LT1-LT4 Modifications 1993-97 Gen II Small Block V8

12 bolt questions?

Thread Tools
 
Search this Thread
 
Old Nov 27, 2005 | 05:16 PM
  #1  
Clean94Z's Avatar
Thread Starter
TECH Enthusiast
iTrader: (5)
 
Joined: Jul 2005
Posts: 629
Likes: 0
Default 12 bolt questions?

How much more does the 12 bolt weigh then the 10 bolt? How much power will you loss changing to the 12 bolt?
Reply
Old Nov 28, 2005 | 08:21 AM
  #2  
Clean94Z's Avatar
Thread Starter
TECH Enthusiast
iTrader: (5)
 
Joined: Jul 2005
Posts: 629
Likes: 0
Default

Did any of the people that have 12 bolts notice a power loss difference?
Reply
Old Nov 28, 2005 | 08:32 AM
  #3  
slowmofo's Avatar
11 Second Club
20 Year Member
iTrader: (6)
 
Joined: Oct 2004
Posts: 1,906
Likes: 1
From: Melbourne, Florida
Default

you will loose some power, and gain some weight, not sure as to how much, but being you have a M6, the gain with the ability to run sticky shoes with out the fear of breaking is worth it IMO.

They are having this dicussion in this thread also...
https://ls1tech.com/forums/gears-axles/415204-12-bolts-eat-horsepower.html
Reply
Old Nov 28, 2005 | 11:41 AM
  #4  
jimbob's Avatar
11 Second Club
iTrader: (4)
 
Joined: Nov 2001
Posts: 787
Likes: 0
From: Woodinville, WA
Default

I lost 12 SAE rwhp.. Before and after dyno's with same gear ratio in both rearends...Same dyno....
Reply
Old Nov 28, 2005 | 12:13 PM
  #5  
Ed Wright's Avatar
9-Second Club
iTrader: (1)
 
Joined: Feb 2002
Posts: 3,397
Likes: 9
From: Tulsa, OK
Default

Originally Posted by jimbob
I lost 12 SAE rwhp.. Before and after dyno's with same gear ratio in both rearends...Same dyno....
That's what I saw also. Both had 3.73 gears.
Reply




All times are GMT -5. The time now is 01:13 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