Engine braking now vs then.
In 2009 I towed our 5ver over the Creston Salmo pass in BC with an 03 Duramax. I manually placed the truck in low gear and listened to the engine rev to over 5000 rpm as it struggled to hold back the ...
Forum Discussion
Old-Biscuit wrote:
Glad to see exhaust braking OEM ------ great tool for diesel trucks
With no add-ons there is nothing to slow the air flow thru engine. The only thing the engine does to slow the vehicle is friction in the engine. Gas engine speed/power is controlled by controlling air flow. Diesel, speed/power is controlled by controlling fuel. Gas engine, to slow, you close the throttle, stopping the air from going in. Add a exhaust brake to diesel, and you stop the air from coming out. I know a diesel with no exhaust or compression brake will not have the whoa that a gas engine half it's size would have. I would like to see a comparison for like sized gas/diesel braking power.
