc DISHED piston which will work in a 440 block with our 4.375" stroke and 7.100" rod "528CI" stroker combination. All our platinum pistons use 1/16, 1/16, 3/16 ring pack for less frictional loss, and weight saving, full floating .990 pin size. Our table below lists detailed compression ratios.
Bore Size: |
Dish (-) or Dome (+) CC's |
Compression Height: |
Distance Below Deck: |
65CC |
72CC |
75CC |
78CC |
84CC |
86CC |
88CC |
Part#: |
4.360
(.040 over) |
-30 |
1.423" |
-.009" |
11.01 |
10.40 |
10.15 |
9.93 |
9.50 |
9.37 |
9.24 |
5037 |