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Search: Posts Made By: SpitotRs305
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Forum: Tech / General Engine
04-29-2013, 11:47 AM
Replies: 32
Views: 2,691
Posted By SpitotRs305

Re: 383 stroker build

So by the logic of stroke not CID... Then any cam will act the same in a 305 as it will in a 350... I think not.
Forum: Tech / General Engine
04-29-2013, 10:09 AM
Replies: 32
Views: 2,691
Posted By SpitotRs305

Re: 383 stroker build

Sorry that doesn't explain how stroke length alone decreases effect of camshaft duration...

Clearly the information I was looking for... Not the basic principle behind stroker engines
Forum: Tech / General Engine
04-28-2013, 09:11 PM
Replies: 7
Views: 503
Posted By SpitotRs305

Re: 1/4 run?

spray... or be willing to spend more money
Forum: Tech / General Engine
04-28-2013, 09:03 PM
Replies: 10
Views: 10,685
Posted By SpitotRs305

Re: Dieseling and surging after hot engine shutdown +........

he doesnt have a points dist if his part numbers are acurate
Forum: Tech / General Engine
04-28-2013, 08:51 PM
Replies: 76
Views: 6,167
Posted By SpitotRs305

Re: help with low idle

damn man stroll right on in answering questions like that... he needed time to twist in the wind before being spoon fed

after with holding info like smoking bad gas milage and smelly exhaust...
Forum: Tech / General Engine
04-28-2013, 08:46 PM
Replies: 10
Views: 10,685
Posted By SpitotRs305

Re: Dieseling and surging after hot engine shutdown +........

only way to diesel with the ignition propery shut down would be hot spots...
Forum: Tech / General Engine
04-28-2013, 07:23 PM
Replies: 76
Views: 6,167
Posted By SpitotRs305

Re: help with low idle

when you turn the key to the on position without starting the car does your SES light turn on?
Forum: Tech / General Engine
04-28-2013, 06:57 PM
Replies: 76
Views: 6,167
Posted By SpitotRs305

Re: help with low idle

ah those are important
Forum: Tech / General Engine
04-28-2013, 06:21 PM
Replies: 76
Views: 6,167
Posted By SpitotRs305

Re: help with low idle

is the car smoking at all? exhaust smell different? rich? poor gas milage?
Forum: Tech / General Engine
04-28-2013, 05:40 PM
Replies: 7
Views: 503
Posted By SpitotRs305

Re: 1/4 run?

my guess is right around 13s, high 12s maybe... sorry there just isnt really anything special in that engine...
Forum: Tech / General Engine
04-28-2013, 05:29 PM
Replies: 76
Views: 6,167
Posted By SpitotRs305

Re: help with low idle

the one with the circle...
Forum: Tech / General Engine
04-28-2013, 05:24 PM
Replies: 76
Views: 6,167
Posted By SpitotRs305

Re: help with low idle

playing devils advocate here but "how do you know?" it is fairly common in the 3rd gen world to call a 305, a 350 to sell it.

not that it really matters for diagnostic purposes here but if you...
Forum: Tech / General Engine
04-28-2013, 05:19 PM
Replies: 76
Views: 6,167
Posted By SpitotRs305

Re: help with low idle

CTS = coolant temp sensor.

it is on the front of the intake manifold where the base meets the block on the passanger side and it is closest to the ground of 3 sensors in kind of a triangle
Forum: Tech / General Engine
04-28-2013, 05:07 PM
Replies: 76
Views: 6,167
Posted By SpitotRs305

Re: help with low idle

yes there was no LT1 offered in a 3rd gen LB9... or the otherTPI

so if in fact you have a build sheet and RPO codes that specify LT1 i would hunt down the previous owner... and be creative...
...
Forum: Tech / General Engine
04-28-2013, 04:45 PM
Replies: 76
Views: 6,167
Posted By SpitotRs305

Re: help with low idle

no that is a tpi checkout your coolant temp sensor remember it being a bitch to get at on that engine... probably the original and worth testing

this is a LT1
Forum: Tech / General Engine
04-28-2013, 04:29 PM
Replies: 76
Views: 6,167
Posted By SpitotRs305

Re: help with low idle

in a 1987 trans am? got a picture? it is important to know which engine it is or people will tell you to try things that wont work... like setting the IAC...
Forum: Tech / General Engine
04-28-2013, 04:24 PM
Replies: 76
Views: 6,167
Posted By SpitotRs305

Re: help with low idle

an LT1?
Forum: Tech / General Engine
04-28-2013, 04:16 PM
Replies: 8
Views: 636
Posted By SpitotRs305

Re: Need help with intermittent miss

vacuum leak... if you are sure about fuel and spark the only thing left is air... too much that is... where its coming from is harder to guess.
Forum: Tech / General Engine
04-28-2013, 09:26 AM
Replies: 32
Views: 2,691
Posted By SpitotRs305

Re: 383 stroker build

perhaps you could elaborate on the theory behind this statement? always looking to learn.
Forum: Tech / General Engine
04-27-2013, 11:18 PM
Replies: 32
Views: 2,691
Posted By SpitotRs305

Re: 383 stroker build

what are you changing your gears to? 3.73? 4.XX?

the magnum 270 i would say is a trade off between the two cams that have been mentioned... but gives up the benifits of both cams. loss of lift...
Forum: Tech / General Engine
04-26-2013, 08:08 PM
Replies: 32
Views: 2,691
Posted By SpitotRs305

Re: 383 stroker build

as you say it may be safe. and the OP may be happy keeping his stock stall but the simple fact is that a stock 1800rpm stall is not the right choice for this engine, with either cam shaft.
that...
Forum: Tech / General Engine
04-26-2013, 04:37 AM
Replies: 14
Views: 1,548
Posted By SpitotRs305

Re: 91 Z28 5.0 TPI what to upgrade first?

i was refereing to the person who suggested the lovely electric fans...
Forum: Tech / General Engine
04-25-2013, 10:41 PM
Replies: 7
Views: 744
Posted By SpitotRs305

Re: 355 build in 86 berlinetta

think the comment was that traction bars cant be used to eliminate the torque arm
Forum: Tech / General Engine
04-25-2013, 10:26 PM
Replies: 32
Views: 2,691
Posted By SpitotRs305

Re: 383 stroker build

i would worry about the xe268 being too small...

i would pick the xe274h10 although the lift is pretty close to where the vortecs need work done to them... need to keep in mind your comp ratio...
Forum: Tech / General Engine
04-25-2013, 10:12 PM
Replies: 14
Views: 1,548
Posted By SpitotRs305

Re: 91 Z28 5.0 TPI what to upgrade first?

you are kidding right? hard to tell these days....
Forum: Tech / General Engine
04-22-2013, 04:40 AM
Replies: 24
Views: 1,619
Posted By SpitotRs305

Re: 90MPH AT 5000RPM...???Somethings WRONG?

there is no way someone mistakes 160MPH for 90... especially in a thirdgen! if that is what happened please head to the nearest state trooper to hand in your license... hopefully you can do that...
Forum: Tech / General Engine
04-21-2013, 11:39 PM
Replies: 7
Views: 864
Posted By SpitotRs305

Re: Broke upper head bolt and extractor.. Need options

can you get another much smaller hole down along the edge of the extractor? or a mig welder?
Forum: Tech / General Engine
04-21-2013, 11:36 PM
Replies: 24
Views: 1,619
Posted By SpitotRs305

Re: 90MPH AT 5000RPM...???Somethings WRONG?

it wont engage a lower gear if 5th is gone... shifter will move into place but there just wont be anything there like neutral... or horrible noises before nothing is there.

maybe reverse lockout...
Forum: Tech / General Engine
04-21-2013, 08:39 PM
Replies: 13
Views: 598
Posted By SpitotRs305

Re: just need some info/advice

would suggest passing on any head this guy could have had bolted to that block...

the crack if that is what it is... is clearly visible and the only reason to even try to sell it is to give...
Forum: Tech / General Engine
04-21-2013, 07:49 PM
Replies: 13
Views: 598
Posted By SpitotRs305

Re: just need some info/advice

block looks to have a crack in the deck into the number 5 cylinder... keep looking you will see it
Forum: Tech / General Engine
04-21-2013, 07:45 PM
Replies: 13
Views: 3,825
Posted By SpitotRs305

Re: 305 TPI rebuild

clearly sofa, it cant be VALVE GUIDE SEALS... those only tend to cause smoke on start up and accel or... wait a second! I see what you did there... offering logical advice and whatnot...

nah kid...
Forum: Tech / General Engine
04-21-2013, 07:28 PM
Replies: 24
Views: 1,619
Posted By SpitotRs305

Re: 90MPH AT 5000RPM...???Somethings WRONG?

going with infernal on this one...

1 massive clutch slippage

2 you are shifting from 4 to 3 thinking it is 5...

3 your tach is wrong and you dont know what 5k rpms sounds like...

or...
Forum: Tech / General Engine
07-05-2012, 09:34 PM
Replies: 32
Views: 12,222
Posted By SpitotRs305

Re: Valve adjustment?!

Brought back from the dead for that tidbit?
Forum: Tech / General Engine
06-20-2011, 07:27 AM
Replies: 66
Views: 130,583
Posted By SpitotRs305

Re: The real reason the DZ302 SBC revved so high...

What's your point?
Forum: Tech / General Engine
06-13-2011, 10:49 PM
Replies: 4
Views: 445
Posted By SpitotRs305

Re: fresh rebuild power?

actually what i was getting at was he hasnt provided anywhere close to enough information...

people around here a usually pretty good with HP guesses when they are provided the correct...
Forum: Tech / General Engine
06-13-2011, 09:33 PM
Replies: 4
Views: 445
Posted By SpitotRs305

Re: fresh rebuild power?

gonna bet 5000HP... as long as the flux capacitor holds so you can reach 55mph
Forum: Tech / General Engine
07-08-2010, 02:40 AM
Replies: 83
Views: 35,515
Posted By SpitotRs305

Re: 305 Sprint Racesaver Engines

you havent debunked anything you just ignore it and pull more BS out of your ***

where in the rules did it say anything about a MAX HP not to mention that it was 460

on top of that methanol...
Forum: Tech / General Engine
07-08-2010, 01:34 AM
Replies: 83
Views: 35,515
Posted By SpitotRs305

Re: 305 Sprint Racesaver Engines

well first off i do research a bit better than you actualy
9: Flat tappets, stock (.842) dia. . NO roller, hydraulic, mushroom or radius tappets.
22: Compression Ratio: 10.25 to 1 absolute...
Forum: Tech / General Engine
07-07-2010, 11:12 PM
Replies: 83
Views: 35,515
Posted By SpitotRs305

Re: 305 Sprint Racesaver Engines

i dont think anyone is saying they dont make power just that spending 1200+ on these "fancy dancy" french grimes only heads is a bit of a waste when you consider what they actually flow... oh wait...
Forum: Tech / General Engine
07-07-2010, 10:10 AM
Replies: 83
Views: 35,515
Posted By SpitotRs305

Re: 305 Sprint Racesaver Engines

i dont see why you would ever try and compare a LM7 with a gen I small block
dare i say apples and oranges...
and certainly not a 4.6 3v

there are to many advances in engineering in both the...
Forum: Tech / General Engine
07-06-2010, 09:10 PM
Replies: 1
Views: 484
Posted By SpitotRs305

Re: So I have the oppurtunity of buying underdrive pulleys

underdrive pulleys arent worth it... the gains are very minimal and the headaches can be substantial i mean what system would you really want to turn slower? water pump? powersteering? alt? see...
Forum: Tech / General Engine
07-05-2010, 10:55 PM
Replies: 11
Views: 1,669
Posted By SpitotRs305

Re: 350 does not like it warm, cuts out

has anyone tried replacing the Ignition control module?

it is just a thought but if i remember correctly the tach gets its signal from the ICM and they are prone to heat failures... and notorious...
Forum: Tech / General Engine
07-05-2010, 10:12 PM
Replies: 36
Views: 1,265
Posted By SpitotRs305

Re: How Much?

okay this is a very simple concept...

when desktopdyno goes to calculate a cam it needs

1 the advertised duration
2 the intake centerline
3 the cam lobe center angle
4 the lift at the...
Forum: Tech / General Engine
07-05-2010, 09:23 AM
Replies: 36
Views: 1,265
Posted By SpitotRs305

Re: How Much?

you do understand that DD2003 is calculating that duration @.05 based on valve events...
Here is another example.. a stock cam file from DD2003

you might notice that the grind number is the same...
Forum: Tech / General Engine
07-04-2010, 02:10 PM
Replies: 2
Views: 496
Posted By SpitotRs305

Re: Whats wrong with my engine

i dont see how that would be possible valve seals have nothing to do with compression...

but they certainly screwed something up
Forum: Tech / General Engine
07-04-2010, 01:58 PM
Replies: 36
Views: 1,265
Posted By SpitotRs305

Re: How Much?

no that cam was entered properly comp only gives timing @.006 you need to enter the duration @.05 and the lift so that DD can calculate based on the IVO/IVC events

it was just the wrong cam
Forum: Tech / General Engine
07-04-2010, 10:08 AM
Replies: 7
Views: 545
Posted By SpitotRs305

Re: Vehicle integrity

yes if it is complete and functional you will loose value with the antique nuts although make it look like the car was supposed to have your new headers from factory and it wont be to bad (IE no...
Forum: Tech / General Engine
07-04-2010, 10:03 AM
Replies: 36
Views: 1,265
Posted By SpitotRs305

Re: How Much?

okay here is the XR262 specs manually entered with plain jane vortecs and small headers...

XR262 isnt helping at all
Forum: Tech / General Engine
07-04-2010, 01:21 AM
Replies: 11
Views: 939
Posted By SpitotRs305

Re: Rebult 350 Motor from Scratch

while running a straight 50w oil is not what i had in mind... a 20w-50 oil at temp is the same thing as running a straight 50w oil...

didn't think i had to say that... maybe it is because i...
Forum: Tech / General Engine
07-04-2010, 12:53 AM
Replies: 11
Views: 939
Posted By SpitotRs305

Re: Rebult 350 Motor from Scratch

okay... if you are confident in your preassure gauge... you are down to two options...

1. bad clearances... bearings/pump/lifters
2. damage...


take a look at all of the threads that are...
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