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

How can I tell the difference?

Thread Tools
 
Search this Thread
 
Old May 22, 2024 | 02:45 PM
  #1  
Shawkrider's Avatar
Shawkrider
Thread Starter
4th Gear
 
Joined: May 2024
Posts: 4
Likes: 0
Default How can I tell the difference?

I have a 1968 327 but apparently it comes as a 5.3l or a 5.4l
How can I tell what I have?
Reply
Old May 22, 2024 | 02:51 PM
  #2  
SEVNT6's Avatar
SEVNT6
Le Mans Master
15 Year Member
Active Streak: 120 Days
Liked
Top Answer: 5
 
Joined: Jan 2007
Posts: 8,026
Likes: 3,343
From: Omaha NE
2025 c3 ('74-'82) of the Year Finalist - Unmodified
2023 C3 of the Year Finalist - Unmodified
2022 C3 of the Year Finalist - Unmodified
2020 C3 of the Year Finalist - Unmodified
Default

When you round up 5,358 cc's it's 5.4 liters.

On a 350 you round down. It's 5,733 cc's but called a 5.7...

Last edited by SEVNT6; May 22, 2024 at 03:10 PM.
Reply
Old May 22, 2024 | 03:25 PM
  #3  
Shawkrider's Avatar
Shawkrider
Thread Starter
4th Gear
 
Joined: May 2024
Posts: 4
Likes: 0
Default

So 5.4 327
thank you
Reply
Old May 22, 2024 | 04:01 PM
  #4  
69L88's Avatar
69L88
Melting Slicks
15 Year Member
Veteran: Army
Liked
Community Favorite
 
Joined: Nov 2006
Posts: 3,416
Likes: 1,824
From: Apple Valley, MN
Default

It’s called Fuzzy Math or Marketing.
Reply
Old May 22, 2024 | 04:32 PM
  #5  
7T1vette's Avatar
7T1vette
Team Owner
15 Year Member
Community Builder
Community Influencer
Top Answer: 5
 
Joined: Jan 2006
Posts: 37,637
Likes: 3,118
From: Crossville TN
Default

It's a 327 cu. in. engine.
Reply
Old May 22, 2024 | 06:00 PM
  #6  
OMF's Avatar
OMF
Melting Slicks
15 Year Member
Liked
Loved
Community Favorite
 
Joined: Jul 2006
Posts: 2,291
Likes: 493
From: Salmon Arm, BC
Default

Originally Posted by 7T1vette
It's a 327 cu. in. engine.
THANK YOU!! There's no Litres involved at all....
Reply
Old May 22, 2024 | 06:33 PM
  #7  
Newbomb2469's Avatar
Newbomb2469
Safety Car
Veteran: Air Force
Liked
Loved
Community Favorite
 
Joined: Nov 2023
Posts: 3,877
Likes: 850
2025 c3 ('74-'82) of the Year Finalist - Unmodified
Default

Cubic Inches…this is 🇺🇸🇺🇸🇺🇸🇺🇸🇺🇸🇺🇸🇺🇸
327
350
396
427
454
Reply
Old May 22, 2024 | 06:58 PM
  #8  
69L88's Avatar
69L88
Melting Slicks
15 Year Member
Veteran: Army
Liked
Community Favorite
 
Joined: Nov 2006
Posts: 3,416
Likes: 1,824
From: Apple Valley, MN
Default

Thank the heavens we don’t British Imperial units or we’d be bragging about Hogsheads, Firkins, Kilderkins and Barrels.
Reply
Corvette Stories

The Best of Corvette for Corvette Enthusiasts

story-0

5 Best & 5 Most Overrated Corvette Track Packages of All Time!

 Joe Kucinski
story-1

Every 2027 Corvette Engine Explained

 Joe Kucinski
story-2

Designer Imagines A Corvette That Looks More Like a Corvette Than the Corvette

 Verdad Gallardo
story-3

10 Ugly Corvettes That We Still Kinda Love

 Joe Kucinski
story-4

Top 10 Most Expensive Corvettes Ever Sold on Bring A Trailer

 Brett Foote
story-5

10 Things Every Corvette Owner Needs (2026 Edition)

 Michael S. Palmer
story-6

8 Most "Only Corvette Owners Understand" Quirks and Problems

 Pouria Savadkouei
story-7

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

 Joe Kucinski
story-8

How Much Horsepower Every Corvette Engine "LOST" in 1972

 Joe Kucinski
story-9

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

 Michael S. Palmer
Old May 22, 2024 | 10:13 PM
  #9  
4-vettes's Avatar
4-vettes
Race Director
15 Year Member
Liked
Loved
Top Answer: 1
 
Joined: Nov 2006
Posts: 13,269
Likes: 7,855
From: Sunshine Coast, Queensland, Australia
2025 C3 of the Year Finalist - Modified
2024 C3 of the Year Finalist- Modified
2022 C3 of the Year Finalist - Modified
Cruise-In VIII Veteran
Default

And how many Stone ya weigh! LOL
Reply
Old May 23, 2024 | 02:43 PM
  #10  
FormerBiker's Avatar
FormerBiker
Race Director
20 Year Member
Veteran: Air Force
Active Streak: 30 Days
Conversation Starter
 
Joined: Jul 2001
Posts: 11,710
Likes: 48
Default

Originally Posted by Newbomb2469
Cubic Inches…this is 🇺🇸🇺🇸🇺🇸🇺🇸🇺🇸🇺🇸🇺🇸
327
350
396
427
454
Don't forget the 265, 283, 302, 400, etc.
Reply
Old May 23, 2024 | 02:49 PM
  #11  
TX427C3's Avatar
TX427C3
Melting Slicks
20 Year Member
Active Streak: 90 Days
Liked
Loved
 
Joined: Oct 2003
Posts: 2,077
Likes: 334
From: Dallas TX
St. Jude Donor '06-'09,'22,'25
Default

Or Australia.... 253 and 308 for old GM V8 donks...
Reply

Get notified of new replies

To How can I tell the difference?





All times are GMT -4. The time now is 08:55 PM.

story-0
5 Best & 5 Most Overrated Corvette Track Packages of All Time!

Slideshow: The 5 best and 5 most overrated Corvette track packages ever.

By Joe Kucinski | 2026-06-09 12:46:45


VIEW MORE
story-1
Every 2027 Corvette Engine Explained

Slideshow: Every 2027 Corvette engine explained

By Joe Kucinski | 2026-06-09 12:16:31


VIEW MORE
story-2
Designer Imagines A Corvette That Looks More Like a Corvette Than the Corvette

Slideshow: A Jaguar designer's personal project imagines what a modern front-engined Corvette might look like if Chevrolet revisited the golden age of the Stingray.

By Verdad Gallardo | 2026-06-08 19:53:43


VIEW MORE
story-3
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-4
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-5
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-6
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-7
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-8
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-9
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