4.6 / 5.0 Stroker / 5.3 Stroker Big Bore / 5.4 MODULAR FORD
COMPRESSION CHART
Common Ford Modular cylinder head combustion chamber sizes
Caution:This is only a guide. You should
always confirm your actual combustion chamber volume.
2 valve PI 44 cc ( OEM 1999 and newer)
2 valve NPI 51 cc (OEM 1992 to 1998 )
2 valve PI D.S.S. match port 44 cc (1999 and newer)
2 valve PI D.S.S. Full CNC Port 50cc (1999 and newer)
3 valve Ford Racing CNC ported 50 cc
4 valve Ford Racing CNC ported 52 cc
 |
| Combustion chamber Volume (in CC's) |
42 |
43 |
44 |
45 |
46 |
47 |
48 |
49 |
50 |
51 |
52 |
53 |
54 |
55 |
56 |
57 |
58 |
| 4.6 |
Dish -3cc (2V) |
12.49 |
12.26 |
12.05 |
11.84 |
11.64 |
11.44 |
11.26 |
11.08 |
10.90 |
10.74 |
10.58 |
10.42 |
10.27 |
10.12 |
9.98 |
9.84 |
9.71 |
| Dish-4cc (4V) |
12.26 |
12.05 |
11.84 |
11.64 |
11.44 |
11.26 |
11.08 |
10.90 |
10.74 |
10.58 |
10.42 |
10.27 |
10.12 |
9.98 |
9.84 |
9.71 |
9.58 |
| Dish
-5cc (3V) |
12.05 |
11.84 |
11.64 |
11.44 |
11.26 |
11.08 |
10.90 |
10.74 |
10.58 |
10.42 |
10.27 |
10.12 |
9.98 |
9.84 |
9.71 |
9.58 |
9.45 |
| Dish
-10cc |
11.08 |
10.90 |
10.74 |
10.58 |
10.42 |
10.27 |
10.12 |
9.98 |
9.84 |
9.71 |
9.58 |
9.45 |
9.33 |
9.21 |
9.09 |
8.98 |
8.87 |
| Dish
-12cc (4V) |
10.74 |
10.58 |
10.42 |
10.27 |
10.12 |
9.98 |
9.84 |
9.71 |
9.58 |
9.45 |
9.33 |
9.21 |
9.09 |
8.98 |
8.87 |
8.77 |
8.66 |
| Dish
-13cc (3V) |
10.58 |
10.42 |
10.27 |
10.12 |
9.98 |
9.84 |
9.71 |
9.58 |
9.45 |
9.33 |
9.21 |
9.09 |
8.98 |
8.87 |
8.77 |
8.66 |
8.56 |
| Dish
-18cc |
9.84 |
9.71 |
9.58 |
9.45 |
9.33 |
9.21 |
9.09 |
8.98 |
8.87 |
8.77 |
8.66 |
8.56 |
8.46 |
8.37 |
8.27 |
8.18 |
8.10 |
| Dish
-21cc (4V) |
9.45 |
9.33 |
9.21 |
9.09 |
8.98 |
8.87 |
8.77 |
8.66 |
8.56 |
8.46 |
8.37 |
8.27 |
8.18 |
8.10 |
8.01 |
7.92 |
7.84 |
| Dish
-22cc (3V) |
9.33 |
9.21 |
9.09 |
8.98 |
8.87 |
8.77 |
8.66 |
8.56 |
8.46 |
8.37 |
8.27 |
8.18 |
8.10 |
8.01 |
7.92 |
7.84 |
7.76 |
| 5.0 |
Dish -6cc (2V) |
12.47 |
12.26 |
12.05 |
11.86 |
11.67 |
11.48 |
11.31 |
11.13 |
10.97 |
10.81 |
10.65 |
10.50 |
10.36 |
10.21 |
10.08 |
9.94 |
9.81 |
| Dish-7cc (4V) |
12.26 |
12.05 |
11.86 |
11.67 |
11.48 |
11.31 |
11.13 |
10.97 |
10.81 |
10.65 |
10.50 |
10.36 |
10.21 |
10.08 |
9.94 |
9.81 |
9.69 |
| Dish
-8cc (3V) |
12.05 |
11.86 |
11.67 |
11.48 |
11.31 |
11.13 |
10.97 |
10.81 |
10.65 |
10.50 |
10.36 |
10.21 |
10.08 |
9.94 |
9.81 |
9.69 |
9.57 |
| Dish
-13cc |
11.13 |
10.97 |
10.81 |
10.65 |
10.50 |
10.36 |
10.21 |
10.08 |
9.94 |
9.81 |
9.69 |
9.57 |
9.45 |
9.33 |
9.22 |
9.11 |
9.00 |
| Dish
-15cc (4V) |
10.81 |
10.65 |
10.50 |
10.36 |
10.21 |
10.08 |
9.94 |
9.81 |
9.69 |
9.57 |
9.45 |
9.33 |
9.22 |
9.11 |
9.00 |
8.90 |
8.80 |
| Dish
-16cc (3V) |
10.65 |
10.50 |
10.36 |
10.21 |
10.08 |
9.94 |
9.81 |
9.69 |
9.57 |
9.45 |
9.33 |
9.22 |
9.11 |
9.00 |
8.90 |
8.80 |
8.70 |
| Dish
-21cc |
9.94 |
9.81 |
9.69 |
9.57 |
9.45 |
9.33 |
9.22 |
9.11 |
9.00 |
8.90 |
8.80 |
8.70 |
8.60 |
8.51 |
8.42 |
8.33 |
8.24 |
| Dish
-24cc (4V) |
9.57 |
9.45 |
9.33 |
9.22 |
9.11 |
9.00 |
8.90 |
8.80 |
8.70 |
8.60 |
8.51 |
8.42 |
8.33 |
8.24 |
8.16 |
8.07 |
7.99 |
| Dish
-25cc (3V) |
9.45 |
9.33 |
9.22 |
9.11 |
9.00 |
8.90 |
8.80 |
8.70 |
8.60 |
8.51 |
8.42 |
8.33 |
8.24 |
8.16 |
8.07 |
7.99 |
7.91 |
| 5.3 |
Dish -6cc (2V) |
13.40 |
13.17 |
12.95 |
12.74 |
12.53 |
12.34 |
12.15 |
11.96 |
11.78 |
11.61 |
11.44 |
11.28 |
11.12 |
10.97 |
10.82 |
10.68 |
10.54 |
| Dish-7cc (4V) |
13.17 |
12.95 |
12.74 |
12.53 |
12.34 |
12.15 |
11.96 |
11.78 |
11.61 |
11.44 |
11.28 |
11.12 |
10.97 |
10.82 |
10.68 |
10.54 |
10.40 |
| Dish
-8cc (3V) |
12.95 |
12.74 |
12.53 |
12.34 |
12.15 |
11.96 |
11.78 |
11.61 |
11.44 |
11.28 |
11.12 |
10.97 |
10.82 |
10.68 |
10.54 |
10.40 |
10.27 |
| Dish
-13cc |
11.96 |
11.78 |
11.61 |
11.44 |
11.28 |
11.12 |
10.97 |
10.82 |
10.68 |
10.54 |
10.40 |
10.27 |
10.14 |
10.02 |
9.90 |
9.78 |
9.66 |
| Dish
-15cc (4V) |
11.61 |
11.44 |
11.28 |
11.12 |
10.97 |
10.82 |
10.68 |
10.54 |
10.40 |
10.27 |
10.14 |
10.02 |
9.90 |
9.78 |
9.66 |
9.55 |
9.44 |
| Dish
-16cc (3V) |
11.44 |
11.28 |
11.12 |
10.97 |
10.82 |
10.68 |
10.54 |
10.40 |
10.27 |
10.14 |
10.02 |
9.90 |
9.78 |
9.66 |
9.55 |
9.44 |
9.33 |
| Dish
-21cc |
10.68 |
10.54 |
10.40 |
10.27 |
10.14 |
10.02 |
9.90 |
9.78 |
9.66 |
9.55 |
9.44 |
9.33 |
9.23 |
9.13 |
9.03 |
8.93 |
8.84 |
| Dish
-24cc (4V) |
10.27 |
10.14 |
10.02 |
9.90 |
9.78 |
9.66 |
9.55 |
9.44 |
9.33 |
9.23 |
9.13 |
9.03 |
8.93 |
8.84 |
8.75 |
8.66 |
8.57 |
| Dish
-25cc (3V) |
10.14 |
10.02 |
9.90 |
9.78 |
9.66 |
9.55 |
9.44 |
9.33 |
9.23 |
9.13 |
9.03 |
8.93 |
8.84 |
8.75 |
8.66 |
8.57 |
8.48 |
| 5.4 |
Dish -3cc (2V) |
10.74 |
10.61 |
10.47 |
10.34 |
10.21 |
10.09 |
9.97 |
9.85 |
9.74 |
9.63 |
9.52 |
9.41 |
9.31 |
9.21 |
9.11 |
9.01 |
8.92 |
| Dish-4cc (4V) |
10.61 |
10.47 |
10.34 |
10.21 |
10.09 |
9.97 |
9.85 |
9.74 |
9.63 |
9.52 |
9.41 |
9.31 |
9.21 |
9.11 |
9.01 |
8.92 |
8.83 |
| Dish
-5cc (3V) |
10.47 |
10.34 |
10.21 |
10.09 |
9.97 |
9.85 |
9.74 |
9.63 |
9.52 |
9.41 |
9.31 |
9.21 |
9.11 |
9.01 |
8.92 |
8.83 |
8.74 |
| Dish
-10cc |
9.85 |
9.74 |
9.63 |
9.52 |
9.41 |
9.31 |
9.21 |
9.11 |
9.01 |
8.92 |
8.83 |
8.74 |
8.65 |
8.56 |
8.48 |
8.40 |
8.32 |
| Dish
-12cc (4V) |
9.63 |
9.52 |
9.41 |
9.31 |
9.21 |
9.11 |
9.01 |
8.92 |
8.83 |
8.74 |
8.65 |
8.56 |
8.48 |
8.40 |
8.32 |
8.24 |
8.16 |
| Dish
-13cc (4V) |
9.52 |
9.41 |
9.31 |
9.21 |
9.11 |
9.01 |
8.92 |
8.83 |
8.74 |
8.65 |
8.56 |
8.48 |
8.40 |
8.32 |
8.24 |
8.16 |
8.09 |
| Dish
-18cc |
9.01 |
8.92 |
8.83 |
8.74 |
8.65 |
8.56 |
8.48 |
8.40 |
8.32 |
8.24 |
8.16 |
8.09 |
8.02 |
7.94 |
7.87 |
7.80 |
7.74 |
| Dish
-21cc (4V) |
8.74 |
8.65 |
8.56 |
8.48 |
8.40 |
8.32 |
8.24 |
8.16 |
8.09 |
8.02 |
7.94 |
7.87 |
7.80 |
7.74 |
7.67 |
7.60 |
7.54 |
| Dish
-22cc (3V) |
8.65 |
8.56 |
8.48 |
8.40 |
8.32 |
8.24 |
8.16 |
8.09 |
8.02 |
7.94 |
7.87 |
7.80 |
7.74 |
7.67 |
7.60 |
7.54 |
7.48 |
| Modular engine compression figured with 3.552 cylinder bore,
3.63" gasket bore, .030" gasket thickness, zero deck on 4.6 and
5.0, .119 below deck on a 5.4 |
|
|
