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bad valve or cracked head???
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deyo27
bad valve or cracked head???
Its an 82 gs 1100 e carbs were rebuilt with dinojet kit and #4 cylander had to be tuned rich just to get it to run. It runs ruff untill about 3000 rpm. Other three are fine. It blows back into the carb on #4. How hard is a head rebuild if it is not cracked? What heads might fit if it is cracked and where do I find one?Tags: None
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Have you adjusted the valves?
Adjusting carbs is the LAST item in the tuning process. Spitting back through a carb might be carb-related, but it can also be tight valves.
.sigpic
mine: 2000 Honda GoldWing GL1500SE and 1980 GS850G'K' "Junior"
hers: 1982 GS850GL - "Angel" and 1969 Suzuki T250 Scrambler
#1 son: 1986 Yamaha Venture Royale 1300 and 1982 GS650GL "Rat Bagger"
#2 son: 1980 GS1000G
Family Portrait
Siblings and Spouses
Mom's first ride
Want a copy of my valve adjust spreadsheet for your 2-valve per cylinder engine? Send me an e-mail request (not a PM)
(Click on my username in the upper-left corner for e-mail info.)
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Have the carbs been synced? I'd do that first, perhaps it's way off & that's why it's running rough.
What mods did you do to warrant the Dynojet kit? Stage 1 or 3 ??'85 GS550L - SOLD
'85 GS550E - SOLD
'82 GS650GL - SOLD
'81 GS750L - SOLD
'82 GS850GL - trusty steed
'80 GS1100L - son's project bike
'82 GS1100G - SOLD
'81 GS1100E - Big Red (daily rider)
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deyo27 -
Maybe before some other stuff, but carb sync is supposed to be done after valve adjustment.Originally posted by hikermikem View PostHave the carbs been synced? I'd do that first, ...
The question remains, ... have you adjusted the valves?
.sigpic
mine: 2000 Honda GoldWing GL1500SE and 1980 GS850G'K' "Junior"
hers: 1982 GS850GL - "Angel" and 1969 Suzuki T250 Scrambler
#1 son: 1986 Yamaha Venture Royale 1300 and 1982 GS650GL "Rat Bagger"
#2 son: 1980 GS1000G
Family Portrait
Siblings and Spouses
Mom's first ride
Want a copy of my valve adjust spreadsheet for your 2-valve per cylinder engine? Send me an e-mail request (not a PM)
(Click on my username in the upper-left corner for e-mail info.)
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Well, I meant look at that first before messing with the head...Originally posted by Steve View PostMaybe before some other stuff, but carb sync is supposed to be done after valve adjustment.
The question remains, ... have you adjusted the valves?
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However, the valve adjust suggestion is right on.'85 GS550L - SOLD
'85 GS550E - SOLD
'82 GS650GL - SOLD
'81 GS750L - SOLD
'82 GS850GL - trusty steed
'80 GS1100L - son's project bike
'82 GS1100G - SOLD
'81 GS1100E - Big Red (daily rider)
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deyo27 -
Forum LongTimerGSResource Superstar
Past Site Supporter
Super Site Supporter- Mar 2006
- 36167
- Torrance, CA
I hear Toyota makes reliable vehicles.
Edit: you can download a repair manual for free off the internet (search out Basscliff's web site). You will also find a procedure to adjust the valves there. You bought a 28 year old vehicle that needs maintenance.Last edited by Nessism; 06-22-2010, 11:00 AM.Ed
To measure is to know.
Mikuni O-ring Kits For Sale...https://www.thegsresources.com/_foru...ts#post1703182
Top Newbie Mistakes thread...http://www.thegsresources.com/_forum...d.php?t=171846
Carb rebuild tutorial...https://gsarchive.bwringer.com/mtsac...d_Tutorial.pdf
KZ750E Rebuild Thread...http://www.thegsresources.com/_forum...0-Resurrection
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Hey, thats what I do for a living...Toyotas that is... Deyo, read thru a service manual.. They are on Basscliffs site and other places also... It is not hard to learn. Just measure twice and take your time... It is very theraputic in a Schizoid type of way...sigpic'85 GS1150 1428 14-1 200+hp Hang On
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BassCliff
Hi,Originally posted by deyo27 View PostNop don't know how.
It's all in your "mega-welcome" (<<Click). Sure, it's a LOT of information but it will save you a lot of hassle if you do it all right the first time. Keep us informed.
Thank you for your indulgence,
BassCliff
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