The 1947 - Present Chevrolet & GMC Truck Message Board Network







Register or Log In To remove these advertisements.

Go Back   The 1947 - Present Chevrolet & GMC Truck Message Board Network > 47 - Current classic GM Trucks > The 1967 - 1972 Chevrolet & GMC Pickups Message Board

Web 67-72chevytrucks.com


Reply
 
Thread Tools Display Modes
Old 09-11-2006, 07:01 AM   #1
GREASEMONKEY72
Registered User
 
GREASEMONKEY72's Avatar
 
Join Date: Aug 2006
Location: Bakersfield,CA
Posts: 7,893
Question carb tuning

which way do you turn the idle mixture screws to add fuel clockwise or counterclockwise?? and what does it do for the engine as far as adding fuel or lessing the fuel mixture??? any and all info greatly appreciated

-steven
__________________
-steven
Alte Seele S.S.

"Allison" '72 C/10 LWB 350SB/TH350 - DD

PITBULL IS NOT A CRIME
GREASEMONKEY72 is offline   Reply With Quote
Old 09-11-2006, 07:17 AM   #2
neonlarry
Registered User
 
neonlarry's Avatar
 
Join Date: Feb 2002
Location: Vacaville, CA
Posts: 2,746
Re: carb tuning

The screws only affect the mixture at idle, turning them clockwise will lean the mixture
__________________
70 C/10 Light Red 350/TH350, HEI, Duals w/40 series Flows, 91 seat, LED taillights
99 Pontiac S/C GTP, SLP Ram Air hood, GMPP Konis & springs
95 Neon ACR, MP PCM, AFX UDP, 3.0 CAI
neonlarry is offline   Reply With Quote
Old 09-11-2006, 08:34 PM   #3
GREASEMONKEY72
Registered User
 
GREASEMONKEY72's Avatar
 
Join Date: Aug 2006
Location: Bakersfield,CA
Posts: 7,893
Re: carb tuning

ok thanks i wasnt sure if it was idle only or not but what would leaning it out do would it help it idle better ot not it seemed to help but i want to make sure im thinking the right way

-steven
__________________
-steven
Alte Seele S.S.

"Allison" '72 C/10 LWB 350SB/TH350 - DD

PITBULL IS NOT A CRIME
GREASEMONKEY72 is offline   Reply With Quote
Old 09-11-2006, 10:10 PM   #4
neonlarry
Registered User
 
neonlarry's Avatar
 
Join Date: Feb 2002
Location: Vacaville, CA
Posts: 2,746
Re: carb tuning

Usually those are adjusted to achieve best idle speed.
__________________
70 C/10 Light Red 350/TH350, HEI, Duals w/40 series Flows, 91 seat, LED taillights
99 Pontiac S/C GTP, SLP Ram Air hood, GMPP Konis & springs
95 Neon ACR, MP PCM, AFX UDP, 3.0 CAI
neonlarry is offline   Reply With Quote
Reply

Bookmarks


Posting Rules
You may not post new threads
You may not post replies
You may not post attachments
You may not edit your posts

BB code is On
Smilies are On
[IMG] code is On
HTML code is Off

Forum Jump


All times are GMT -4. The time now is 06:34 PM.


Powered by vBulletin® Version 3.8.11
Copyright ©2000 - 2024, vBulletin Solutions Inc.
Copyright 1997-2022 67-72chevytrucks.com