1973 2.4L S
222.3hp @6945
1mm overbore with 9.2/1
Stock ports, S cams, stock intake manifolds and stacks.
modified valves and seat geometry.
Uprated spring pressures in mfi pump with a modified space cam
This motor went into the mid 230’s with larger intake stacks and 1mm larger throttle valve.
CF=1.069
1001.8mb, 51% RH, 32C inlet temp, 246m altitude
![](https://i.ytimg.com/vi/-yOInwyeXek/maxresdefault.jpg)