C3 General General C3 Corvette Discussion not covered in Tech
Sponsored by:
Sponsored by:

oil pressure

Thread Tools
 
Search this Thread
 
Old Dec 29, 2005 | 07:03 PM
  #1  
694speed350's Avatar
694speed350
Thread Starter
Race Director
Veteran: Air Force
20 Year Member
Liked
Community Favorite
 
Joined: Sep 2005
Posts: 18,640
Likes: 121
From: Farragut,TN
Default oil pressure

what should the oil pressure be in a 69 350/300 engine?
Reply
Old Dec 29, 2005 | 07:48 PM
  #2  
Entropy's Avatar
Entropy
Team Owner
20 Year Member
Conversation Starter
All Eyes On Me
Photogenic
 
Joined: Feb 2005
Posts: 32,519
Likes: 1
From: central America
St. Jude Donor '08-'09
Default

I think the rule of thumb is 1 psi per 100 rpm is safe, but for your particular car, I'm not sure. If you're running the high pressure pump, it may be between 50 and 80 psi all the time.

What are you seeing now?

trw
Reply
Old Dec 29, 2005 | 09:47 PM
  #3  
wb6mfw's Avatar
wb6mfw
Instructor
 
Joined: Nov 2005
Posts: 140
Likes: 0
From: Oceanside CA
Default

Normal guage reading should be 35 to 40psi.
Bill
Reply
Old Dec 29, 2005 | 09:51 PM
  #4  
redc3's Avatar
redc3
Melting Slicks
 
Joined: Dec 2004
Posts: 2,161
Likes: 0
From: pr, frederick md.
Default

yea its another myth that youve got to have all this pressure. to much pressure can be a bad thing
Reply
Old Dec 29, 2005 | 10:44 PM
  #5  
randyredleg's Avatar
randyredleg
Melting Slicks
20 Year Member
Veteran: Army
Active Streak: 30 Days
Active Streak: 60 Days
 
Joined: Jul 2004
Posts: 3,302
Likes: 8
From: Avon, Indiana
Default

My '80 is 40 at idle and about 60 at cruise.
Reply
Old Dec 30, 2005 | 03:26 PM
  #6  
694speed350's Avatar
694speed350
Thread Starter
Race Director
Veteran: Air Force
20 Year Member
Liked
Community Favorite
 
Joined: Sep 2005
Posts: 18,640
Likes: 121
From: Farragut,TN
Default

thanks for the answers guys. only had the car for a little over 3 months. still checking it out to see what needs to be done to it. the oil pressure is between 35-40 . just wanted to be sure the lower end was ok.
Reply
Old Jan 1, 2006 | 08:50 AM
  #7  
1971corvette's Avatar
1971corvette
Burning Brakes
 
Joined: Oct 2002
Posts: 1,040
Likes: 109
Default

I would feel safe with those readings
Reply
Old Jan 1, 2006 | 09:05 AM
  #8  
mstanton's Avatar
mstanton
Drifting
20 Year Member
Conversation Starter
All Eyes On Me
 
Joined: Jun 2003
Posts: 1,455
Likes: 5
From: Upstate South Carolina
Default

What about high pressure? What can cause and what are the dangers?
Reply
Corvette Stories

The Best of Corvette for Corvette Enthusiasts

story-0

10 Ugly Corvettes That We Still Kinda Love

 Joe Kucinski
story-1

Top 10 Most Expensive Corvettes Ever Sold on Bring A Trailer

 Brett Foote
story-2

10 Things Every Corvette Owner Needs (2026 Edition)

 Michael S. Palmer
story-3

8 Most "Only Corvette Owners Understand" Quirks and Problems

 Pouria Savadkouei
story-4

10 Reasons the C6 Z06 is Still A Performance Benchmark After 20 Years

 Joe Kucinski
story-5

How Much Horsepower Every Corvette Engine "LOST" in 1972

 Joe Kucinski
story-6

Top 10 DOs and DON'Ts for Protecting Your Convertible Top!

 Michael S. Palmer
story-7

Top 10 Most Explosive Corvettes Ever Made: Power-to-Weight Ratio Ranked!

 Joe Kucinski
story-8

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

 Joe Kucinski
story-9

8 Coolest Corvette Pace Cars (and Replicas) of All Time

 Verdad Gallardo
Old Jan 1, 2006 | 09:36 AM
  #9  
71redskin's Avatar
71redskin
Burning Brakes
20 Year Member
Conversation Starter
All Eyes On Me
 
Joined: Feb 2005
Posts: 977
Likes: 1
From: wash. dc
Default

i was runnin 60* before i replaced my valve seals and run seafoam through the crankcase. i'm now at 40 and happy with that... dont know if it was the seafoam or theseals but i'm happy to see it back to normal
Reply

Get notified of new replies

To oil pressure





All times are GMT -4. The time now is 01:52 AM.

story-0
10 Ugly Corvettes That We Still Kinda Love

Slideshow: 10 ugly Corvettes that we still kinda love.

By Joe Kucinski | 2026-06-03 10:34:17


VIEW MORE
story-1
Top 10 Most Expensive Corvettes Ever Sold on Bring A Trailer

A lot of money has changed hands at the online auction house over the years.

By Brett Foote | 2026-06-03 10:21:50


VIEW MORE
story-2
10 Things Every Corvette Owner Needs (2026 Edition)

Slideshow: 10 great gifts Corvette enthusiasts actually want for Father's Day!

By Michael S. Palmer | 2026-06-03 15:43:40


VIEW MORE
story-3
8 Most "Only Corvette Owners Understand" Quirks and Problems

Slideshow: These are the quirks, annoyances, and oddly lovable problems that every Corvette owner eventually learns to live with.

By Pouria Savadkouei | 2026-05-28 09:31:39


VIEW MORE
story-4
10 Reasons the C6 Z06 is Still A Performance Benchmark After 20 Years

Slideshow: 10 reasons why the C6 Z06 is still a performance benchmark after 20 years.

By Joe Kucinski | 2026-05-27 17:20:09


VIEW MORE
story-5
How Much Horsepower Every Corvette Engine "LOST" in 1972

Slideshow: How much horsepower every Corvette engine lost in 1972.

By Joe Kucinski | 2026-05-27 16:54:53


VIEW MORE
story-6
Top 10 DOs and DON'Ts for Protecting Your Convertible Top!

Slideshow: How to Protect A Convertible Top: 10 DOs & DON'Ts

By Michael S. Palmer | 2026-04-03 00:00:00


VIEW MORE
story-7
Top 10 Most Explosive Corvettes Ever Made: Power-to-Weight Ratio Ranked!

Slideshow: The 10 most explosive Corvettes ever built based on power-to-weight ratio.

By Joe Kucinski | 2026-05-20 07:23:03


VIEW MORE
story-8
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-9
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