Match Race = 1968 Road Runner '383' vs. 1964 Belvedere '426-S' Street Wedge

67 Power Wagon,

The 1964 and 1965 {426-S} Street Wedge Exhaust Manifolds were 'special' for their day.

#2203262 {Left Side}
#2205898 {Right Side}

They are Log-Type with rear exit outlet {2.25" Outlet Size}

They were better than the 1964/1965 {383/330 HP} Exhaust Manifolds which were
Log-Type with a center positioned exit outlet.

As for the Cylinder Heads, the 1964 and 1965 {426-S} Street Wedge had the #2406516 {Closed Chamber},
which were the same as the 383/330 HP.

* 2.08" Intake
* 1.60" Exhaust