Ls3 heads on ls2 block, It's recommended that 0. LS7 blocks can accept any LS head, keep in mind the bore however LS1, LS6, LS2, LS3 and C6 Tech/Performance - LS3 heads on LS2 Engine - I am in the process of adding LS3 heads, intake, and BTR cam to a factory LS2 engine. Has anyone done this kind of swap and how were the results? Working with the intake and camshaft, the cylinder heads are part of the trio of performance components that dictate the power output of the engine. 595 115+4 cam , CNC LS3 heads, LS7 MAF, Kooks 2" primary tube headers, Corsa Tigershark exhaust, Hotchkis So it looks like I will be doing Heads cam intake to my LS2 using Mast Smallbore LS3 heads 64/66cc not sure yet using a stock LS3 intake, throttle body, and injectors. Called Texas-speed and they recommend the stage 3 cam for LS3 will work great with both sets of LS3 intake will not bolt to an LS2 head. ” However, their thin cross-section allows for a . I want to install a set of ls3 heads and intake on my ls2 with a new tune. anythoughts of just putting ls3 heads and intake manifold on an ls2 and not switching out the cam. 5:1 c/r, Custom 235/250 . There's events dedicated solely to it's existence C6 Tech/Performance - Ls3 heads on ls2 block. com/how-to/hrdp-1012-ultimate-chevrolet-ls-cylinder-head-test So here is my plan, I'm looking at about 480-500 rwhp. Can someone shed light on this? Thanks, Jim Been doing a little reading/thinking LS3 cams work on LS2 heads. they have bigger valves with a relocated Cathedral port cylinder heads have been mistakenly dismissed by many in LS-series circles for being “old-tech. 065″ “will significantly impact the flow of air into the piston. In the C5 Tech - 243 heads on ls3? - What would the compression be if i put factory 243 heads on an ls3 block? Also, would the ls6 cam work well with that? Anybody have a setup like that? If you're curious, OK, so these unique heads have been out for some months now, but a recent discussion amongst friends about the relevance of an LS1-based 383 build anyone know the piston to deck clearance on a stock LS2 and LS3 engine? I'm trying to calculate compression ratios. Mast 305 heads cid intake 16 injectors with the 17th in the charge pipe to cool iat, f1x is the procharger im I might have a used set of LS3 heads I can get my hands on. [NOTE- The bore In addition to a slightly stronger block than the LS2, the LS3 is fitted with an '01 LS6 cam that's been tweaked with a smidgen more intake lobe lift. They I know the LS3 heads flow more than LS2 heads so I am looking into aftermarket LS2heads with a 62 cc to up the compression. com, the official You could run LS3 heads on the LS2 block but will lose some piston to valve clearance thus limiting your choice of cam. 0, LS2 using Rectangle port ls3 heads! We used Our new stage one “Walk This Way Cam” in this package I've seen dozens of professionally ported 243's with Fast intake match or exceed what the LS3's can do on factory LS2 short block. 050 and pistons are fly-cut. If you have LS3/L92 heads milled . thinking about putting an ls3 block into my gto w/ 317 heads. C6 Tech/Performance - LSX 6. III & Gen. The car is still running the Hsv VZ Clubsport with a Hybrid LS 6. - hey guy's, can you take a look at this pic of the cylinder heads,there are casting numbers you can see. LS1, LS2, L98, L76, LS9, LS3, LS7 heads all same bolt pattern, same exhaust header bolt pattern and fit the same blocks Except the issue is valve clearance. LS2 heads are basically LS6 heads, but LS3 heads are very different. I'm wondering how thin of a headgasket I can go, in order to keep the compression up, before running into PTV clearance issues. Yella Terra rockers, LS7 lifters, or GM This cylinder head design revision plays a vital role in the power gains, with LS enthusiasts and the forum community claiming that fitting Hey guys, I'm going to be running LS7 heads on an LS2 block and need to know what I need to do as far as rocker arms. They flow better but they have a bigger combustion chamber and The Gen III/Gen IV LS Engine is quite possibly the best thing going since the original Small-Block Chevrolet. 621/. hotrod. I would like some info as how much i should mill the heads for compression 10:9 C6 Tech/Performance - ls2 with ls3 heads need advice - So I was going to install a ported intake, tb, and lg headers on my 05 today. 613/. 0L LS engine cylinder heads to see which ones perform https://www. the LS3 heads. For example I would say Patriot ported 243's are not LS1 and LS6 blocks will accept only LS1, LS6 and LS2 heads. Check it out The LS2 head/cam bolt/gasket kit was $296, which is more than fair for all GM parts. Still trying to figure out which pistons to buy to work with a set of CNC'ed LS3 heads with lunati gold valve springs and stock intake and TB I have a ls2 engine out of a 2006 GTO, it has a 24x reluctor on the crank. 000″ bore, and the LS3 comes with a 4. It had 46k miles on it when I got it as a short block out of my brothers car. You will need many other parts for the cam change. We cover Rockers, Square and Cathedral Port, and CC's "Cubic Centimeters". LS3, L76, L98 all use the same. 065″ bore. I might do a cam first and heads later. 2L Just curious how much difference there is between the D-shaped LS3 header flange and the more rounded LS2 exhaust port. Is this mod a true bolt on ? Are there any particular issues that arise when doing the Intake: 1. Lots of threads on which cams to run Hey all, My stock ls2 short block recently went out due to my oil pump bustingor something else causing it to break. 030'' mill on a new set of LS3 heads. Can someone shed light on this? Thanks, Jim 402 LS2- Callies Compstar crank/rods, Wiesco pistons, 11. Do I use the old LS2 rockers or go with in the LS2 GTO world (2005-2006), its very common to swap the LS3 heads onto the 6. The LS3 heads and intake are a good budget, but not an optimal combination. Heads are shaved . 2012) Please post your LS2 w/ LS3 top end and LS3 Cam or H/C results. The TFS 220's on an Ls2, will make more power and torque from 1500 rpm on vs. LS2 blocks can use LS1, LS6 or LS2 heads, as well as L92-style heads, which If I do go 6. 0 and install a set of GM performance LS3 heads without running into a lot of problems. Here is my dilemma. Aftermarket LS2 heads flow LS3 block with LS3 heads seems to be allow a bigger cam than on the LS2 with LS3 heads before having to flycut because of the slightly bigger bore leaving C6 Tech/Performance - LS2 with LS3 heads and intake? - Question, I am gathering parts for a Winter time heads and cam swap. Such two engines are LS2 and LS3. High performance premium cylinder heads and components for LS & LT applications. - Looking at installing some LS3 heads on my 402 My dad and I took the car down to Heintz Racing in Mooresville, NC yesterday to get it tuned. Cam in this short block is a 227/235 . Hopefully I can get away with not having to pull the heads off the truck and can simply re & re the exhaust manifolds and Toss LS3 heads onto an LS2 block? Yep, you can do that to so long as you have the right intake manifold. IV LS engine family in 1 spot—from cam specs to upgrades & everything in between. Instead of trying to put together a combination from parts that were not specifically Will LS3 Heads Work on LS1? Yes, LS3 heads can be put on LS1 engines, but together, they will create a piston-to-block clearance issue. 0 engine block work with LS3 6. We design and manufacture a large line of cylinder heads for LS1, LS3 heads will never fit and LS1 motor due to the bore on an LS1 only being 3. . Car was a stock 2008 CSV R8 M6 (HSV Clubsport R8) with an LS2 V8, The guy decided to buy and have fitted a pair of LS3 heads, intake manifold and 216/224 cam from someone who had up-graded LS7, LS3, and LS9 Cylinder Heads Earlier Gen III LS heads, such as those found on LS1, LS6, and various Q Series truck engines, feature tall intake ports IIRC the LS3 block material is an upgrade over the LS2 block. 0 liters, I'll buy a LS2 bare block, or a decent priced used long block. 595 115+4 cam , CNC LS3 heads, LS7 MAF, Kooks 2" primary tube headers, Corsa Tigershark exhaust, Hotchkis So quality control and idiocrasy aside of letting an engine out the door with that mismatch, is there any performance reason why someone would install LS2 heads on an LS3 block? I can't seem to reason Toss LS3 heads onto an LS2 block? Yep, you can do that to so long as you have the right intake manifold. 030 post up the size LS3 and LS9 blocks can use LS1, LS6, LS2, LS3 or LS9 heads. would there be a noticeable gain to be had i was told 20 whp. If sitck with the LS3 C6 Tech/Performance - LS3 heads on LS2 - Hey everybody , long time reader , first time member , im getn ready to do H/C on my 06 , already purchased ls3's and hav been reading on here bout different LS2 Engines: Can use LS1, LS6, LS2 cathedral port heads, and LS3/L92 rectangular port heads due to their larger 4. The additional . 125 lunati forged rods. Liners are a hit and miss issue with the LS3 block but that extra bore clearance is worthwhile if you want to run rect port heads due to If you are choosing to mix and match, you must remember that while production LS1, LS6, LS2, LS3 and LS7 engine cylinder head bolts are 11mm in diameter, LS Engine Block and Head Guide The late model LS engine family has been around now for almost 19 years and has replaced the old first gen small block We put everything you need to know about the Gen. Throttle and air intake will both worth, but not intake manifold. I put the I'm aware that most recommend aftermarket 243's but as these LS3 heads and complete manifold were only a few hundred bucks, I decided to give them a try. Less than 100miles on build. 2 heads - Whos can help me I need to know if is compatible for my 2013 Corvete C6 Tech/Performance - (JULY. 0L but why would you want to put on LS3 heads? there are far better options available. I know it costs more but I still want an aluminum block for my build, so I can keep as much weight off the front LS3 intake requires changes to fuel line location (rear to front) and use of LS3 rails and injectors. LS2 fuel connections are on the rear and LS3 is on Since the Ls3 heads are the same as the L92 heads but with better valves, they should fit on an ls2, correct? Is the price about the same (ls3 heads and intake compared to the L92\L76), and is it worth B]05 Quicksilver A4 GTO: [/B] AES LS2 403 Stroker, AES Ported LS3 Heads, CSP Ported LS3 Intake, CSP Ported LS2 TB, Vararam Intake, Kooks SS Headers, 40lb LS3 Injectors, 255lb Walbro, 160T Want to swap my 243s 64cc heads, with some LSA heads 68-69cc. A car set up with the right cam and LS3 heads on his LS2 block will run away and hide from a guy with TFS 220s. Reason being I've got some major bottom end noise. 050 . I just purchased and received my heads and cam for my LS2 motor and believe I hear a C6 Tech/Performance - Will LS2 Heads work an LS3 - Yes - there is a reason for this dumb question - Probably a question that has never been asked before, but I want to put LS2 heads on an LS3. Those runs were The General Motors LS-based small-block engines are a family of V8 and offshoot V6 engines designed and manufactured by the American automotive company LS3/L92 heads are too big for a LS6 block as yes you will need to boar out to at least 6. I'm told they are a far better head and its why LS3's put down the numbers they Hsv VZ Clubsport with a Hybrid LS 6. LS2 heads C6 Tech/Performance - LS3 Heads on a ls2 - looking to install ls3 heads on my ls2. A lot of this is possible due to the similarities shared across the LS line over the years. All LS cylinder heads have performance potential, but as with any aspect of engine building, the end goal determines the starting point. A big thanks to those guys! Long story short, the STOCK LS2 went boom (#4 piston shattered, broke the The LS7 heads and intake will work on a sleeved LS2 as long as you use the LS7 style pistons, due to the different valve angle. 0" bore block I've seen dozens of professionally ported 243's with Fast Okay here is my question, 427" ls build what would be the target compression ratio. 8 offset intake rockers, 2 rocker pedestals, ls3 head gaskets and head bolts. LS engine expert Richard Holdener dyno tests & compares the most popular 6. But; LS3 heads will bolt to an LS2 block then the LS3 intake will bolt on. LS3 intake requires changes to fuel line location (rear to front) and use of LS3 rails and injectors. Only at www. I C6 Tech/Performance - ported LS3 heads on stock LS2 block and Fast 102 q - I know that the stock casting LS3 heads is comparable to ported 243 heads, but there is way more volume rather than LS2 vs LS3 Engine Head The LS series has a great bunch of engine heads that are more or less similar to each other. 621 with a 112LSA. 000-inch bore LS3 Engines (6. A lot of this is possible due to the similarities shared C5 General - Do LS2 heads fit an LS1? - Also what heads fit what motor? I know LS3 head fit LS2 motors. 0, LS2 using Rectangle port ls3 heads!We used Our new stage one “Walk This Way Cam” in this package that’s utilises stand I have seen much talk about ls3 heads on the 364 ls2 motors but not the other way around. In any case, the bottom end is locked up and I am now in the market to go bigger C6 Tech/Performance - Ls3 head/Intake on ls2 block - Hey so I've seen alot of posts on these combo and I've read so much I think I've confused myself. The result is 430 hp and 428 lb-ft. This video covers the difference between the LS2 and LS3 style heads. Half of C6 Tech/Performance - Upgrading ls2 with ls3 heads - Have a couple questions about my new project. So, if I am going to get ported LS2 C6 Tech/Performance - LS2 to LS3 Head swap - Hello, I was hoping if anyone here has done a LS2 to LS3 head swap. The cam and matching valve train will be the tiger shark cam and its components. I hope you are also installing a cam along with the new heads and intake You need to research thoroughly. , Mighty Demon 750, Cam on a 110 LSA 23X/24X @ . I'm wanting to know if I can build a 6. Not knocking TFS, but the LS3 heads will kill a unless you're strapped for cash or this is a budget, I really wouldn't recommend LS3 heads with a plastic intake on a standard stroke 4. This is my understanding: LS3 heads fit an LS2 LS2 heads fit an LS1 LS3 heads won't fit an LS1 :bomb: This doesn't make sense to me. ive been told to mill them From reading on the forums here I know an LS3 head will bolt up to an LS2. 10 million more threads on the L76/L92 swap which is nearly the same thing. LS2 fuel connections are on the rear and LS3 is on the front. I would like to retain the factory compression ratio. Actually my The guy decided to buy and have fitted a pair of LS3 heads, intake manifold and 216/224 cam from someone who had up-graded their own LS3 powered 2009 CSV R8 M6. So far, from what I understand is that the LS7 head and intake combo Looking to swap the venerable LS engine into your hot rod, muscle car, or classic truck? Take a look at our detailed identification guide for Gen III/IV LS engines I'm thinking about doing a LS3 short block with my AI LS2 heads. While the LS2 is equipped with a 4. LS2 block, lunati 4" stroker crank with 6. LS2 intake and heads on a LS3 shortblock 2. will these This is my understanding: LS3 heads fit an LS2 LS2 heads fit an LS1 LS3 heads won't fit an LS1 :bomb: This doesn't make sense to me. 0 LS2. I know the LS3 heads 402 LS2- Callies Compstar crank/rods, Wiesco pistons, 11. 030" is milled off the Stock rebuild LQ4 W/ LS3 heads, Vic Jr. 9inch. 62X lift. Will 1-7/8" LS3 headers work on stock LS2 heads ? We test 11 different Chevrolet LS cylinder heads to see which one flows the most and produces the most hp and torque. I noticed that my intake C6 Tech/Performance - LS3 heads on LS2 How does it work out? - Hey all! A friend of mine has a 2006 with LS3 heads installed? Just curious? Is it a direct swap or is there more involved? And what If you are looking to do a LS3 head/intake swap there are a million threads on this. Will these work on a LS2 block from 2005 C6? How much mill did you do? Looking at doing a .


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