follow ft86club on our
blog
,
twitter
or
facebook
.
User Name
Remember Me?
Password
Register
Garage
Garage
Garages
Help
Community
Calendar
Today's Posts
Search
Toyota GR86, 86, FR-S and Subaru BRZ Forum & Owners Community - FT86CLUB
>
Search Forums
Search Results
Community Links
Members List
User Tagging Statistics
iTrader
Search Forums
Show Threads
Show Posts
Tag Search
Advanced Search
Find All Thanked Posts
Go to Page...
Page 1 of 6
1
2
3
4
5
>
Last
»
Showing results 1 to 30 of 178
Search took
0.02
seconds.
Search:
Posts Made By:
arghx7
Forum:
Software Tuning
12-05-2015, 10:14 AM
Replies:
270
PI : DI Ratio Discussion
Views:
78,301
Posted By
arghx7
You're giving Subaru too much credit. It's not...
You're giving Subaru too much credit. It's not that smart, or at least, not that anyone has proven. Unless someone here wants to link to somewhere showing the load estimation being related to fuel...
Forum:
Software Tuning
12-05-2015, 09:43 AM
Replies:
270
PI : DI Ratio Discussion
Views:
78,301
Posted By
arghx7
There's a lot of discussion here among different...
There's a lot of discussion here among different people and scenarios that I'm trying to unravel.
First question: is this a matter of the fuel trims moving around more than would be ideal or is...
Forum:
Software Tuning
12-01-2015, 10:54 PM
Replies:
274
AVCS - Intake and Exhaust Timing
Views:
113,754
Posted By
arghx7
cross posting from the other thread: The...
cross posting from the other thread:
The AVCS intake side has the negative values thambu19 and others were talking about because it is a mid lockpin AVCS. That means the intake side can retard,...
Forum:
Software Tuning
12-01-2015, 10:51 PM
Replies:
270
PI : DI Ratio Discussion
Views:
78,301
Posted By
arghx7
I'm not too active on this forum lately but I did...
I'm not too active on this forum lately but I did get caught up with this thread, as these things tend to die and suddenly get revived.
The AVCS intake side has the negative values thambu19 and...
Forum:
Forced Induction
03-31-2015, 01:30 PM
Replies:
79
Breaking the Silence
Views:
34,144
Posted By
arghx7
Sorry for not getting back to you sooner, I'm not...
Sorry for not getting back to you sooner, I'm not so active on this forum these days. If the logic is, "this DI system wasn't optimized for a turbo, it's easier to just get rid of it when you go...
Forum:
Engine, Exhaust, Transmission
03-20-2015, 03:15 PM
Replies:
733
FRS / BRZ Intake Manifold - Development Thread - FT-86SpeedFactory by Velox
Views:
299,634
Posted By
arghx7
I'm a couple days late to this... ...
I'm a couple days late to this...
Carbs and throttle body injection/distantly placed multiport have more cylinder to cylinder variations in combustion, because now you need to balance...
Forum:
Engine, Exhaust, Transmission
12-09-2014, 06:27 PM
Replies:
27
Poll:
Prospects of ditching drive-by-wire throttle
Views:
9,290
Posted By
arghx7
I'll say this. The final generation of throttle...
I'll say this. The final generation of throttle cable controlled engines were generally a lot better in terms of reliability and maintenance. The EJ205 WRX is included in that. Lots of 90s and 80s...
Forum:
Software Tuning
10-30-2014, 03:31 PM
Replies:
270
PI : DI Ratio Discussion
Views:
78,301
Posted By
arghx7
^ Ford ran a bunch of experiments with just such...
^ Ford ran a bunch of experiments with just such a setup. You're basically injecting ethanol as a type of octane booster or racing fuel. If you just want to make power in a simple way (don't care...
Forum:
Software Tuning
10-27-2014, 11:03 AM
Replies:
270
PI : DI Ratio Discussion
Views:
78,301
Posted By
arghx7
Yes, if the rail pressure is high enough, and the...
Yes, if the rail pressure is high enough, and the spray targeting is appropriate for the injection timing. Raising the rail pressure increases parasitic losses though. Even good spray targeting has...
Forum:
Software Tuning
10-20-2014, 09:49 AM
Replies:
29
What Stand Alone's are Available?
Views:
8,834
Posted By
arghx7
Take a step back for a second. The mass...
Take a step back for a second. The mass production ITB's out there with electronic throttle have the multiple butterflies driven by a single motor per bank, with a common shaft. Where are you going...
Forum:
Software Tuning
08-19-2014, 03:15 PM
Replies:
13
Understanding Knock and Preignition: The Combustion Perspective
Views:
11,096
Posted By
arghx7
It's more complicated and subjective than you...
It's more complicated and subjective than you think. Before the knock control system even exists try watching a bunch of grown ass men with a gazillion dollars worth of equipment argue over whether...
Forum:
Software Tuning
08-18-2014, 10:42 AM
Replies:
13
Understanding Knock and Preignition: The Combustion Perspective
Views:
11,096
Posted By
arghx7
Understanding Knock and Preignition: The Combustion Perspective
You've probably read a lot of stuff on the internet about knock, and maybe preignition. You know that they're undesirable for a spark ignited combustion engine - they can make noise, they can damage...
Forum:
Software Tuning
08-07-2014, 05:57 PM
Replies:
270
PI : DI Ratio Discussion
Views:
78,301
Posted By
arghx7
Let me point out that combustion stability...
Let me point out that combustion stability perception is kind of relative. When you see a V8 camming, it's having poor combustion stability at idle and low load. It still sounds cool though, even if...
Forum:
Software Tuning
08-07-2014, 12:42 PM
Replies:
270
PI : DI Ratio Discussion
Views:
78,301
Posted By
arghx7
You can't really see this accurately without...
You can't really see this accurately without drilling the heads for combustion transducers, but keep in mind the difference between spark timing, combustion phasing, and combustion speed.
I'll...
Forum:
Software Tuning
08-07-2014, 12:07 PM
Replies:
270
PI : DI Ratio Discussion
Views:
78,301
Posted By
arghx7
You'd think an engine makes some amount of torque...
You'd think an engine makes some amount of torque but that's constantly jumping up and down. It's usually worst at cold start, when pulling spark to reduce knock, and part load where it's being...
Forum:
Software Tuning
08-05-2014, 04:34 PM
Replies:
270
PI : DI Ratio Discussion
Views:
78,301
Posted By
arghx7
We know the DI start of injection, assuming those...
We know the DI start of injection, assuming those are reverse engineered correctly (the numbers really represent the physical degrees), but we don't know the PFI end of injection or the DI end of...
Forum:
Engine, Exhaust, Transmission
07-30-2014, 09:27 PM
Replies:
33
Sound deadening for Exhaust noise
Views:
13,758
Posted By
arghx7
http://www.ft86club.com/forums/attachment.php?atta...
http://www.ft86club.com/forums/attachment.php?attachmentid=86593&stc=1&d=1406770052
.....
Forum:
Software Tuning
07-01-2014, 09:57 PM
Replies:
44
TP and WOT
Views:
12,069
Posted By
arghx7
A throttle (which is a butterfly valve) is a...
A throttle (which is a butterfly valve) is a non-linear device. Those who think that somehow they were linear on cable throttled engines are remembering with rose-colored glasses.
So here's the...
Forum:
Engine, Exhaust, Transmission
05-03-2014, 01:59 PM
Replies:
36
Ideal engine oil operating temp range
Views:
32,743
Posted By
arghx7
I apologize if my previous post was too long or...
I apologize if my previous post was too long or too technical and was thus skipped over by many people. The reason why it wasn't included was that the oil temperatures simply do not get high enough...
Forum:
Engine, Exhaust, Transmission
05-02-2014, 01:26 PM
Replies:
36
Ideal engine oil operating temp range
Views:
32,743
Posted By
arghx7
I can tell you from a lot of accumulated...
I can tell you from a lot of accumulated knowledge with aluminum block engines, anything under about 135C or roughly 270F is safe--give or take some degrees. Is it optimal for power? No, but it's...
Forum:
Engine, Exhaust, Transmission
04-24-2014, 08:07 AM
Replies:
23
removing charcoal canister?
Views:
12,135
Posted By
arghx7
I've deleted charcoal canisters and vented evap...
I've deleted charcoal canisters and vented evap lines on older cars. It had a noticeable smell on a hot day when the fuel heats up, kind of like an open vent on a gas can for a lawn mower. This was...
Forum:
Engine, Exhaust, Transmission
04-11-2014, 08:16 PM
Replies:
45
Torque dip common to NA boxer engines?
Views:
18,150
Posted By
arghx7
I have responded in other threads that the torque...
I have responded in other threads that the torque dip (or even just a flat spot) is common on N/A direct injected engines. It's more on performance-oriented engines with a higher revving character,...
Forum:
Forced Induction
04-11-2014, 10:37 AM
Replies:
11
Low Compression Pistons vs New Shortblock
Views:
7,617
Posted By
arghx7
As I've mentioned in other threads, the limiting...
As I've mentioned in other threads, the limiting factor on the rods may be the peak cylinder pressure. That's determined by knock events, and in the case of E85 operation spark timing. I know that...
Forum:
Software Tuning
04-10-2014, 04:11 PM
Replies:
17
EBCS set up options
Views:
8,901
Posted By
arghx7
This is a very valid concern and I'm glad you are...
This is a very valid concern and I'm glad you are thinking about this issue rather than just accepting a solution blindly. Consider this though. There are two solenoids. One is the evaporative...
Forum:
Software Tuning
04-07-2014, 04:05 PM
Replies:
4
Tuners around NC
Views:
1,265
Posted By
arghx7
Try calling Turbo Time in Cary (Raleigh area)
Try calling Turbo Time in Cary (Raleigh area)
Forum:
Software Tuning
04-04-2014, 06:50 PM
Replies:
39
AFR in Closed Loop
Views:
12,411
Posted By
arghx7
For what it's worth, I did it a long time ago on...
For what it's worth, I did it a long time ago on a 2005 Legacy GT with an older version of Cobb Accesstuner. There were some tables labeled as closed loop target AFR on that version (this was before...
Forum:
Software Tuning
04-03-2014, 09:00 PM
Replies:
311
Knock fix with Australian Fuel 98/100 RON
Views:
119,062
Posted By
arghx7
I've mentioned this in other threads but I will...
I've mentioned this in other threads but I will bring it up again. That pesky tip-in knock that doesn't seem to be affected by fuel quality or spark advance is most likely the result of the signal...
Forum:
Forced Induction
03-27-2014, 06:33 PM
Replies:
48
FBM Stage 1 and Stage 2 Head packages
Views:
22,264
Posted By
arghx7
Can we get some kind of baseline comparison with...
Can we get some kind of baseline comparison with the stock heads, preferably overlaid with the stock lift profile? You're listing at .500 inches of lift and I don't even know if the stock cams have...
Forum:
Engine, Exhaust, Transmission
03-11-2014, 07:01 PM
Replies:
71
Sticky:
Technical information on the Toyota D-4S system
Views:
214,934
Posted By
arghx7
So I tracked down the technical paper that is...
So I tracked down the technical paper that is specific to this FA20 engine, and it clears up a few things (see end of post where I have attached it). The spray pattern appears to be a single fan...
Forum:
Software Tuning
03-09-2014, 05:20 PM
Replies:
28
Front wideband accuracy
Views:
10,477
Posted By
arghx7
as @moto-mike...
as @moto-mike (http://www.ft86club.com/forums/member.php?u=23466) is saying, in the end you have to do what's practical. How is the dyno and the knock reading responding to whatever AFR you are...
Showing results 1 to 30 of 178
Page 1 of 6
1
2
3
4
5
>
Last
»
Forum Jump
User Control Panel
Private Messages
Subscriptions
Who's Online
Search Forums
Forums Home
2nd Gens: GR86 and BRZ
GR86 General Topics (2nd Gen 2022+ Toyota 86)
BRZ Second-Gen (2022+) -- General Topics
1st Gens: Scion FR-S / Toyota 86 / Subaru BRZ
Scion FR-S / Toyota 86 GT86 General Forum
BRZ First-Gen (2012+) -- General Topics
FR-S & 86 Photos, Videos, Wallpapers, Gallery Forum
BRZ Photos, Videos, Wallpapers, Gallery Forum
Subaru BRZ
FT86CLUB Shared Forum
Member's Car Journals
FR-S / BRZ vs....
Regional Forums
Southern California
Northern California
NY / NJ / CT / PA
Mid-Atlantic
Southeast
New England
Southwest
Arizona
Northwest
Great Lakes
Rocky Mountains / Great Plains
Hawaii
CANADA
Canada Classifieds
EUROPE
AUSTRALIA
Australia Classifieds
Australian Meets & Events
NEW ZEALAND
SOUTH AMERICA / CARRIBEANS
ASIA
MIDDLE EAST
AFRICA
Technical Topics
Issues | Warranty | Recalls / TSB
Engine, Exhaust, Transmission
Engine Swaps
Forced Induction
Software Tuning
Mechanical Maintenance (Oil, Fluids, Break-In, Servicing)
Wheels | Tires | Spacers | Hub -- Sponsored by The Tire Rack
Suspension | Chassis | Brakes -- Sponsored by 949 Racing
Cosmetic Modification (Interior/Exterior/Lighting)
Cosmetic Maintenance (Wash, Wax, Detailing, Body Repairs)
Electronics | Audio | NAV | Infotainment
DIY (Do-It-Yourself) Guides
Tracking / Autocross / HPDE / Drifting
Marketplace
Commercial Classifieds
Official FT86CLUB Sponsors List
Announcements, Contests, Giveaways
Groupbuys
Engine, Exhaust, Bolt-Ons
Forced Induction
Engine Swap
Wheels and Tires
Transmission and Driveline
Brakes, Suspension, Chassis
Exterior Parts - The Rest
Exterior Parts - Lighting
Coating and Customization Services
Interior Parts (Incl. Lighting)
Audio/Visual, Electronics, Infotainment, NAV
Cleaning and Detailing
Mechanical Maintenance and Tools
Dealer Cars
Miscellaneous
CANADIAN Sales
Members Classifieds
Engine, Exhaust, Bolt-Ons
Transmission and Driveline
Wheels and Tires
Brakes, Suspension, Chassis
Exterior Parts (Aero, Lighting, Etc.)
Interior Parts (Incl. Lighting)
Audio/Visual, Electronics, Infotainment, NAV
Cleaning and Detailing
Mechanical Maintenance and Tools
Cars for Sale/Trade
Miscellaneous
FT86CLUB Items
Want-To-Buy Requests
User/Vendor/Sponsor Reviews, Feedback, Comments
Off-Topic Discussions
Other Vehicles & General Automotive Discussions
Off-Topic Lounge [WARNING: NO POLITICS]
Site Announcements / Questions / Issues
All times are GMT -4. The time now is
08:08 AM
.
Contact Us
-
Toyota GR86, 86, FR-S and Subaru BRZ Forum - FT86CLUB
-
Archive
-
Privacy Statement
-
Terms of Service/DMCA Policy
-
Top
Powered by vBulletin® Version 3.8.11
Copyright ©2000 - 2024, vBulletin Solutions Inc.
User Alert System provided by
Advanced User Tagging v3.3.0 (Lite)
-
vBulletin Mods & Addons
Copyright © 2024 DragonByte Technologies Ltd.
Garage
vBulletin Plugins
by Drive Thru Online, Inc.