To add to Winddancer's reply, the factory isn't aware of how each chassis they build with be used. The chassis may be used as a delivery van, dump truck, motorhome, etc. Each of these types of vehicles may require a different engine set up.
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Rick & Phy + Sammi our mini labradoodle
2020 Forest River FR3 30DS
2016 Jeep Wrangler Sport
“Don’t take life too seriously...Nobody gets out alive anyway”
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