These pistons are a 4.360" (.040 over) bore -24cc DISHED piston which will work in a 440 block with our 4.15" stroke and 6.76" rod "500CI" 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) |
-24 |
1.867" |
-.018" |
10.87 |
10.25 |
10.00 |
9.77 |
9.33 |
9.20 |
9.07 |
5085 |