1978 351M Horsepower
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1978 351M Horsepower
How much horsepower did a 1978 351M make straight out of the factroy if anyone knows that would be great because im trying to figure out what kinda horsepower my 351M is putting out.
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a 79 would be about the same wouldn't it? becaus i was wondering about the power output of that motor a well.
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in '77 351m hp = 161 and 400 = 173
any one have torque numbers ? i am trying to justify putting a built high output
.030 over 5.0 w/ performer carb and intake , frpp roller B-cam 1.7 roller rockers,forged internals ..stock numbers on this motor was 225hp and 300ft/lbs
in fuel injected form
any one have torque numbers ? i am trying to justify putting a built high output
.030 over 5.0 w/ performer carb and intake , frpp roller B-cam 1.7 roller rockers,forged internals ..stock numbers on this motor was 225hp and 300ft/lbs
in fuel injected form
Last edited by 77effie; Jan 18, 2006 at 10:24 AM.
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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
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
Last edited by Mil1ion; Jan 19, 2006 at 11:59 AM.