Generation III Internal Engine 1997-2006 LS1 | LS6
Sponsored by:
Sponsored by:

if engine blows

Thread Tools
 
Search this Thread
 
Old Nov 21, 2015 | 11:10 PM
  #1  
dbf4992's Avatar
Thread Starter
Teching In
 
Joined: Oct 2015
Posts: 8
Likes: 0
Default if engine blows

Say my ls1 in my camaro spins a main or starts knocking could I just go get a 5.3 or 6.0 truck short Block and use my heads and other external parts and get it back running? Basically I'm preparing for the worst and want to know cheap fix if the bottom end does go?? Very much a ls nube any info would be great!
Reply
Old Nov 22, 2015 | 03:23 AM
  #2  
nobreaks254's Avatar
TECH Apprentice
15 Year Member
iTrader: (50)
 
Joined: Jun 2007
Posts: 361
Likes: 1
Default

yes all the parts from your ls1 will fit on a 5.3/6.0 short block
Reply
Old Nov 22, 2015 | 07:16 AM
  #3  
dbf4992's Avatar
Thread Starter
Teching In
 
Joined: Oct 2015
Posts: 8
Likes: 0
Default

I'm guessing it would require a retune?
Reply
Old Nov 22, 2015 | 08:17 AM
  #4  
HCI2000SS's Avatar
TECH Senior Member
iTrader: (2)
 
Joined: Aug 2012
Posts: 11,137
Likes: 20
From: Howell & Fenton MI
Default

Yes a retune will be needed. This is what happened to me and I went with a TMS 6.0 shortblock and reused my top end
Reply
Old Nov 22, 2015 | 08:17 AM
  #5  
joekneale's Avatar
Teching In
 
Joined: Nov 2015
Posts: 10
Likes: 0
From: Akron, Oh
Default

You should assume that you would have it retuned. All 3 motors have the same stroke, but different bore size. Remember the 5.3 and 6.0 are cast iron and are heavier than your ls1 block. Around here, the 5.3 goes for half what the 6.0l does. If you get a 5.3l, carry over the cam from your ls1. If you get the 6.0l, the cam in the motor is essentially the same as the cam in your ls1.

What are you doing that has you concerned about spinning a main?
Reply
Old Nov 22, 2015 | 08:44 AM
  #6  
dbf4992's Avatar
Thread Starter
Teching In
 
Joined: Oct 2015
Posts: 8
Likes: 0
Default

229k miles and gonna try and turbo just curious if I were to mess this motor up what I could do as a cheap replacement.
Reply
Old Nov 22, 2015 | 08:46 AM
  #7  
dbf4992's Avatar
Thread Starter
Teching In
 
Joined: Oct 2015
Posts: 8
Likes: 0
Default

Not really concerned about the main just bottom end in general cause slapping a 5.3 in seems much cheaper than rebuilding the ls1 or finding a replacement ls1
Reply




All times are GMT -5. The time now is 08:14 PM.

story-0
6 Gifts Neither Your Dad Nor Grad Will Shove Into the 'Trinket Drawer'

Don't get dad new socks or a grill brush this year.

By Brett Foote | 2026-06-09 14:55:56


VIEW MORE
story-1
Topdon ONE vs. Artidiag 800 BT2: Which is the Diagnostic Tablet For You?

Slideshow: We take a close look at the ONE and Artidiag 800BT2 diagnostic tools from Topdon and the reasons to buy one over the other.

By Pouria Savadkouei | 2026-05-28 11:05:11


VIEW MORE
story-2
Gas Monkey Built a 6-Wheel Ferrari Testarossa With a Corvette LT4 Engine

Slideshow: The controversial Ferrari F6 swaps its original flat-12 for a Corvette Z06-derived LT4 V8 and sends power to four rear wheels through a custom-built drivetrain.

By Verdad Gallardo | 2026-05-26 18:23:54


VIEW MORE
story-3
7 Most Reliable High-Performance Engines GM Has Ever Built

Slideshow:These GM engines didn't just make huge power, they survived abuse, boost, track days, and six-digit mileage with a reputation for refusing to quit.

By Verdad Gallardo | 2026-05-21 16:45:27


VIEW MORE
story-4
Amazing '71 Camaro Restomod Is Modern Muscle Car Under the Skin

Slideshow: This heavily modified 1971 Camaro mixes classic muscle car styling with a fifth-generation Camaro interior and modern LS3 power.

By Verdad Gallardo | 2026-05-12 18:06:42


VIEW MORE
story-5
6 Common C5 Corvette Failures and What's Involved In Repairing Them

Slideshow: From wobbling harmonic balancers to failed EBCMs, these are the issues that define long-term C5 ownership and what repairs typically involve.

By Pouria Savadkouei | 2026-05-07 18:44:57


VIEW MORE
story-6
Retro Modern Bandit Pontiac Trans AM Comes With Burt Reynolds' Autograph

Slideshow: A modern Camaro transformed into a retro icon, this limited-run "Bandit" build blends nostalgia with brute force in a way few revivals manage.

By Verdad Gallardo | 2026-04-21 13:57:02


VIEW MORE
story-7
Top 10 Greatest Cadillac V Series Performance Models Ever, Ranked

Slideshow: Cadillac didn't just crash the high-performance luxury vehicle party, it showed up loud, supercharged, and occasionally a little unhinged...

By Pouria Savadkouei | 2026-04-16 10:05:15


VIEW MORE
story-8
Top 10 Most Powerful Chevy Trucks Ever Made!

Slideshow: Top ten most powerful Chevy trucks ever made

By | 2026-03-25 09:22:26


VIEW MORE
story-9
Hennessey's New Supercharged Silverado ZR2 Has 700 HP

Slideshow: Hennessey has turned the Silverado ZR2 into a 700-hp off-road monster with supercharged V8 power and a limited production run.

By Verdad Gallardo | 2026-03-24 18:57:52


VIEW MORE