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Search: Posts Made By: contact
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Forum: Carburetors
04-02-2007, 08:28 AM
Replies: 40
Views: 2,989
Posted By contact

Re: Running Badly Under Load

what is the manifold vacuum reading?,
when you think it is way underpowered
at WOT.

are you sure the air valve is opening?
Forum: Carburetors
04-02-2007, 08:18 AM
Replies: 8
Views: 1,255
Posted By contact

Re: Edel 1406 bog at WOT

help a forum member out.
basic background info needed.
......................................
when warmed up, the the choke 'blade'
should be straight up and down.
........
is this how it is,...
Forum: Carburetors
03-14-2007, 07:14 AM
Replies: 7
Views: 877
Posted By contact

do you smell, too much, or not enuf, gas in the...

do you smell, too much, or not enuf,
gas in the exhaust, when this happens?

not enuf ->choke it, a little bit
Forum: Brakes
11-28-2006, 09:14 AM
Replies: 7
Views: 863
Posted By contact

Paul, all thru this, how do you know you are...

Paul,
all thru this, how do you know you are getting the
correct front-to-back pressure ratio?

my feeling is that the two-bit rebranding operations,
will sell you anything that bolts up.
Forum: Tech / General Engine
09-15-2006, 03:46 AM
Replies: 14
Views: 1,013
Posted By contact

let me restate the question. are 30 degree...

let me restate the question.

are 30 degree back angle valves,
any better than nailheads?

30 degree, for the SBC, are unusual
Forum: Tech / General Engine
09-14-2006, 09:11 PM
Replies: 14
Views: 1,013
Posted By contact

consider Manley and Ferrea. Backcut, 30...

consider Manley and Ferrea.

Backcut, 30 degree backangle, tulip-shaped...,in those styles,
their offerings are either scarce or none, for the SBC.
if anything, only for exhaust.

where would I...
Forum: Tech / General Engine
09-14-2006, 01:34 AM
Replies: 14
Views: 1,013
Posted By contact

can cyl-head airflow be improved with backcut valves?

I occasionaly see backcut valves, especially
for ***** stuff.

if so,why is it not more popular?
Forum: Aftermarket Product Review
09-14-2006, 01:27 AM
Replies: 3
Views: 649
Posted By contact

do other engines have the insane multiple...

do other engines have the insane
multiple choice / intake-port-volume,
like the SBC ?

it would seem to me that there is...
...concerning the intake manifold..
.
--> a matching...
Forum: Carburetors
09-12-2006, 04:39 PM
Replies: 13
Views: 11,674
Posted By contact

there are two small holes in the primary, above...

there are two small holes in the primary, above the butterflies.
a round hole just above the butterfly,
a slot above that.

the slots are onthe 'outer' side of the primary bores.

I am not...
Forum: Carburetors
09-11-2006, 04:17 PM
Replies: 13
Views: 11,674
Posted By contact

I would focus on, the idle mixture screw, not ...

I would focus on,
the idle mixture screw, not doing anything

are the off idle slots clean?
Forum: TBI
09-09-2006, 02:33 PM
Replies: 4
Views: 1,233
Posted By contact

is the goal, max torque at 4200rpm ? ...

is the goal, max torque at 4200rpm ?

naturallly, there wil lbe less torque at 3600rpm,
but you are throttled back, so who cares

if so, that needs a pretty healthy cam

are you going to...
Forum: TPI
08-16-2006, 07:08 AM
Replies: 20
Views: 938
Posted By contact

corn is $2.60 per bushel yield of ethanol is...

corn is $2.60 per bushel
yield of ethanol is 2.5 gallons/bushel
ethanol has 67% of the energy of gasoline
do the math
............................................
don't use current pricing as...
Forum: Carburetors
08-10-2006, 05:04 AM
Replies: 3
Views: 653
Posted By contact

1.5 inches, is 5 percent of an atmosphere. ...

1.5 inches,
is 5 percent of an atmosphere.
and includes aircleaner, and other drag from piping.

is 2 or 3 percent more, worth it?
Forum: Carburetors
08-09-2006, 06:43 AM
Replies: 3
Views: 653
Posted By contact

'monkey, perhaps you should measure the...

'monkey,
perhaps you should measure the partial vacuum
in the intake manifold, at WOT, to see how
much you might gain
Forum: TBI
08-01-2006, 05:06 AM
Replies: 18
Views: 6,486
Posted By contact

3.766 bore 1.94 valve how close is the...

3.766 bore
1.94 valve

how close is the valve to the cylinder wall?
Forum: TBI
07-27-2006, 03:59 AM
Replies: 6
Views: 550
Posted By contact

you might think about changing the plugs to...

you might think about changing the plugs
to 'hotter' plugs
Forum: Carburetors
07-17-2006, 02:28 AM
Replies: 6
Views: 718
Posted By contact

I would suggest, try less pumpshot, try...

I would suggest,

try less pumpshot,
try some 'right foot disipline',

problem might be, metering rod going into 'power' mode,
when, for other reasons, you have too much gas already.
if so,...
Forum: Carburetors
07-12-2006, 06:06 PM
Replies: 11
Views: 855
Posted By contact

you might want to think about, keeping the TPI...

you might want to think about,
keeping the TPI regulator,
and hooking the supply side to a deadhead 6psi regulator.

that will, keep fuel constantly flowing out of the fuel pump,
because the...
Forum: Carburetors
06-29-2006, 08:00 AM
Replies: 17
Views: 1,052
Posted By contact

'dominator intake', is different than a stardard...

'dominator intake', is different than a stardard flange?
not sure if that is an issue.

both brands of carbs need tuning, to operate
their best. both brands have their advocates.

Edels use...
Forum: TPI
06-27-2006, 09:13 AM
Replies: 32
Views: 2,511
Posted By contact

at some rpm, say 3000, how much extra torque,...

at some rpm, say 3000,
how much extra torque, do the
tuned pipes of TPI provide...

compared to 'nothing', ie
have the cyl-heads suck air directly from a plenum.?

I am aware that the...
Forum: Carburetors
06-27-2006, 06:58 AM
Replies: 14
Views: 5,499
Posted By contact

'drew, first of all, consider putting in a decent...

'drew, first of all, consider putting in a decent camshaft,
while you have the chance.
There is no substitute for a good cam.

do a search, you can find out the
issues with going to carb.
you...
Forum: Carburetors
06-26-2006, 06:01 AM
Replies: 14
Views: 5,499
Posted By contact

'drew, Do you have access to someone who can...

'drew,

Do you have access to someone who can 'tune'?

ok, so the car -305 had tbi, and you swapped in a 350
with tbi? if yes, you should consider keeping tbi.

btw, what cam is in the 350?
Forum: Carburetors
06-25-2006, 06:49 AM
Replies: 14
Views: 5,499
Posted By contact

several opinions so far, all for carb, what is...

several opinions so far, all for carb,
what is wromg with tbi...

....tbi situation....
for up to 300 HP,
possibly with a new intake manifold, bigger TBs?.
probably needing a new prom....
Forum: Tech / General Engine
06-07-2006, 06:30 AM
Replies: 11
Views: 2,074
Posted By contact

difference is bore spacing SBC, bore...

difference is bore spacing

SBC, bore spacing, center to center, is 4.4 inch
BBC is 4.84 inch.

commonest deck heigth is,
SBC, 9.025,
BBC, 9.8, I think.

both had other deck heigths
Forum: TBI
06-04-2006, 06:46 AM
Replies: 10
Views: 801
Posted By contact

With that cam, you should have lots of low end...

With that cam, you should have lots of low end torque, and
a smooth idle.

is the cam installed straigt-up?
is there a chance the ignition is grossly retarded?
Forum: TBI
05-30-2006, 07:54 AM
Replies: 4
Views: 2,271
Posted By contact

the wires to the fuel injectors... in...

the wires to the fuel injectors...
in operation, the 'hot' wire will be 'battery voltage',
the 'ground' wire will be alternating between...
open, ...reads 'batt-voltage' at the terminal.
and...
Forum: Carburetors
05-27-2006, 09:49 AM
Replies: 10
Views: 1,251
Posted By contact

Thunder series. you could lower the air...

Thunder series.

you could lower the air valve spring pressure
at the drag strip, if you think it means something.
Forum: Alternative Port EFI Intakes
05-26-2006, 09:45 AM
Replies: 27
Views: 1,418
Posted By contact

the mini-ram is a 3 inch extention to the ...

the mini-ram is a 3 inch extention to the
cyl-head's intake port, and then an air-box / plenum...

the HSR is a 4 inch etc.etc.etc.

or not, please enlighten me
Forum: Carburetors
05-22-2006, 10:14 AM
Replies: 7
Views: 956
Posted By contact

carb lets you use any intake manifold you want.

carb lets you use any intake manifold
you want.
Forum: TBI
05-19-2006, 08:25 AM
Replies: 12
Views: 1,701
Posted By contact

here is the problem... ...

here is the problem...

http://www.crossfire.homeip.net/cftest/..%5Cken%5Cp9150080.jpg
Forum: Tech / General Engine
05-11-2006, 07:04 AM
Replies: 64
Views: 3,284
Posted By contact

Tyler, how would you get the price as low as 75...

Tyler, how would you get the price as low as 75 cents.

it appears that the price of any feedstock
would be more than that.

FYI, I would not make E85 with 190 proof,
the ethanol must be 99...
Forum: Tech / General Engine
05-06-2006, 09:02 AM
Replies: 64
Views: 3,284
Posted By contact

E85 is 105 octane, for a price comparable to...

E85 is 105 octane, for a price comparable
to premium.

almost any car can run 30 percent E85
Forum: Brakes
04-10-2006, 04:16 AM
Replies: 20
Views: 2,274
Posted By contact

can this be posted on this board somehow? or...

can this be posted on this board somehow?

or perhaps someone could post it on a website
Forum: Brakes
04-08-2006, 04:27 AM
Replies: 20
Views: 2,274
Posted By contact

PonyKiller, can you possibly post the stuff...

PonyKiller,

can you possibly post the stuff in some other format?
preferably text,
mu excel reader doesn't like it as is

tia
Forum: Brakes
04-05-2006, 04:21 AM
Replies: 20
Views: 2,274
Posted By contact

PonyKiller87, I sent you a PM with brake info, ...

PonyKiller87, I sent you a PM with brake info,
maybe someone can put this stuff in one place.
Forum: Tech / General Engine
04-04-2006, 07:08 AM
Replies: 10
Views: 1,168
Posted By contact

GM Engine Oil Supplement, has lots of zinc. ...

GM Engine Oil Supplement,
has lots of zinc.

check out 'bob is the oil guy' forum, for more info
Forum: Brakes
03-23-2006, 10:48 PM
Replies: 14
Views: 5,950
Posted By contact

JoBy, nice job, thanks for posting this stuff. ...

JoBy, nice job, thanks for posting this stuff.

You might want to post this at the Crossfire forum.

Just curious, what piston diameters, for the 'vette?,
and how did you choose?
Forum: Carburetors
03-21-2006, 03:31 AM
Replies: 21
Views: 1,435
Posted By contact

ported vacuum, is a stupid idea from the early...

ported vacuum, is a stupid idea from the early smog era.
best vacuum for dist is, normal manifold vacuum.

the vacuum can on the distributor, should
be 'full advanced', at idle

the best vac...
Forum: TPI
03-21-2006, 03:13 AM
Replies: 3
Views: 648
Posted By contact

I give up. Why do you want to downgrade? ...

I give up.

Why do you want to downgrade?
The milage boost of TPI,
will take a long time to pay off.
Forum: Tech / General Engine
03-02-2006, 09:59 AM
Replies: 3
Views: 515
Posted By contact

I vote for the potato.

I vote for the potato.
Forum: TPI
03-01-2006, 07:12 AM
Replies: 6
Views: 605
Posted By contact

'892, be sure to put in a decent cam, and use...

'892,
be sure to put in a decent cam, and use heads that have
2.02 I valves

perhaps you should consider using TBI from a 454,
with some compatible intake manifold

not sure exactly what you...
Forum: Tech / General Engine
02-25-2006, 02:27 PM
Replies: 7
Views: 7,983
Posted By contact

is it possible there is some malfunction in the...

is it possible there is some malfunction in
the air injection reactor system, and air is being pumped
into the smog tree when it shouldn't,
thus confusing the O2 sensor?
Forum: TBI
02-17-2006, 07:57 AM
Replies: 2
Views: 650
Posted By contact

be careful, some TBI uses a positive...

be careful,

some TBI uses a positive displacement pump,

with a regulator somewhere else, to
limit maximum pressure.

pressure, without a regulator,
could be anything
Forum: Carburetors
02-17-2006, 07:44 AM
Replies: 34
Views: 7,304
Posted By contact

about the article, ................ I can...

about the article,
................
I can understand how a 'too big' carb
can have sloppy throttle response,

but how can a 'too big' carb,
have less power at 2000 rpm,
than something else?
Forum: Carburetors
01-30-2006, 07:25 PM
Replies: 30
Views: 4,885
Posted By contact

Nitro, are you using 'ported vacuum', or...

Nitro,
are you using 'ported vacuum', or manifold vacuum,
to the vac advance in the dist?
Forum: Carburetors
01-06-2006, 07:34 AM
Replies: 4
Views: 1,929
Posted By contact

MK', did you consider the Edel carbs that have ...

MK', did you consider the Edel carbs that have
an adjustable air valve?

unless there is a big cost difference,
you should take a look.
Forum: Tech / General Engine
01-04-2006, 08:40 AM
Replies: 24
Views: 925
Posted By contact

305sbc, and others, when you say 'i KNOW...

305sbc, and others,

when you say 'i KNOW that race gas burns slower',

how do you know that?
Forum: Tech / General Engine
01-02-2006, 10:42 AM
Replies: 24
Views: 925
Posted By contact

the fundamental property of hi-octane is...

the fundamental property of hi-octane
is 'explosion resistance'.

I think it is possible that certain hi-octane
gasolines have slower flame speed.

IF SO...

there are now two timing issues,
Forum: Carburetors
12-27-2005, 12:54 AM
Replies: 3
Views: 639
Posted By contact

can the fuel pressure regulator be removed ...

can the fuel pressure regulator be removed
from the TPI stuff?

if so, you should consider using that regulator,
to feed a low pressure regulator for a carb,
Holley 12-804, or something...
Forum: Carburetors
12-26-2005, 08:19 AM
Replies: 10
Views: 822
Posted By contact

is there a way to check the fuel level, in the...

is there a way to check the fuel level,
in the fuel bowl?
Showing results 1 to 50 of 117
 
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