Ported Edelbrock versus W2 out of the box !

More on topic info......

Circa 2008

Ootb new W2 with valve seats recut.
Intake to 2.055, exhaust still at 1.60.
Flowed on 4.00 bore.
Intake valve has back cut.

Lift——-in/ex
.100—-60.4/47.7
.200—118.5/100.3
.300—171.7/129.5
.400—216.9/147.8
.500—252.2/154.9
.600—240.7/154.9
.700—236.9/154.9

Bowl porting and profile the short turns, and basic minor clean up of the rest of the port(castings were pretty rough in the ports).

Lift——-in/ex
.100—-63.0/47.1
.200—131.0/105.4
.300—191.2/152.9
.400—232.3/184.1
.500—268.8/197.3
.600—278.4/204.9
.700—279.5/208.7