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Gasoline: 7.5L (460), '87-97
Test vehicle: 1995 F-350 crew-cab pickup • E4OD automatic trans • Solo vehicle weight = 6,490 lbs. • Towing combined vehicle weight = 13,000 lbs.
Horsepower and torque measured at rear wheels.
|Horsepower, best gain||101.5 hp (4400 rpm)||141.2 hp (4400 rpm)||+39.7 horsepower||39% more (4400 rpm)|
|Horsepower, peak-to-peak||178.0 hp (3200 rpm)||203.0 hp (3400 rpm)||+25.0 horsepower||14% more, peak-to-peak|
|Horsepower, upshift point (at wide open throttle)||126.0 hp (4200 rpm)||160.0 hp (4200 rpm)||+34.0 horsepower||27% more (4200 rpm)|
|Torque, best gain||242.2 lb-ft (3600 rpm)||291.9 lb-ft (3600 rpm)||+49.7 lb-ft torque||21% more (3600 rpm)|
|Torque, peak-to-peak||334.0 lb-ft (1800 rpm)||349.3 lb-ft (2000 rpm)||+15.3 lb-ft torque||5% more, peak-to-peak|
|Torque, downshift point (at wide open throttle)||312.9 lb-ft (2600 rpm)||339.1 (lb-ft (2600 rpm)||+26.5 lb-ft torque||9% more (2600 rpm)|
|Exhaust backpressure (at equal airflow)||9.75 in/Hg||3.0 in/Hg||-6.75 in/Hg||69% less backpressure|
|Air cleaner vacuum (at equal airflow||21.8 in/H2O||7.2 in/H2O||-14.6 in/H2O||67% less restriction|
|Solo: 0-60 mph acceleration, time||10.5 sec||9.4 sec||-1.1 sec||11% quicker|
|Solo: 40-60 mph acceleration, time||5.2 sec||4.6 sec||-0.6 sec||12% quicker|
|Solo: 0-60 mph acceleration, distance||572.5 ft||502.5 ft||-70.0 ft||12% less distance|
|Solo: 40-60 mph acceleration, distance||382.1 ft||340.0 ft||-42.1 ft||11% less distance|
|Towing: 0-60 mph acceleration, time||21.5 sec||19.8 sec||-1.7 sec||8% quicker|
|Towing: 40-60 mph acceleration, time||10.9 sec||9.8 sec||-1.1 sec||10% quicker|
|Towing: 0-60 mph acceleration, distance||1,172.4 ft||1,061.9 ft||-110.5 ft||8% less distance|
|Towing: 40-60 mph acceleration, distance||815.9 ft||729.4 ft||-86.5 ft||11% less distance|
|Maximum speed, hill-climb (6% grade)||56.0 mph||62.0 mph||+6.0 mph||11% faster|
|Fuel economy (maximum speed measured on 6% grade)||9.48 mpg||10.46 mpg||+0.98 mpg||10% better mileage|