How much hp/w2

436” X block. W2 heads, tunnel ram, 13.1 compression, 668 lift solid roller, 1-7/8” headers. It made 652 hp at 6900 rpm. 590 tq at 4800 rpm on the dyno that day in that room.

this is my current W2 headed small block,
79410aspenrt said
1974 360 bottom end. Cast crank/stock rods
W2’s flowing 286 @ 650 lift. 2.05/1.60
Hughes solid cam
Victor W2 single plane
950 Holley
904 with 5200 rpm stall
8-3/4” with 4.86 gear
Ladder bar
14/32 slicks
2800 lbs
10.40 @ 128.56 mph
First pass off trailer. Definitely more in it

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