Banks' stainless-steel PowerPack pumps up Ford Class-A muscle with top gains of +85 hp and +118 lb-ft torque and 12% better mileage. PowerPack features Banks' bulletproof TorqueTubes?the industry's only tuned exhaust manifolds built expressly for motorhomes?for low-end torque to take on hills with strength, speed and less shifting. Because your coach is unencumbered by factory restrictions, you'll enjoy top performance and longer engine life.
Chassis manufacturer: Ford. 7/8 inch hex front-wheel lug nuts. John Deere/Oshkosh: 1-1/2 inch hex front-wheel lug nuts.
Important: Some vehicle configurations require an extension kit for proper fit.
Fitment Notes: To determine if catalytic converter is present, look under coach, passenger side. Catalytic converter has 4-bolt flange on its inlet connection to Y-pipe. Exhaust extension kit required for longer wheelbases (over 178 inch). Measure wheelbase length from center front wheel to center drive wheel.
- Top gains: +85 hp and +118 lb-ft (rear wheel), and 12% more MPG
- Optimizes airflow, air density, continuous power & MPG
- Honors the host vehicle & improves longevity
- Attack hills with a lot less shifting
- CHROME tip
Emissions Compliant: D-161-112, D-161-80, D-161-45
US Patent #6,634,171 B1
Motorhome Power
Gasoline: Ford 7.5L (460) Class-A, '82-98
Test vehicle: Non-catalytic coverter equipped Class-A motorhome
Transmission: Ford E4OD automatic
Weight: 16,650 lbs.
Horsepower and torque measured at rear wheels.
| PowerPack® System | Stock | Banks | Improvement | Results |
|---|---|---|---|---|
| Horsepower, best gain | 100 hp (4400 rpm) | 185 hp (4400 rpm) | +85 horsepower | 85% more (4400 rpm) |
| Horsepower, peak-to-peak | 178 hp (3200 rpm) | 243 hp (3700 rpm) | +65 horsepower | 37% more, peak-to-peak |
| Horsepower, upshift point | 100 hp (4400 rpm) | 185 hp (4400 rpm) | +85 horsepower | 85% more (4400 rpm) |
| Torque, best gain | 227.1 lb-ft (3700 rpm) | 344.9 lb-ft (3700 rpm) | +117.8 lb-ft torque | 52% more (3700 rpm) |
| Torque, peak-to-peak | 333.5 lb-ft (1800 rpm) | 393.9 hp (2000 rpm) | +60.4 lb-ft torque | 18% more, peak-to-peak |
| Torque, downshift point | 310.4 lb-ft (2800 rpm) | 384.5 lb-ft (2800 rpm) | +74.1 lb-ft torque | 24% more (2800 rpm) |
| Exhaust gas temperature (at full power) | 1,712â?? | 1,488â?? | -224â?? | 13% cooler |
| Exhaust backpressure (at equal airflow) | 9.75 in/Hg | 2.5 in/Hg | -7.25 in/Hg | 74% less backpressure |
| Air cleaner vacuum (at equal airflow) | 21.8 in/H2O | 6.3 in/H2O | -15.5 in/H2O | 71% less restriction |
| Acceleration, 0-60 mph time | 25.45 sec | 21.07 sec | -4.38 sec | 17% quicker |
| Acceleration, 0-60 mph distance | 1,388 ft | 1104 ft | -284 ft | 20% less distance |
| Acceleration, 40-60 mph time | 12.90 sec | 10.17 sec | -2.73 sec | 21% quicker |
| Acceleration, 40-60 mph distance | 966 ft | 742 ft | -224 ft | 23% less distance |
| Maximum speed, hill-climb (6% grade) | 58 mph | 69 mph | +11 mph | 19% faster |
| Fuel economy (max. speed, 6% grade) | 7.65 mpg | 8.57 mpg | +0.92 mpg | 12% better mileage |