Log In
Register
Forums
New Member
Intros
In Memoriam
In loving memory of lost CorvetteForum Brothers and Sisters
C8 Corvette
C8 Z06/ZR1/Zora Discussion
C8 ERay/Hybrid/EV Discussion
C8 General Discussion
C8 Tech/Performance
C8 Forced Induction/Nitrous
C8 Corvettes for Sale
C8 Parts for Sale/Wanted
C8 Dealer Inventory
C8 Vendor for Sale
C7 Corvette, 2014 - 2019
C7 ZR1 Discussion
C7 General Discussion
C7 Tech/Performance
C7 Z06 Discussion
C7 Forced Induction/Nitrous
C7 Dealer Inventory
C7 Corvettes for Sale
C7 Parts for Sale/Wanted
C7 Vendor for Sale
C6 Corvette, 2005 - 2013
C6 Corvette ZR1 & Z06
C6 Corvette General Discussion
C6 Tech/Performance
C6 Scan & Tune
C6 Forced Induction/Nitrous
C6 Dealer Inventory
C6 Corvettes for Sale
C6 Parts for Sale/Wanted
C6 Vendor for Sale
C5 Corvettes, 1997 - 2004
C5 General
C5 Tech
C5 Scan & Tune
C5 Forced Induction/Nitrous
Performance Results
C5 Corvettes for Sale
C5 Parts for Sale/Wanted
C5 Vendor for Sale
C4 Corvettes, 1984 - 1996
C4 Tech/Performance
C4 General Discussion
C4 ZR-1 Discussion
C4s for Sale/Wanted
C4 Parts for Sale/Wanted
C4 Vendor for Sale
C3 Corvettes, 1968 - 1982
C3 Tech/Performance
C3 General
C3s for Sale/Wanted
C3 Parts for Sale/Wanted
C3 Vendor for Sale
C1 & C2 Corvettes, 1953 - 1967
C1 & C2 Corvettes
C1 & C2 Corvettes for Sale/Wanted
C1 & C2 Parts
C1 & C2 Vendor for Sale
General Corvette Topics
Autocrossing & Roadracing
Drag Racing
Wheels & Tires
Car Care Discussion
Audio/Electronics
Engine Mods
Factory Correct Resto
Paint/Body
Auto Extras & Memorabilia
Upcoming Events and Regional Discussion
National Events
NMCA C4/C5/C6 Shootout
Northeast
Southeast
Great Lakes
Northern California
Southern California
Pacific Northwest
Southwest
Mountain - Prairie
Canadian Events
Other Country Events
Off Topic
Photography
F-Body General Discussion
Other Cars
Professional News, Articles, and Tips
Ask Tadge
Ken's Newsletters
CorvetteForum Newsletter Archive
Help & Feedback
Help Forum
Forum Guidelines and Rules
Transactions Feedback
Testing
News
Gallery
Tools
Car Payment Calculator
Tire Rim Calculator
Vin Decoder
Members List
Live Feed
Marketplace
Vendor Directory
Become a Vendor
CorvetteForum Store
New Posts
How-Tos
View Dark Mode
Please register or login to enable Dark Mode.
Log In
Register
Threads
Google
Threads
Posts
Advanced
CorvetteForum - Chevrolet Corvette Forum Discussion
Log In
|
Register
Dark Mode
Please register or login to enable Dark Mode.
Contact Us
About Us
Manage Preferences
Archive
Advertising
Cookie Policy
Privacy Statement
Terms of Service
Your Privacy Choices
Affiliate Disclosure
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
×
Log In
Forgot your Password?
By logging into your account, you agree to our
Terms of Use
and
Privacy Policy
, and to the use of cookies as described therein.
or
Login with Google
Login with Facebook
CorvetteForum - Chevrolet Corvette Forum Discussion
Tags
Threads Tagged with
ppm
Community Links
Pictures & Albums
Members List
Search Forums
Show Threads
Show Posts
Tag Search
Click for Advanced Search
Find All Liked Posts
Go to Page...
Threads Tagged with
ppm
Thread / Thread Starter
Last Post
Replies
Views
Forum
NOX too high on smog test?
Kale
on 12-06-2001
10-25-2023
01:37 AM
by
Ricks94vette
11
1,488
C4 Tech/Performance
AMSOIL Releases new high ZDDP Classic Car Synthetic Z-ROD Line
C66 Racing
on 05-07-2011
09-20-2017
08:55 AM
by
Stan78Vette
14
12,682
Autocrossing & Roadracing
[Z06]
Recommened Oil for Track/Street Use
Spdfrk81
on 03-23-2012
09-28-2015
04:02 PM
by
AzDave47
18
13,490
C6 Corvette ZR1 & Z06
Is it zinc/phos or phos/zinc in motor oil?
540 RAT
on 05-08-2012
05-08-2012
08:56 PM
by
63mako
5
2,041
C3 Tech/Performance
ZDDP ppm vs Zinc/Phos elemental ppm
(
1
2
)
540 RAT
on 09-02-2011
10-17-2011
12:18 PM
by
Ravoll
22
15,079
C3 Tech/Performance
T56 conversion and the Speedo
DanZ51
on 06-05-2011
09-27-2011
03:15 AM
by
DanZ51
14
5,617
C4 Tech/Performance
First Oil Change
codimcleod
on 07-25-2011
07-27-2011
09:40 PM
by
gcusmano74
11
1,031
C3 Tech/Performance
No ppm emission test fail need help
mjfox
on 07-13-2011
07-13-2011
05:33 PM
by
hooked073
1
644
C4 Tech/Performance
Failed inspection,,, but i want to pass
(
1
2
3
)
69SSC5
on 06-11-2011
06-28-2011
09:53 AM
by
anciano
58
3,415
C4 Tech/Performance
AMSOIL Releases new high ZDDP Classic Car Synthetic Z-ROD Line
C66 Racing
on 05-07-2011
05-30-2011
04:30 PM
by
Mike7061
12
3,164
C1 & C2 Corvettes
Failed Emmissions test ?
daddysvet92
on 05-15-2011
05-21-2011
11:48 PM
by
daddysvet92
11
1,668
C4 Tech/Performance
Failed Emmissions Test?
daddysvet92
on 05-15-2011
05-15-2011
01:13 PM
by
mike100
1
738
C4 Tech/Performance
Amsoil!!!!!
(
1
2
3
...
Last Page
)
RichieRichZ06
on 06-16-2010
12-22-2010
05:37 PM
by
tjZ06
73
5,228
Northern California
HELP! Drive Clean FAIL 2005 C6
(
1
2
)
teckguy
on 04-05-2010
09-18-2010
04:16 PM
by
lionelhutz
33
2,442
Canadian Events
[Z06]
which oil you use on your Z06
(
1
2
3
...
Last Page
)
toroz06
on 02-15-2010
07-16-2010
10:54 PM
by
glass slipper
85
6,823
C6 Corvette ZR1 & Z06
What was your most "silly" mistake that you've ever done to your 'vette?
(
1
2
3
...
Last Page
)
HamadUP
on 06-29-2010
07-06-2010
01:17 PM
by
Stewart's74
64
4,371
C3 General
ZDDP Plus Oil Additive
(
1
2
)
yellow 72
on 04-01-2010
04-04-2010
04:29 PM
by
63mako
38
4,992
C3 Tech/Performance
Emissions test Failed! Please help
(
1
2
)
cnd_beancounter
on 02-17-2010
02-18-2010
09:31 PM
by
C66 Racing
21
3,788
C5 General
EGR- do I need it?
(
1
2
3
)
mfpvette80
on 09-09-2009
09-13-2009
09:34 AM
by
grandmastercorvette
44
4,157
C3 Tech/Performance
Calif Forum Members!! Smog Readings.
dbiddle
on 08-24-2009
08-25-2009
05:10 PM
by
dbiddle
14
930
C5 Tech
smog test Inspection help!!
dbiddle
on 08-24-2009
08-25-2009
12:37 PM
by
dbiddle
18
977
C5 Tech
Zinc In Oil for ZZ3
(
1
2
3
)
trsulliv
on 07-29-2009
08-01-2009
10:16 AM
by
billla
42
7,046
C3 Tech/Performance
Smog question high HC (ppm)
Kool88vette
on 07-24-2009
07-25-2009
10:46 AM
by
Kool88vette
3
1,162
C4 Tech/Performance
HC PPM- emissions
BKarol
on 06-11-2009
06-11-2009
06:52 PM
by
grandmastercorvette
2
635
C3 Tech/Performance
ZDDPlus oil suppliment
one-72
on 06-04-2009
06-06-2009
08:12 AM
by
one-72
16
1,418
C3 Tech/Performance
Not just another oil for flat tappet cam question. Rottela = slug? Royal Purple?
(
1
2
3
...
Last Page
)
ImBatman
on 05-20-2009
05-28-2009
02:11 AM
by
RunningMan373
63
12,233
C3 Tech/Performance
Vehicle speed sensor and TKO 600
Russ T Gate
on 04-11-2009
04-11-2009
09:55 PM
by
67-427ci
1
3,632
C1 & C2 Corvettes
What oil to use?
(
1
2
)
RSVette65
on 02-23-2009
03-01-2009
02:35 PM
by
StingU2
31
2,092
C1 & C2 Corvettes
Zinc Content in Oil
(
1
2
)
roscobbc
on 08-29-2008
09-01-2008
08:54 PM
by
onsturn
37
5,128
C3 Tech/Performance
Royal Purple 15w40
(
1
2
)
73 LS-4
on 08-04-2008
08-13-2008
04:58 PM
by
Jims66
22
1,696
C3 General
Zinc phosphate (ZDDP/ZDTP) in engine oil
(
1
2
3
)
C7GrandSport
on 05-25-2008
07-29-2008
12:08 AM
by
Little Mouse
45
19,386
C3 Tech/Performance
Oil for our old style motors?
(
1
2
3
)
66L72
on 07-07-2008
07-19-2008
09:57 PM
by
JohnZ
50
6,240
C1 & C2 Corvettes
Lab test of Royal Purple XPR Racing Oil
(
1
2
)
540 RAT
on 02-11-2008
06-18-2008
12:28 AM
by
jackson
23
12,418
C3 Tech/Performance
High HC(PPM) reading at idle during emissions testing
93lt1fun
on 05-23-2008
05-29-2008
02:42 AM
by
93lt1fun
4
13,617
C4 Tech/Performance
Aftermarket Zinc/ZDDP additive at Pace Performance
KyleDallas
on 04-05-2008
04-10-2008
11:09 AM
by
KyleDallas
19
2,634
C1 & C2 Corvettes
Poll
Mr. Clean Autodry - works but not the best solution.
(
1
2
)
bugman
on 08-09-2007
08-14-2007
01:41 AM
by
bugman
20
2,095
Car Care Discussion
[Emissions]. High HC (hydrocarbon) See my report.
86PACER
on 06-14-2007
07-28-2007
11:43 AM
by
CentralCoaster
10
1,325
C4 Tech/Performance
Shell Rotella T, high zinc content?
(
1
2
)
Kalway
on 05-26-2007
05-28-2007
06:52 AM
by
jim2527
20
12,599
C3 Tech/Performance
Failed emissions for NOX, rough idle....?
XtremeVette
on 06-27-2006
06-28-2006
10:56 AM
by
Don in Vermont
12
1,335
C4 Tech/Performance
Need emissions help
jaa1992
on 05-25-2006
05-25-2006
08:48 AM
by
jaa1992
0
260
C4 Tech/Performance
E-Checked the Ruby today...
rhanselman
on 04-04-2006
04-05-2006
05:35 PM
by
BigBadRed
3
448
C4 ZR-1 Discussion
vss on 4l60e
aminnich
on 03-21-2006
03-21-2006
02:25 PM
by
CFI-EFI
3
589
C4 Tech/Performance
Failed Emissions NO ppm too high
criley
on 09-17-2005
09-20-2005
12:20 AM
by
lt4dogman
7
1,333
C4 General Discussion
I passed my emissions inspection
(
1
2
)
93 ragtop
on 08-15-2005
09-14-2005
09:20 AM
by
FELNGR8
28
1,250
C4 Tech/Performance
Passed CA Smog Test Today :-)
Third Gear
on 04-21-2004
04-23-2004
04:50 AM
by
86PACER
12
611
C4 General Discussion
[Z06]
Mr Clean - Car wash system
(
1
2
)
jerome
on 01-13-2004
01-18-2004
10:44 PM
by
GNX#424
20
2,321
C5 General
California smog Nazis
(
1
2
)
ciscokid
on 07-02-2003
07-14-2003
09:12 AM
by
TIMSPEED
25
1,667
C4 Tech/Performance
Trending Topics
Lent my brand new car to my 17 y.o nephew - 23 alerts
6.7k
167
23-24 Corvette Cust Satisfaction Program-Transmission Fasteners Improperly...
4.4k
88
Newest Last generation Vette for me.
2.2k
91
Roll Call - February 2024 Order Cycle Owners
18.9k
504
Insurance piracy
1.4k
50
All times are GMT -4. The time now is
08:12 PM
.