C3 Tech/Performance V8 Technical Info, Internal Engine, External Engine, Basic Tech and Maintenance for the C3 Corvette
Sponsored by:
Sponsored by:

stalling under load

Thread Tools
 
Search this Thread
 
Old Jun 26, 2010 | 05:45 PM
  #1  
8888vette's Avatar
8888vette
Thread Starter
Racer
 
Joined: Sep 2005
Posts: 336
Likes: 0
From: staten island ny
Default stalling under load

Gentlemen''

i being having this issue once i reach 68 mph and over and i stay steady it fills like i loose fuel then it comes back and sometimes it will die till i cost to the side and and will start right up at this point i have change.
fuel filter
sending unit in gas tank
the carburator is new and the car runs great

any suggestions would be great to solve my problem likje to take the car to carlisle

thanks
Reply
Old Jun 26, 2010 | 05:56 PM
  #2  
Birdman's Avatar
Birdman
Safety Car
15 Year Member
 
Joined: Apr 2008
Posts: 3,908
Likes: 10
From: Charleston SC
Default

What kind of fuel pump? When's the last time you changed the spark plugs/wires?
Reply
Old Jun 26, 2010 | 06:18 PM
  #3  
8888vette's Avatar
8888vette
Thread Starter
Racer
 
Joined: Sep 2005
Posts: 336
Likes: 0
From: staten island ny
Default

the wires i change new the spark plugs i have not change them since i purchase the car last year i did check them they look good the pump is mechanical

thanks
Reply
Old Jun 27, 2010 | 10:56 AM
  #4  
superdad60's Avatar
superdad60
Racer
15 Year Member
 
Joined: May 2004
Posts: 301
Likes: 2
From: Boca Raton Fl
Default

Is the fuel pump new?
Maybe the diaphram is split or cracked or old?
pull it off and hand check it?

ir put a fuel pressure gauge on it?
Reply
Old Jun 27, 2010 | 10:57 AM
  #5  
superdad60's Avatar
superdad60
Racer
15 Year Member
 
Joined: May 2004
Posts: 301
Likes: 2
From: Boca Raton Fl
Default

Originally Posted by superdad60
Is the fuel pump new?
Maybe the diaphram is split or cracked or old?
pull it off and hand check it?

or put a fuel pressure gauge on it?
Did it ever run correctly before the new carburator?
Reply
Old Jun 28, 2010 | 08:46 AM
  #6  
8888vette's Avatar
8888vette
Thread Starter
Racer
 
Joined: Sep 2005
Posts: 336
Likes: 0
From: staten island ny
Default

this weekend i check all cables i check the timing on the car all good i took it for a ride on the highway once i reach 70 crussing i lost power twice but it recovered i kept going made a U turn brouhgt it back up to around 68 to 70 and it died never recovered i pull to the side the car was flooted from me pumping on the pedal waited 5 min started up got home i was told by my fathers friend that my pickup coil could be breaking up at that speed also i notice mi tack will bounce and come right up

even with the old carburator will do it

Last edited by 8888vette; Jun 28, 2010 at 08:54 AM.
Reply

Get notified of new replies

To stalling under load





All times are GMT -4. The time now is 11:41 PM.

story-0
150 hp to 1,250 hp: Every Corvette Generation Compared by the Specs That Matter

Slideshow: From C1 to C8 we compare every Corvette generation by the numbers.

By Joe Kucinski | 2026-05-12 16:54:12


VIEW MORE
story-1
8 Coolest Corvette Pace Cars (and Replicas) of All Time

Slideshow: Some Corvette pace cars became collectible legends, while others perfectly captured the look and attitude of their era.

By Verdad Gallardo | 2026-05-11 09:50:51


VIEW MORE
story-2
Top 10 Corvette Engines RANKED by Peak Torque (70+ Years of Muscle!)

Slideshow: Ranking the top 10 Corvette engines by torque output.

By Joe Kucinski | 2026-05-05 11:58:09


VIEW MORE
story-3
Corvette ZR1X Will Be Pacing the Indy 500, And Could Probably Race, Too!

Slideshow: A Corvette pace car nearly matching IndyCar speeds sounds exaggerated, until you look at the numbers.

By Verdad Gallardo | 2026-05-04 20:03:36


VIEW MORE
story-4
Top 10 Corvettes Coming to Mecum Indy 2026!

Among a rather large group of them.

By Brett Foote | 2026-05-04 13:56:44


VIEW MORE
story-5
Top 10 C9 Corvette MUST-HAVES to Fix These C8 Generation Flaws!

Slideshow: the top 10 things Corvette owners want in the C9 Corvette

By Michael S. Palmer | 2026-04-30 12:41:15


VIEW MORE
story-6
10 Revolutionary 'Corvette Firsts' Most People Don't Know

Slideshow: 10 Important Corvette 'firsts' that every fan should know.

By Joe Kucinski | 2026-04-29 17:02:16


VIEW MORE
story-7
5 Reasons to Upgrade to an LS6-Powered Corvette; 5 Reasons to Stay LT2

Slideshow: Should you buy a 2020-2026 Corvette or wait for 2027?

By Michael S. Palmer | 2026-04-22 10:08:58


VIEW MORE
story-8
2027 Corvette vs The World: Every C8 vs Its Closest Competitor

Slideshow: 2027 Corvette lineup vs the world.

By Joe Kucinski | 2026-04-24 16:12:42


VIEW MORE
story-9
10 Most Common Corvette Problems of the Last 20 Years!

Slideshow: 10 major Corvette problems from the last 20 years.

By Joe Kucinski | 2026-04-14 16:37:05


VIEW MORE