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 > General Truck Forums > Engine & Drivetrain > LSx Swaps

Web 67-72chevytrucks.com


Reply
 
Thread Tools Display Modes
Old 09-17-2012, 06:59 PM   #1
not2oldchevy
Registered User
 
Join Date: Sep 2009
Location: east tennessee
Posts: 158
Fuel gauge help

Got a aftermarket gauge set with 230 empty 30 full. My factory avalanche sending unit is 30 empty 230 full. Anybody cot a clue how to use the stock one?
not2oldchevy is offline   Reply With Quote
Old 09-18-2012, 01:29 AM   #2
BR3W CITY
meowMEOWmeowMEOW
 
BR3W CITY's Avatar
 
Join Date: Sep 2009
Location: MKE WI
Posts: 7,128
Re: Fuel gauge help

Well I have seen resistors (if sized properly) or an adjustable potentiometer used to change the input voltage from the sending unit so it reads right at the gauge, however since you have the need to invert the voltage sweep, I don't think that would do the whole job.
__________________
'66 Short Step / SD Tuned / Big Cam LQ4 / Backhalfed /Built 4l80e / #REBUILDEVERYTHING

MY BUILD THE H8RDCPTR //\\ MY YOUTUBE CHANNEL REV J HD
BR3W CITY is offline   Reply With Quote
Old 09-18-2012, 08:49 PM   #3
clinebarger
Senior Member
 
Join Date: May 2009
Location: Fort Worth, TX
Posts: 6,370
Re: Fuel gauge help

Turn the float arm around....
You will need a new longer float arm (Auto Meter has extra long float arms).
Measure the float arm from the center of the sender to the center of the float.
Cut the float arm about 2" from the sender.
Install the new long float arm facing the other direction using steel or aluminum chrimp terminals, Make sure it is the same length center to center.
The Fuel sender will now operate backwards

I made a crude drawing....Hope it helps
Attached Images
 
clinebarger 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 10:15 PM.


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