In a message dated 2/24/00 7:33:44 PM Pacific Standard Time, CLLLSLS@aol.com
writes:
> Yes, I know this is some way-out-there stuff here prolly way too fanatical
> for you belly button small block runners, but in the pursuit of the really
> unique and different with hopes for functionality, here goes:
>
> Have an interest in adding a dry sump oiling system to my 270 GMC along
with
>
> a turbo, fuel injection, etc. I've been pondering this for a while and it
> seems a very simple conversion (with the exception of crankshaft scraping,
> oil pan mods and driving the pump from the front of the motor). I know
these
>
> things are the only way to fly for 1000+ horsepower drag engines, but what
> about daily driven applications?
>
> I don't need the 120# oil pressure, 100 times stock pump volume or
cog-belt
> drive that a multi-stage $800 racing pump offers, so are there any less
> expensive, less performance pumps that might be better suited to daily
> driven
> applications?
>
> Also, what can be done to drive accessories from the front of a Jimmy six?
> Are there any multi-groove dampers that are a direct swap or that can be
> machined to fit? If it comes to it, I can always cut the pulley off of one
> damper and weld it on top of another, but that shows inginuity, not as
cool
> as engineering. What about using a second aluminum cam type timing gear to
> mesh with the steel crank timing gear on the side opposite the cam to
power
> an accessory such as a dry sump oil pump?
>
> Finally, have there ever been instances of the timing gears or damper
> walking
> on their shafts in high performance situations being that they aren't
bolted,
>
> but simply pressed on and keyed? Would it be a good idea to have the
> necessary machining done to incorporate some fasteners to hold this stuff
on?
>
> Just a worried thought. Thanks again.
>
> Dustin
> 50 & 53 GMC 1/2 tons
> 48 GMC 3/4 ton
Dustin,
Can't help with a lot of what you want to know, but many cars now days use
an external oil pump, seems I see them a lot on front wheel drive cars.
May be worth a trip to the boneyard and see if it could be adapted to your
needs.
Mike
oletrucks is devoted to Chevy and GM trucks built between 1941 and 1959
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