With the SVO dual-plane manifold still in place but now topped off by an 830-cfm Holley 4-barrel, the once Milquetoast Windsor pumped out a remarkable 400 lbs.-ft. of torque at 4500 rpm and 386 ...

We're also considering Trick Flow's Box R-series intake manifolds for Ford 351 Windsor, which cuts the runner length to 11 inches to support a rev range of 2,500 to 7,500 pm.