Do the lock nuts come loose or are they just going out of adjustment by
themselves? (1.7 or 1.6:1?)
- Bernd
-----Original Message-----
From: owner-dakota-truck@BUFFNET.NET
[mailto:owner-dakota-truck@BUFFNET.NET] On Behalf Of Mark Kuzia
Sent: Sunday, December 09, 2001 9:26 AM
To: dakota-truck@BUFFNET.NET
Subject: DML: Re: Re: how bad are the stock rockers?
done that, twice.
Mark Kuzia
flyboy01@mediaone.net http://people.mw.mediaone.net/flyboy01/home.html
1995 Dakota 13.79 @ 102.45 mph "Fastdak"
~360ci, 5-spd, 8 3/4 rear / 3.90-SG
1994 Dakota 15.36 @ 91.56 mph
~318ci, 5-spd, 3.90 LS (bone stock, no mods)
----- Original Message -----
From: "Bernd D. Ratsch" <bernd@texas.net>
To: <dakota-truck@BUFFNET.NET>
Sent: Sunday, December 09, 2001 10:21 AM
Subject: DML: Re: how bad are the stock rockers?
>
> Here's how I did it on a '01 R/T (Mopar 1.6:1 kit)
>
> (1) Remove all spark plugs to make it easy on you
> (2) Crank the engine by hand and put the intake valve up on the cam
> lobe (exhaust will be on the bottom of the cam)
> (3) Finger tighten the rocker nut until the rocker is hand tight (not
> too tight though)
> (4) Turn the nut 1/2 turn more (with a wrench) and lock it down
> (5) Repeat #2-4 for the exhaust side.
>
> I normally run down one side of the engine with this procedure and
> then do the other side.
>
> Then, spin the engine until oil comes out of the pushrods (and onto
> the rocker arm) to "pump up the lifters"...repeat the process one more
> time on all cylinders.
>
> You may have to readjust the rockers (if they're new) at around the
> 300 mile mark (normal). Run the same procedure and you shouldn't have
> to worry about them again.
>
> I've done this on several engines already (and past engines) and they
> all hold their setting. If they constantly go out of
> adjustment...something else is wrong in the valvetrain.
>
> - Bernd
>
> -----Original Message-----
> From: owner-dakota-truck@BUFFNET.NET
> [mailto:owner-dakota-truck@BUFFNET.NET] On Behalf Of Mark Kuzia
> Sent: Sunday, December 09, 2001 9:03 AM
> To: dakota-truck@BUFFNET.NET
> Subject: DML: Re: RE: Re: how bad are the stock rockers?
>
>
> I have tried every way, cold, hot, while running, etc.........
>
> Mark Kuzia
> flyboy01@mediaone.net http://people.mw.mediaone.net/flyboy01/home.html
> 1995 Dakota 13.79 @ 102.45 mph "Fastdak"
> ~360ci, 5-spd, 8 3/4 rear / 3.90-SG
> 1994 Dakota 15.36 @ 91.56 mph
> ~318ci, 5-spd, 3.90 LS (bone stock, no mods)
>
>
> ----- Original Message -----
> From: "Bernd D. Ratsch" <bernd@texas.net>
> To: <dakota-truck@BUFFNET.NET>
> Sent: Sunday, December 09, 2001 10:01 AM
> Subject: DML: RE: Re: how bad are the stock rockers?
>
>
> >
> > Mark,
> >
> > The Mopars are Crane. How did you adjust them?
> >
> > - Bernd
> >
> > -----Original Message-----
> > From: owner-dakota-truck@BUFFNET.NET
> > [mailto:owner-dakota-truck@BUFFNET.NET] On Behalf Of Mark Kuzia
> > Sent: Sunday, December 09, 2001 8:45 AM
> > To: dakota-truck@BUFFNET.NET
> > Subject: DML: Re: how bad are the stock rockers?
> >
> >
> > Not that bad, they do cost horsepower. But my Mopar rockers are
> > crap!
> > I have re-adjusted them 4 times already, Idid them last Wednesday,
AND
>
> > THEY NEED TO BE DONE AGAIN! ARRGH!!!!
> >
> > I think I'm gonna switch to Hughes rockers next. Did I mention that
> > the studs came unscrewed on two cylinders also. They suck, is my
> > opinion! My truck spends more time with the valve covers off than
on.
> > I have adjusted them in several different ways and they always start
> > ticking after a few days. I have even had one of the adjusting nuts
> > come off once while driving down the road,
> >
> > Mark Kuzia
> > flyboy01@mediaone.net
> > http://people.mw.mediaone.net/flyboy01/home.html
> > 1995 Dakota 13.79 @ 102.45 mph "Fastdak"
> > ~360ci, 5-spd, 8 3/4 rear / 3.90-SG
> > 1994 Dakota 15.36 @ 91.56 mph
> > ~318ci, 5-spd, 3.90 LS (bone stock, no mods)
> >
> >
> > ----- Original Message -----
> > From: "Doug Myers" <dougmyers@starpower.net>
> > To: <dakota-truck-moderator@bent.twistedbits.net>
> > Sent: Saturday, December 08, 2001 9:07 PM
> > Subject: DML: how bad are the stock rockers?
> >
> >
> > > Hey guys,
> > >
> > > I'm pretty sure that my roller rockers need to be re-adjusted.
> > > I'm
> >
> > > getting a loud ticking sound, and I've never re-adjusted them
> > > since
> > > I
> > built
> > > the engine. I've got about 8,000 miles on the rebuild right now.
> > > Is
> > > it
> >
> > > normal to have to re-adjust aluminum rockers periodically? If so,
> > > then
> > thats
> > > leads to my next question.....
> > >
> > > How bad are the stock rockers? I've been thinking about this
> > > since
> >
> > > I realized that my rockers need to be re-adjusted. Also, since my
> > > rollers
> > are
> > > aluminum, they may need periodic adjustment. I don't want to be
> > re-adjusting
> > > them every other oil change, and I don't think the stock rockers
> > > would
> > cost
> > > me any more than 5-10hp. I did some research and found out the the
> > 380hp/360
> > > Mopar crate engine uses the same stock rockers and pushrods that
> > > our
> > engines
> > > leave the factory with, and it has a more radical cam (288/292
> > > duration, .501/.513 lift) than my Comp Cams cam (260/264 duration,
> > > .512/.512 lift), therefore a higher powerband. The valvesprings
> > > they
>
> > > use are about the same specs also (mine have 120lbs seat pressure,
> 310
> >
> > > open... theirs have 140lbs seat pressure, and 290 open). Why
> > > wouldn't
> > > the stock rockers be good
> > enough
> > > for my engine if they're good enough for the crate engine?
> > >
> > > --
> > > Doug Myers
> > > -------------
> > > '99 Dakota RC/SB 5.9L/5-speed/3.92SG - 14.320@98.46mph R/T wheels,
> > > Nitto NT-450 275/50R17 tires, K&N Gen II FIPK, Comp Cams '604 cam,
> > > ProGear timing chain, MP 2-bbl MPI, MP 1.92" R/T heads, Hughes'
> > roller
> > > rockers, MP polished valve covers, ASP crank pulley, MP Headers,
> > > 3"
> > Dynomax
> > > cat, 3" Flowmaster, Accel Supercoil, Magnecor KV-85 8.5mm Race
> > > Wires,
> > > Melling HV oil pump, Centerforce Dual Friction Clutch
> > >
> > >
> >
>
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