Intakemanifold
Instructor
Joined: Oct 2018
Posts: 106
Likes: 7
Yes and no
I have the l76 (12590124) intake on my ls2/ls3 top and although it fits the ls3 or 6.2 heads the map sensor hole had to be drilled out slightly. The ls2 or 6.0 map fits perfect but would need a ls3- ls2 harness and a tune as the table is slightly off between the 2 maps.
I have the l76 (12590124) intake on my ls2/ls3 top and although it fits the ls3 or 6.2 heads the map sensor hole had to be drilled out slightly. The ls2 or 6.0 map fits perfect but would need a ls3- ls2 harness and a tune as the table is slightly off between the 2 maps.
Thread Starter
8th Gear
Joined: Mar 2023
Posts: 8
Likes: 1
The ls3 heads i have came off a 2010 vette thats why i was asking if # 12590124 intakemanifold would fit, my car is a 2005 z51 ls2 im gathering ls3 parts an some day im going to put the ls3 top on it, looks like an easy way to get 550 hp, with cam,headers, cai an a tune, my car has the z06 wide body on it, manual, convertable, love it, ty for your help brother.
Le Mans Master
Joined: Dec 2005
Posts: 6,999
Likes: 1,684
From: Southeast TX
The ls3 heads i have came off a 2010 vette thats why i was asking if # 12590124 intakemanifold would fit, my car is a 2005 z51 ls2 im gathering ls3 parts an some day im going to put the ls3 top on it, looks like an easy way to get 550 hp, with cam,headers, cai an a tune, my car has the z06 wide body on it, manual, convertable, love it, ty for your help brother.
Corvette Stories
The Best of Corvette for Corvette Enthusiasts
Top 10 Most Explosive Corvettes Ever Made: Power-to-Weight Ratio Ranked!
Joe Kucinski
150 hp to 1,250 hp: Every Corvette Generation Compared by the Specs That Matter
Joe Kucinski
8 Coolest Corvette Pace Cars (and Replicas) of All Time
Verdad Gallardo
Top 10 Corvette Engines RANKED by Peak Torque (70+ Years of Muscle!)
Joe Kucinski
Corvette ZR1X Will Be Pacing the Indy 500, And Could Probably Race, Too!
Verdad Gallardo
Top 10 Corvettes Coming to Mecum Indy 2026!
Brett Foote
Top 10 C9 Corvette MUST-HAVES to Fix These C8 Generation Flaws!
Michael S. Palmer
10 Revolutionary 'Corvette Firsts' Most People Don't Know
Joe Kucinski
5 Reasons to Upgrade to an LS6-Powered Corvette; 5 Reasons to Stay LT2
Michael S. Palmer
Thread Starter
8th Gear
Joined: Mar 2023
Posts: 8
Likes: 1
Ive read that theres no sents in using a ls3 or any map sensor that is greater then 2.5 bar because the ls2 has the ecm e40, an cant take advantage of any thing higher, i read ells were that my ls2 map is ok to use, if i was going super change i would probley need something different., im just gunna use my ls2 stuff, i think ill be ok, thanks for your info.