Re: "Breaking in" a factory engine

From: Rob Agnew (ragnew@islandnet.com)
Date: Fri Oct 03 1997 - 12:03:27 EDT


At 10:08 AM 10/3/97 -0500, you wrote:
>There has always been some discussion about how to drive a new vehicle with 0
>miles on the engine.... Can you really "get on it" right away? Should you
not drive it
>at highway speeds for the first 200 miles? Don't let the rpms get too
high while there
>is under 1000 miles on it, and so on and so forth. I think we have all
heard an old
>wive's tale similiar to this at one time or another.
>I had the chance to tour a Ford Ranger assembly plant last nite and saw
alot of
>interesting things. Most noticeable was the drivetrain test done on the
truck near the
>end of the assembly. The trucks are pulled up on rollers, all 4 wheels,
(looks like a
>big dyno), and the drivers are instructed to go through all 5 gears and
bring it up to
>65mph and hold it there for 30 secs. As you can imagine they want these
trucks
>through the dyno as quickly as possible so the drivers REALLY get on the
pedal
>and run through the gears ( the smell of burnt rubber is fresh in the air)
and the engine
>is worked pretty hard. At the end of the line, the trucks are driven out
of the factory
>to a large lot to await shipment. Again the drivers waste no time getting
them to their
>spot, the rubber is roasted, the engines are screaming, and I swore a
couple of them
>almost caught some air going over some parking lot moguls.
>Anyways, any thoughts I had of going easy on a fresh engine have
definitely been put
>to rest. Does anyone have thoughts to the contrary?
>
>K.
>
>
I followed the instructions in the owner's manual (when all else fails -
read the instructions :) ) for my '97. It's a year old with 13,000 km and
runs perfectly.

Rob Agnew
ragnew@islandnet.com

Victoria, B.C.
Canada



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