Discussion
Hi Guys
Had my SVA today at Birmingham but sadly the car failed.
Not too unhappy total of 8 fails.
1)retaining bolt for roof aerial not radiused - needs cover.
2)Gear change rose joint and uj in cockpit not radiused - needs cover.
3)Emblem on front of speakers in footwell not radiused - needs filing down.
4)edges of metal plate under dash (air con evaporator mount plate), bare edges - forgot to put rubber trim on DOH!
5)No rear reflectors - Halfords stick on £2
6)Filler neck breather pipe (to go to charcoal filter in future) not secured - needs tywrap to chassis
7)Emissions 7% CO2 should be less than 4.5%
8)Verify age of block (1981) Mortec printout not sufficient.
Can anyone help with number 8. The tester who was a thoroughly nice chap by the way, says a publication along the lines of ' History of the Chevrolet engine', with some kind of chronological reference for casting numbers would be suitable. Anyone know of a book like this. Title/Author/ISBN would be great.
I know its a failure but i cant help feeling really pleased with the lack of serious problems.
I drove the car to the test station about 20 miles and absolutely no problems. The drive home was better, i gave it a bit of welly, and its bloody quick and drives much better when you push it than when you try to drive nicely.
Overall a pretty good day i think, very interesting and most importantly not ready to slash my wrists after 4 years of building.
Dave
Had my SVA today at Birmingham but sadly the car failed.
Not too unhappy total of 8 fails.
1)retaining bolt for roof aerial not radiused - needs cover.
2)Gear change rose joint and uj in cockpit not radiused - needs cover.
3)Emblem on front of speakers in footwell not radiused - needs filing down.
4)edges of metal plate under dash (air con evaporator mount plate), bare edges - forgot to put rubber trim on DOH!
5)No rear reflectors - Halfords stick on £2
6)Filler neck breather pipe (to go to charcoal filter in future) not secured - needs tywrap to chassis
7)Emissions 7% CO2 should be less than 4.5%
8)Verify age of block (1981) Mortec printout not sufficient.
Can anyone help with number 8. The tester who was a thoroughly nice chap by the way, says a publication along the lines of ' History of the Chevrolet engine', with some kind of chronological reference for casting numbers would be suitable. Anyone know of a book like this. Title/Author/ISBN would be great.
I know its a failure but i cant help feeling really pleased with the lack of serious problems.
I drove the car to the test station about 20 miles and absolutely no problems. The drive home was better, i gave it a bit of welly, and its bloody quick and drives much better when you push it than when you try to drive nicely.
Overall a pretty good day i think, very interesting and most importantly not ready to slash my wrists after 4 years of building.
Dave
Edited by DHGTR on Wednesday 18th March 21:58
Haynes Techbook (American) Chevrolet engine overhaul manual ISBN 1 85010 762 9
David Visard How to rebuild your Small Block Chevy ISBN 1 55788 029 8
PM me with what you have as an engine number and casting numbers and I will look and confirm they tell you what you want to know.
If it's in there then you are welcome to borrow the books or I can scan the pages if he will accept that.
Steve
ETA Well done on the near pass. My fail with the Dakar ran into four pages.
David Visard How to rebuild your Small Block Chevy ISBN 1 55788 029 8
PM me with what you have as an engine number and casting numbers and I will look and confirm they tell you what you want to know.
If it's in there then you are welcome to borrow the books or I can scan the pages if he will accept that.
Steve
ETA Well done on the near pass. My fail with the Dakar ran into four pages.
Edited by Steve_D on Wednesday 18th March 23:04
As it goes not too bad, CO and verification I guess are the major ones, the others are just annoying little things. . . you got through the brake/balance bar test ok then?
As Steve said, well done on your near pass and as Ditto said about bloody time
As Steve said, well done on your near pass and as Ditto said about bloody time

Edited by Graham-P on Thursday 19th March 10:53
About bloody time seems to be a recurring theme here! Look ive just treated the car as a nice sort of ongoing hobby (apart from when things didnt go well so stayed away from the garage for weeks
).
I will hope to get in again for about 3 weeks time (i'm away next week) but it is so good to have reached the end.
Steve i'll be in touch later when i get back home and if all is ok i will 'av a borra' if you dont mind.
I to look forward to a jaunt to Stoneleigh as well, another 20 mile trip lol.
Dave
p.s.
no probs with the brake bias, breezed through. i decided to connect the opposite way round to the manual (see various threads on this subject).
I did a lot of work on noise with the help of SS, i now have repackable silencers and the noise reading was 94.9dBa @3200rpm - well chuffed with that.
).I will hope to get in again for about 3 weeks time (i'm away next week) but it is so good to have reached the end.
Steve i'll be in touch later when i get back home and if all is ok i will 'av a borra' if you dont mind.
I to look forward to a jaunt to Stoneleigh as well, another 20 mile trip lol.
Dave
p.s.
no probs with the brake bias, breezed through. i decided to connect the opposite way round to the manual (see various threads on this subject).
I did a lot of work on noise with the help of SS, i now have repackable silencers and the noise reading was 94.9dBa @3200rpm - well chuffed with that.
Edited by DHGTR on Thursday 19th March 11:56
DHGTR said:
Hi Guys
Had my SVA today at Birmingham but sadly the car failed.
7)Emissions 7% CO2 should be less than 4.5%
8)Verify age of block (1981) Mortec printout not sufficient.
Dave
it used to be possible to put "engine of unknown origin" on the SVA, i did this with mine some years ago, this meant no emissions needed except for a smoke test. The tester was most upset! Have they closed this loophole? If not it gets you around all emissions tests.Had my SVA today at Birmingham but sadly the car failed.
7)Emissions 7% CO2 should be less than 4.5%
8)Verify age of block (1981) Mortec printout not sufficient.
Dave
Edited by DHGTR on Wednesday 18th March 21:58
s
thotfast said:
thotfast said:DHGTR said:
Hi Guys
Had my SVA today at Birmingham but sadly the car failed.
7)Emissions 7% CO2 should be less than 4.5%
8)Verify age of block (1981) Mortec printout not sufficient.
Dave
it used to be possible to put "engine of unknown origin" on the SVA, i did this with mine some years ago, this meant no emissions needed except for a smoke test. The tester was most upset! Have they closed this loophole? If not it gets you around all emissions tests.Had my SVA today at Birmingham but sadly the car failed.
7)Emissions 7% CO2 should be less than 4.5%
8)Verify age of block (1981) Mortec printout not sufficient.
Dave
Edited by DHGTR on Wednesday 18th March 21:58
DHGTR said:
s
thotfast said:
thotfast said:DHGTR said:
Hi Guys
Had my SVA today at Birmingham but sadly the car failed.
7)Emissions 7% CO2 should be less than 4.5%
8)Verify age of block (1981) Mortec printout not sufficient.
Dave
it used to be possible to put "engine of unknown origin" on the SVA, i did this with mine some years ago, this meant no emissions needed except for a smoke test. The tester was most upset! Have they closed this loophole? If not it gets you around all emissions tests.Had my SVA today at Birmingham but sadly the car failed.
7)Emissions 7% CO2 should be less than 4.5%
8)Verify age of block (1981) Mortec printout not sufficient.
Dave
Edited by DHGTR on Wednesday 18th March 21:58
My GTR was first registered with an old v6 motor and now doesn't have anything on the log book about C02/emissions even though the 5.7 is listed as it's current motor. I checked my last MOT and the LT5 was blowing 10.2% CO2 but still it past okay.
Is there a way you can drop an 'old' motor in to get the car first registered then revert to your current motor?
Expensive yes, but at least you'll never have a C02 limit again (god I hope I'm not wrong here cos' mine is currently running straight through pipes).
The emissions requirement all revolves around the ‘Effective Date’ of the engine. This being the 1st January before the date of manufacture of the engine. If you cannot prove the manf. Date then you will be tested as the engine being 1st August 1997 Fast Idle (2500 to 3000rpm) CO<=0.3% HC<=200ppm Lambda 0.97 to 1.03 Idle (450 to 1500rpm) CO<=0.3%. i.e. cat reqd.
Prove the engine date and:-
Before 1st Aug 1975……….Visual only.
Before 31st July 1986……… Visual + CO<=4.5% HC<=1200ppm
Before 31st July 1992……… Visual + CO<=3.5% HC<=1200ppm
Before 31st July 1995……… CO<=3.5% HC<=1200ppm
After 1st Aug 1995……… Fast Idle (2500 to 3000rpm) CO<=0.3% HC<=200ppm Lambda 0.97 to 1.03 Idle (450 to 1500rpm) CO<=0.3%. i.e. cat reqd.
Reference the old engine line…..don’t forget that if you want your Ultima to have a current registration and not a Q then you will need to prove the engine is ‘Re-manufactured’ (not just changing the plugs and points).
Steve
Prove the engine date and:-
Before 1st Aug 1975……….Visual only.
Before 31st July 1986……… Visual + CO<=4.5% HC<=1200ppm
Before 31st July 1992……… Visual + CO<=3.5% HC<=1200ppm
Before 31st July 1995……… CO<=3.5% HC<=1200ppm
After 1st Aug 1995……… Fast Idle (2500 to 3000rpm) CO<=0.3% HC<=200ppm Lambda 0.97 to 1.03 Idle (450 to 1500rpm) CO<=0.3%. i.e. cat reqd.
Reference the old engine line…..don’t forget that if you want your Ultima to have a current registration and not a Q then you will need to prove the engine is ‘Re-manufactured’ (not just changing the plugs and points).
Steve
it must be "do able" mine was reg as new (not q plate) and no cats etc. I am sure there is some "tick in the box" wording - IE Engine of unknown origin were my words I put on the form. If you can get the right words the jobworth boys at the SVA cant complain. I thought the factory were good at this? They seem to know the rules VERY well...... and they dont run cats on any ultima to my knowledge....they may be worth trying if you havent already...
Hello Dave............and congrats on get'n the beast nearly legal & on the road....i think excellent results on SVA test 1st kick @ the can

Most things as you say are minnor & an easy fix....no worries will get C/O levels @ idle easly in range.
Glad you've got battery output sorted.... See you on 09 tour and hopefully will go for a
..blast.
Cheers! Dr,Dee

Most things as you say are minnor & an easy fix....no worries will get C/O levels @ idle easly in range.
Glad you've got battery output sorted.... See you on 09 tour and hopefully will go for a
..blast.Cheers! Dr,Dee
Steve_D said:
The emissions requirement all revolves around the ‘Effective Date’ of the engine. This being the 1st January before the date of manufacture of the engine. If you cannot prove the manf. Date then you will be tested as the engine being 1st August 1997 Fast Idle (2500 to 3000rpm) CO<=0.3% HC<=200ppm Lambda 0.97 to 1.03 Idle (450 to 1500rpm) CO<=0.3%. i.e. cat reqd.
Prove the engine date and:-
Before 1st Aug 1975……….Visual only.
Before 31st July 1986……… Visual + CO<=4.5% HC<=1200ppm
Before 31st July 1992……… Visual + CO<=3.5% HC<=1200ppm
Before 31st July 1995……… CO<=3.5% HC<=1200ppm
After 1st Aug 1995……… Fast Idle (2500 to 3000rpm) CO<=0.3% HC<=200ppm Lambda 0.97 to 1.03 Idle (450 to 1500rpm) CO<=0.3%. i.e. cat reqd.
Reference the old engine line…..don’t forget that if you want your Ultima to have a current registration and not a Q then you will need to prove the engine is ‘Re-manufactured’ (not just changing the plugs and points).
Steve
Say one has a pre 1992 engine but the car it came from had cats on, do you know if the engine came from a car with cats on does it need to have cats on to pass SVA/IVA?Prove the engine date and:-
Before 1st Aug 1975……….Visual only.
Before 31st July 1986……… Visual + CO<=4.5% HC<=1200ppm
Before 31st July 1992……… Visual + CO<=3.5% HC<=1200ppm
Before 31st July 1995……… CO<=3.5% HC<=1200ppm
After 1st Aug 1995……… Fast Idle (2500 to 3000rpm) CO<=0.3% HC<=200ppm Lambda 0.97 to 1.03 Idle (450 to 1500rpm) CO<=0.3%. i.e. cat reqd.
Reference the old engine line…..don’t forget that if you want your Ultima to have a current registration and not a Q then you will need to prove the engine is ‘Re-manufactured’ (not just changing the plugs and points).
Steve
Cheers, Rich
qwick said:
Steve_D said:
The emissions requirement all revolves around the ‘Effective Date’ of the engine. This being the 1st January before the date of manufacture of the engine. If you cannot prove the manf. Date then you will be tested as the engine being 1st August 1997 Fast Idle (2500 to 3000rpm) CO<=0.3% HC<=200ppm Lambda 0.97 to 1.03 Idle (450 to 1500rpm) CO<=0.3%. i.e. cat reqd.
Prove the engine date and:-
Before 1st Aug 1975……….Visual only.
Before 31st July 1986……… Visual + CO<=4.5% HC<=1200ppm
Before 31st July 1992……… Visual + CO<=3.5% HC<=1200ppm
Before 31st July 1995……… CO<=3.5% HC<=1200ppm
After 1st Aug 1995……… Fast Idle (2500 to 3000rpm) CO<=0.3% HC<=200ppm Lambda 0.97 to 1.03 Idle (450 to 1500rpm) CO<=0.3%. i.e. cat reqd.
Reference the old engine line…..don’t forget that if you want your Ultima to have a current registration and not a Q then you will need to prove the engine is ‘Re-manufactured’ (not just changing the plugs and points).
Steve
Say one has a pre 1992 engine but the car it came from had cats on, do you know if the engine came from a car with cats on does it need to have cats on to pass SVA/IVA?Prove the engine date and:-
Before 1st Aug 1975……….Visual only.
Before 31st July 1986……… Visual + CO<=4.5% HC<=1200ppm
Before 31st July 1992……… Visual + CO<=3.5% HC<=1200ppm
Before 31st July 1995……… CO<=3.5% HC<=1200ppm
After 1st Aug 1995……… Fast Idle (2500 to 3000rpm) CO<=0.3% HC<=200ppm Lambda 0.97 to 1.03 Idle (450 to 1500rpm) CO<=0.3%. i.e. cat reqd.
Reference the old engine line…..don’t forget that if you want your Ultima to have a current registration and not a Q then you will need to prove the engine is ‘Re-manufactured’ (not just changing the plugs and points).
Steve
Cheers, Rich
Steve
LS7TANGO said:
Congratulations Dave......look forward to seeing & hearing the car! I've got my SVA booked for the 22 April and would be more than happy to come away with a fail and the minor list you have!
Simon
Hi Simon, its strange , the car has failed but i feel like its passed. Simon
Your car is looking very good, at least you wont have emissions or origins to worry about.
Dvae
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