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Before |
Power System |
Gain |
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| ACCELERATION |
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| 0 - 60 MPH |
38.2 Sec. |
30.7 Sec. |
24% |
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| 40 - 60 MPH |
25.3 Sec. |
16.9 Sec. |
34% |
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454 carbureted Itasca Motorhome class “A” 31 foot was tested fully loaded — fuel, food, water, chairs, the works. Each test
was run three times. Fuel economy tests were the average of three one-direction runs at 55 MPH. Independently tested by
Don Ferguson, former writer of Motorhome & Trailer Magazine.
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| Gibson Power Exhaust Sytems Feature: |
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Nickel-chrome plated, performance tuned Tri-Y headers with heavy-duty flanges for exacting fit |
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All exhaust tubing is mandrel-bent, heavy gauge, and aluminized for corrosion resistance |
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High-temperature steel “donut” gaskets with extra thick bevel flanges positively mate exhaust tubing to the header collectors |
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Aluminized Superflow muffler minimizes back-pressure and assures cooler operating temperatures. |
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3.5" polished stainless steel exhaust tip |
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