PowerPack® System

CLASS-A MOTORHOME: Banks PowerPack features a pair of stainless-steel, tuned-length TorqueTubes exhaust manifolds, for stunning torque output when you want it. Pass, merge and climb as you please: your PowerPacked coach won't break a sweat. Achieve best gains of +72 hp and +87 lb-ft torque, with 10% better fuel economy—and never require high octane.

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Motorhome Power

Gasoline: GM 7.4L (454) Vortec, '96-00

Horsepower and torque measured at rear wheels.

Best Gains
+72 horsepower
+87 lb-ft torque
10% better fuel economy
ApplicationYear RangePart #
PowerPack System
P-30 chassis | Driver-side tailpipe exit*
Emissions compliant: CARB E.O. D-161-79
1996-00 49070
PowerPack System
P-30 chassis | Passenger-side tailpipe exit*
Emissions compliant: CARB E.O. D-161-79
1996-00 49071

Owners Manual(s)

Power Systems- PowerPack system (EFI Vortec, P30 chassis) Tech_icon Download

RV Today features Banks

It's an old episode but what Gale explains about the principles of improving the performance in your RV still applies today.


Gale Banks' experience with high-performance engines and speed record-setting attempts provided excellent background in developing intake and exhaust manifolds to minimize flow losses and backpressure losses in an engine.

Diesel Progress