Originally Posted by amodel55

Hey Guys,
Roughly how much horsepower will I have with a 351M, with a Melling RV cam, 600cfm Holley and dual exhaust. Does have Ederbrock
Performer Intake. Thanks/Robert
PS Truck is 1977 F100 C6 Trans

Originally Posted by Mil1ion

Did this work ?

Model Year
Engine ......Horsepower @ RPM
(SAE net, except '71)
Torque (ft/lbs)..... @ RPM

1971* .....400 (car only)
.......260 @ 4400

1972.......400 (car only)
.........172 @ 4000..........298 @ 2200

1973.......400 (car only)
....171 @ 4000

1974......400 (car only)
170 @ 4000

1975.......351M (car only)
148 @ 3400

1975......400 (car only)
158 @ 3800

1976.......351M (car only)
152 @ 3400

1976........400 (car only)
180 @ 3800

1977.....351M (car/truck)
161 @ 3400

1977......400 (car/truck)
173 @ 3800 / 158 @ 3800

1978.....351M (car/truck)
152 @ 3400 / 156 @ 4000
Torque — / 262 @ 2000

1978......400 (car/truck)
160 @ 3800 / 158 @ 3800
Torque — / 276 @ 2000

1979.....351M (car/truck)
151 @ 3400 / 156 @ 4000
Torque 262 @ 2000

1979.......400 (car/truck)
159 @ 3800 / 159 @ 3800
Torque 276 @ 2000

Originally Posted by HIO Silver

Torque is king on the street and typical wheeling. That's what gets the rig off the line or up the grade.

Originally Posted by i-w

I would like to see a nice STOCK Engine HP TQ rating if just the timing was set to
the proper degree and not advanced for emissions.