Welding reluctor ls1 Crankshaft Position Sensor and Reluctor Wheel The crankshaft position (CKP) sensor is located in the right rear of the engine, behind the starter. The patented Reluctor Ring Installation Tool is designed to fit Generation III engines (LS1, LS6), and Generation IV (LS2, LS3, LS7) engines. The overwhelming amount of GM LS series V8 engines at great prices it makes this swap a home run. This is especially important for high-performance driving and drifting. This toothed wheel is used by the crankshaft position sensor for ignition timing. Also supported by many aftermarket ECUs. Is K1 Technologies Chrevrolet LS1 Reluctor Ring, 58 Tooth. Weld Bungs Hose Assemblies AN Fitting Assembly Kit AN & PTFE Hose AN & PTFE Hose AN & PTFE Hose Nylon Hose PTFE Hose AN & PTFE Hose Ends I have just had a LS1 383 stroker built and only 4 or 5 cylinders are firing. 0 6. Free Shipping - Chevrolet Performance LS Engine Reluctor Wheels with qualifying orders of $109. Machined out of a solid block of billet steel. All gen4 LS engines in our 05-06 SSR's have a better 58x reluctor and are single piece design. are the align pins on the 6. I just got the block back from the machine shop and after the bearings and the crank were in it wouldn't turn by hand. Keeping the 700R4 poses an issue with mainly the TV cable which I've already addressed. for the proper ECM tune. Its bore centers, the distance between the centerline of each GM part number 12576407. Because the process requires a press and/or heating the ring to high temperature, you should probably let your machine shop take care of this for you. 2L ) engines. Feb 3, 2018 · We show you how to properly swap the reluctor wheels on ytour LS crank. Now with an in this video i will show you how to check your LS crankshaft reluctor wheel, and see if it is with in operating tolerance. Check the reluctor ring before and after for damage. 99 BTR LOWER TIMING GEAR LIKE 12556582 - BTR56582 $39. This sensor is located at the back of the block, near the oil pan, on the passenger side of the Oct 3, 2025 · Enjoy the videos and music you love, upload original content, and share it all with friends, family, and the world on YouTube. 0L / 6. 3 6. This info is needed by hobbyists who want to run a non -LS engine In this video we do a quick overview on welding the reluctor ring to the crankshaft. Mar 15, 2013 · So I'm trying to figure out what to do about the VSS. com for walking me through this. Camshaft sensor (CMP) The camshaft sensor is a 1X pulse sensor which is synchronized to the #1 firing of the engine (Whether or not it is on its Hall Effect or Reluctor? The two most important sensors on your engine are the crank and cam sensors, so it’s super important to ensure they’re installed, wired and configured correctly. No drilling speed sensors into adapter housings. 0L 1998-2002 Camaro 2004-2006 Pontiac GTO 1997-2004 Corvette 2004-2005 Cadillac CTS-V 2000-2006 Tahoe, Yukon, Escalade 2003-2006 H2 Hummer 2001-20 Oct 23, 2025 · In this video, Mike from Moto IQ shares a pro tip for building a reliable LS engine. They make tools to assist in lining them up up on LS cranks as well. 5K views, 101 likes, 1 loves, 0 comments, 1 shares, Facebook Watch Videos from TKM Performance: Private Brian welding the reluctor wheel on this forged ls crankshaft so there is no chance of it Jul 28, 2025 · Learn about the LS reluctor wheel, including the difference between 24x and 58x wheels, how to identify them, when to swap, and installation tips Genuine GM 58 Tooth reluctor wheel. LIKE, COMM How to tell if your engine have a 24x or 58x tooth reluctor wheel? Check out this quick video which covers how to identify the type of reluctor, engine generation and crankshafts sensor at a GEN III GEN IV LS 5. 7 was 24x at the reluctor wheel on the crank. 0,use a new O-ring and lube it! May 3, 2006 · Yes, the LS1 has both a crank, and a cam position sensor. If installed on new Find 24x LS Crankshaft Reluctor Wheel For 1997-2005 Engines at LSXceleration with Free shipping on qualifying orders! LS engines feature a toothed reluctor wheel (also called a tone wheel or tone ring), which is press-・》 onto the rear of the crankshaft. Aug 9, 2015 · LS RELUCTOR WHEEL SLIP. 8L, 5. I am hoping that the factory unit has a tooth of maybe 2mm x 2mm and then i can close down the gap to make it into a diameter I can fit. Don't risk losing your engine's timing - follow Mike's advice and weld that reluctor wheel. The reluctor wheel is mounted on the rear Jun 29, 2016 · LS Engine Conversion Kit for 2007-2013 GEN IV GM Engines : Click here to see the kit JK-LS-GEN4-Engine-Conversion-Kit-07-11 This engine conversion kit is for 2007-2011 Jeep Wrangler JK when installing a GM LS GEN IV series engine 2007-2013 5. am going to do an lt1 swap to a 408 ls stroker starting from scratch question is . I have a low mileage LS2 rotating assembly that I want to swap into the LQ4 block but it has a 58X reluctor on it. The EFI 24x™ line of products is the most popular solution we offer. 1 piece billet steel design and are held to the highest tolerances. It also uses a 1x cam sensor (again hall effect) which reads high or low indicating the valve position. Aug 20, 2014 · But if you run a stock reluctor, make sure you spot weld that sucker together. It's a must. Jan 5, 2024 · Hi all. great site . Also this is my first video edit. Has weld spots on it from being balanced with the pistons rods combo I also have for sale. The crank is fitted with a dual, 24X encoded target wheel (sometimes called a reluctor wheel) located at the rear of the crank, behind the #8 counterweight. First off does anyone know what position the crank sensor points at the reluctor @tdc Next for the cam angle sensor, I have a MSD cam sync which is a hall effect but is only Mar 9, 2015 · Reluctor Types It is important to know which reluctor type you have, 24x or 58x. Here at Malex Motorsports all of our items are in stock in our Sydney based store, ready to ship or pick up. This was done to provide more power, less crankshaft rotational stress and better emission and idle qualities. (IN STOCK) GM 24x crankshaft reluctor for 1997-2006 GM cars, trucks, and suv's. No reluctor teeth are on the timing chain gear since the camshaft position sensor is at the back of the block and senses the camshaft speed from the reluctor machined into the back of the camshaft itself. 7L engines) to the Gen III engines and the new vehicle chassis/body. Most 58x use a grey crankshaft sensor This sensor is located at the back of the block, near the oil pan, on the passenger side of the engine, just above the starter. 0 Discussion starter 1071 posts · Joined 2006 #7 · Feb 12, 2009 ^ cool I'm working on retro fiting LS coilsalready found a special distributor with the cam censor for the 24x wheelso now I have to find a way to make/fit that crank reluctor on my snout or balancer. In this video I’m swapping a 24 tooth LS crank trigger wheel to a 58 tooth crank trigger wheel. I am using an LS1 crank because of the 24 tooth reluctor wheel. 3 363 Stroker Kit, MolnarForged Crankshaft 4. Im told the reluctor wheel is wrong. This is the quick and easy way to swap your 58x crank reluctor(2007-15) wheel to a 24x reluctor wheel(1997-2007) Product Description 24X Solid Billet Crankshaft Reluctor Wheel This custom one piece reluctor wheel is designed for any application requiring a GM LS style 24x reluctor wheel. Not sure if any of this is applicable to the V6. 2 and 6L80E 6 Speed automatic transmission. 7,716,827 Heat the reluctor ring to 450 degrees F, then slide it onto the casting. Or change the entire computer and wiring harness to work with the newer LS2 crank reluctor wheel,,,yuck. The CKP sensor is a dual magneto resistive type sensor. ??thanks:willy: Dec 6, 2019 · That's it. Be sure to deburr all components before beginning assembly Product Description 24X Crankshaft Reluctor Wheel GM 12559353 Identifying a 24X Reluctor Wheel: 24X Reluctor wheels were primary used on 1997-2005, and some 2006's. 2$ 179. Just a $50 pulse generator and 15 minutes to instal it. GM part number 12552953. 3 or 5. The shop then reinstalled original 346 motor mafless tune (changed from stock tune) and this motor also missed but ran great when i Droped the car off. When putting the 2 side by side- the stock lq4 long crank has the reluctor wheel pressed onto the backside of the flywheel flange while the (supposed) ls1 gto crank has a partition for the reluctor wheel to be pressed about 1/2 closer to the 8th journal. Like putting a perfect 441 LS2 stroker with LS1 24x reluctor into an 2008 LS3 Corvette whose PCM uses 58x. 3L / 6. Feb 12, 2009 · Brazen6. What is needed to swap the reluctors so the LS2 crank will be 24x. This sensor is located at the back of the block, near the oil pan, on the passenger side of Callies Billet Reluctor Wheel Machined in the USA. The LS remains a pushrod, 2-valve V8 in a land of DOHC engines. Could the incorrect reluctor wheel on the stroker have fried the ecu. Mar 9, 2021 · This is a New old stock LS Series 58 Tooth Reluctor Wheel Exciter Crank Ring for several vehicles between the years of 2009-2019 with these ( 4. Now, let’s get the reluctor wheel installed. There was no endplay whatsoever either. I’m doing this so that I can run a 6. This is a short video I made showing how I made my own tool to align reluctor wheels on LS cranks when swapping them. Designed to eliminate the failures due to reluctor slipping on the crankshaft. Apr 4, 2018 · LS engine reluctor / timing wheel by induction apprentice » Wed Apr 04, 2018 8:47 am does anyone know of a ls reluctor wheel installation tool available for 8 or 9 bolt crank flange configurations? Callies Reluctor Wheel, GM LS Due to inconsistencies in 24 tooth OEM reluctors, there have been a lot of failures caused by reluctors slipping on the crankshaft. Not even one little bit. The dual micro switches monitor both notches of the reluctor wheel for greater accuracy. It helps to provide a signal for the Engine Control Module (ECM) and ignition system, allowing them to determine crankshaft position. Jan 29, 2018 · The reluctor wheels on LS cranks are pressed on and there are a few tricks to getting the old one off and the new one on without causing any damage. Feb 13, 2015 · The gray LS-series CKP sensor is used with a 58x crankshaft reluctor. Big thank you to Brendan at LT1Swap. The CKP sensor works in-conjunction with a 24X reluctor wheel. Aug 21, 2015 · In some cases the stock stamped steel two piece 24x reluctor wheels will have to much runout and can cause engine misfires in the 4000-5000 rpm range. The machine shop will send the crank, rods, & pistons out, and mine cost around 200. EFI 24x™ Reluctors Our EFI 24x™ crankshaft reluctors generate a 24x crankshaft signal that is commonly used with GM Gen III LS-Series PCMs. 7L, 6. 2000Holden Back to Catalog « Back to Catalog Reluctors Reluctors Part # 58 Tooth Hemi Chrysler 6. GM reluctor wheels are an interference fit on the crankshaft, and are designed to be installed hot. All 24x wheels are detected by a black crankshaft sensor, while 58x use a grey sensor. It will either separate (its two pieces) or spin on the crank. Apr 19, 2018 · GM LS engines feature a toothed reluctor wheel (also called a tone wheel or tone ring), which is press-fit onto the rear of the crankshaft. 52 Availability: 11 in stock Description Size Guide May 24, 2022 · On the LS cranks, the reluctor wheel can easily be removed and reinstalled with a little heat. I would really like to buy a Callies rotating assembly but Callies is having issues getting 24X reluctor wheels. Compatible with E38 ECUs. My diameter will certainly be smaller than the GM piece. 125, ARP2000 Bolts, -7cc Dish Wiseco Pistons, Performance Rings, H Bearings, Balanced Assembly Dec 3, 2010 · C5 Tech - reluctor wheel question - which LS motors share the 24 reluctor wheel vs the 58x. Oct 6, 2021 · Hi I'm going to be using a LS ecu 0411 to run my ford Cleveland engine - I've had holleys HP which died, so I'm trying this Couple of questions which I haven't be able to find the answers for - hopefully here I will. The guy at JagsThatRun says the center-to-center Crank Reluctor Chart*1999 was a transition year for the CK truck platform from the Gen I SBC engine (5. A typical Dec 14, 2017 · 14) Allow reluctor wheel and crankshaft to cool until it reaches room temperature 15) Optional: Spot weld reluctor wheel to crankshaft to prevent it from slipping in the future 16) Install crankshaft into engine 17) Required: Pat yourself on the back for saving $209. this will be a big part to see if Here is a video explaining the the differences between a 24x and 58x reluctor wheel system on an ls engine. By tack welding the reluctor wheel to the crank, you can prevent common issues like crank angle sensor sync loss and engine shutdowns. They are designed to fit late model Generation III/IV Chevrolet LS Series engines. This optional process is done as a precautionary measure to prevent the ring falling off in shipping, or in a Take a look at our CBM MOTORSPORTS 24X SOLID BILLET RELUCTOR WHEEL, as well as other Timing Components available for sale here at cbm motorsports. 99 + shipping. If it's a low mileage engine can you reuse? Aug 19, 2011 · Basic LS1 components Firing order: 1-8-7-2-6-5-4-3 The firing order of the LS1/Vortec V8 has been revised from the Gen I and Gen II engines. We would like to show you a description here but the site won’t allow us. Mar 18, 2018 · First step: preheat the oven. is there any Feb 5, 2017 · ejs262 wrote: ↑ Thu Apr 14, 2022 8:56 am I'm exploring the idea of machining the 1x reluctor off of the aftermarket camshaft, and making a clamp on 175 degree reluctor. THANKS , very helpful . Hopin In todays episode Im tig welding my reluctor wheel to the crankshaft! Although essentially a tack weld scary as hell lmao Check out the deal on LS Chevy Reluctor Wheel WITHOUT THE SPUD- WE WILL NEVER HAVE THE SPUDS AGAIN at Alkydigger Fuel Injection-Superchargers-Ignitions GM LS Crankshaft Reluctor Wheel Installation Tool RRJ350 • Aligns GM# 12559353 and 12586768 sensor rings on the crankshaft in the correct phased position • Indexes the dowel hole of the flange to the dowel hole of the sensor ring • US Patent No. We baked our reluctor wheel at 450 degrees for about an hour, expanding the metal and allowing it to fit over our crank. The reluctor wheel will turn clockwise as the distributor gear engages with the camshaft gear. Feb 13, 2015 · Early LS-series engines are fitted with a 24x crankshaft reluctor and CKP sensor capable of generating a 24-pulse signal (per 360 degrees of engine revolution) while the engine is rotating. 00 to have done. All steel construction features two indexing dowels to properly align the reluctor ring when installing it on the crankshaft. 99 GM Timing Chain Sprocket 3 Bolt (1x Reluctor) LS1 & LS6 Oct 22, 2012 · newbie on site . All Cranks are nitride heat treated with micropolished journals to add even further durability. I just don't want to be taking any steps backwards since the 58x is supposed to be superior. I'm looking around and find this external mounted reluctor ring that mounts to the rear pinion flange. 0L & 5. please comment with specific questions. We also provide you with a tooth count and what wheel you have. We Around 2005 or 2006, GM started using a 58-tooth reluctor wheel, where before they used a 24-tooth wheel in the LSx based engines (LS1, LS2, LS3, etc. Double check by looking at the Crankshaft Sensor. Tack weld it or find some type of rivit to hold it? The LSX motors are internally balanced. welding ls reluctor wheel GM PERFORMANCE PARTS LS Reluctor Wheel 24-Tooth. GM part number 12586768 Suits LS crankshafts. need the ECM from the 6. Btw. This sensor is designed to “read” only one row of teeth from the crankshaft reluctor wheel. the 6. 8L / 5. LS engines feature a toothed reluctor wheel (also called a tone wheel or tone ring), which is press-fit onto the rear of the crankshaft. Do not attempt to 窶徇ake the job easier窶・by grinding material from either the crank ・Bnge or the inside edge of the tone wheel窶冱 center hole. have kept quiet on multiple questions as i found them via search engine . The following engines came with a 24-tooth reluctor wheel: 1997–2004 Corvette, LS1 or LS6 (all were drive-by-wire) 2005 LS2 Corvette Crankshaft reluctor wheel images: Left image - 24X crankshaft reluctor wheel found on all Gen III V8 engines (LS1, LS6, LQ4, LQ9) and early Gen IV V8 engines (2005 LS2 Corvette, 2005-2006 LS2 GTO, 2005-2006 LS2 SSR). Once the precision balancing process and parts weight matching is completed, we TIG weld the reluctor wheel to the crankshaft to prevent the wheel from rotating and impacting ignition timing. Engine Professional Magazine - AERA In this video I show how to index the crankshaft position sensor (CKP) to a 58 tooth reluctor wheel used on Gen IV LS engines. Lunati performance Crankshafts engineered from 4340 non-twist forged steel that is known for its durability and strength in high performance applications. 6xx) 24x Reluctor. Jun 18, 2019 · The short motor i bought is actually an L98 58x reluctor motor, so I planned to just pull the ls1 24x crank out one of my other good runner ls1 short motors, spot weld the reluctor, and use that crank. This patented tool is designed to make reluctor ring installation easier when working on Generation III (LS1 & LS6) and Generation IV (LS2, LS3 & LS7) GM motors. JMHO. No welding reluctor rings to output shafts. Click to expand I haven't seen anyone have any issues after going to the billet relucter. the 5. Jul 29, 2017 · 2012 v6 reluctor wheel skipped teeth 5th Gen Camaro SS LS LT General Discussions Aug 17, 2023 · The LS1 Reluctor Wheel is an important component of the engine in General Motor’s LS series engines. Where the 24x crankshaft reluctor is made up of two, out-of-phase rings, the 58x crankshaft reluctor contains only one row of 58 teeth. It is designed to align GM #12559353 and #12586768 sensor rings on the crankshaft in the correct phased position. 7 LS1 Crankshaft ( 24 Tooth reluctor) $ 299. In some cases the reluctor will also move causing engine timing issues. I installed a new billet wheel to avoid separation, and tacked (using weld mold rod) it in location so it won't spin. 8K views 1 reply 2 participants last post by stage20 Oct 1, 2009 I Jul 20, 2008 · Save Reply Quote Like 0Reply CPWire 1874 posts · Joined 2002 #10 ·Jul 22, 2008 You would have to remove the crankshaft, then find someone who is capable of removing the old reluctor, and welding on the new one properly. 0 liter Gen 3 in a 2009 GMC Sierra with a Gen 4 PCM. Oct 2, 2018 · About this item 58X Crankshaft Reluctor Wheel Replacement for GM 12586768 58X Reluctor wheels were primary used on 2006+ GM Vehicles. It caused me some seriouse headaches because mine got damaged a little. The reluctor wheels are available in different tooth counts to accommodate your specific year and engine combination. Mar 18, 2014 · We take a comprehensive look at LS Reluctor Wheels and what they do for your LS engine. Learn how to weld a reluctor wheel to a crankshaft using pulsed TIG on the Dynasty 400 TIG welder — and why it is important in racing applications. 4 Tone Wheel 04893290AA Billet 58 Tooth Hemi Chrysler 6. 65K subscribers Subscribed If you're swapping an LS Series engine into your street rod, musclecar, or classic car, you're going to need one of these Chevrolet Performance LS engine reluctor wheels. ). 0 is 58 on the reluctor wheel. 4 Tone Wheel 04893290AAB Arrow 32 Tooth Billet Reluctor with new Hemi Target Ring 05037457AA 24 Tooth LS Reluctor Ring 12559353 24X LS Billet Reluctor 12559353-1 58 Tooth GM LS ReluctorRead More understanding crank sensors The LS1 24x reluctor wheel uses a hall effect sensor and generates a square wave signal which is used to determine crank position. GM part number 12551520 or 12559353. What is a hires and lores signal? Oct 1, 2009 · goodson tool for ls reluctor ring installation, different from ls1 to ls2? Jump to Latest 5. 0 bigger than the other engine?swap the oil pan and pick-up tube from the 5. The crank position sensor is located at the rear of the block, above the starter, on the passenger's side. 0 donor vech. comparing the OEM cam with an aftermarket, it's apparent that the sensors both start at the same point, approximately #4 TDC on the power stroke, or #1 TDC on the intake stroke. Through process of elimination I determined it was the thrust bearing causing the problem. Nov 9, 2018 · According to the latest info, its seams 1000+hp and two steps, seam to be the start of the limits for the factory 24 tooth reluctor wheel. 000 Stroke, Molnar H Beam Rods 6. What would be the best and easy way to keep it together. I know Lingenfelter has a 58x to 24x converter but I have an application where I would need to go the opposite route. CALLIES RELUCTOR WHEEL - BILLET - 24X - 140024Pay over time with Affirm. The crank in this motor is equipped with a 24X reluctor. 3L, 5. You would have to find an LS2 crate motor from 2005 with the LS1 crank reluctor wheel count. i know the ls1 had the 24x reluctor and ls2 newer had 58x . The numbers are specific to my application, but it's easy enough to plug in different values for another set up. Apr 10, 2013 · Anyone ever swapped a reluctor wheel at home? Is this a DIY project or best left to a machine shop? What was your experience with the swap? Everything work out ok? Also, since you have to pull the crank would new bearings be needed. Do you sell the billet which motor would be better for my 95 camaro? an ls2 with a 58x or 24x reluctor wheel? or does it even matter? Enjoy the videos and music you love, upload original content, and share it all with friends, family, and the world on YouTube. It would run with out balancing, but do it while it's apart. Then you would use an older LS1 computer to run the engine with the 24x reluctor, and Cable TB. Learn how to weld a reluctor wheel to a crankshaft using pulsed TIG on the Dynasty 400 TIG welder. You can tell by looking at the reluctor wheel sensor: a black sensor is a 24x wheel, a gray sensor is for a 58x engine. Otherwise just go billet and be done with it. Shop Crankshaft Reluctor Wheels at Summit Racing. The wheel itself acts like its losing structural integrity Dec 30, 2012 · I have a 2001 LQ4, wiring harness, and PCM. This wheel is used as a way for the computer Apr 18, 2015 · Goodson makes this tool to properly index and install a new reluctor ring onto the back of an LS crank. besides changing reluctor wheels on a fully assembled engine, what are the options? Product Description 58X Crankshaft Reluctor Wheel 58 T GM 12586768 Identifying a 58X Reluctor Wheel: 58X Reluctor wheels were primary used on 2006+ GM Vehicles. Apr 14, 2019 · LS Crankshaft Reluctor swap using the Goodson RRJ-350 Boost With Bridge 2. Why use a Billet 24X Reluctor Wheel: We are seeing a new trend in the failures with the stock 24x Reluctor Wheels. - Three bolt camshaft gear from a 1997-2004 LS1, LS6 or other Gen III V8 engines. Mar 28, 2012 · C5 Tech - 58X Crank in a 24X LS1 - I broke the crank in 2000 FRC with an LS1 and I am in the middle of a rebuild. While it was cooking, we used a torch to gently heat the old reluctor wheel, then hammered it off. Chevy 5. The Reluctor Ring Jig is designed specifically to fit Generation III (LS1 and LS6) and Generation IV (LS2, LS3 and LS7) GM motors. Sep 10, 2022 · It has become the most popular, most sought-after, and most studied GM engine of the 21st century. Yet we can trace the GM V8 LS family – Gen III and IV – with a nearly straight line right back to the origins of the 265 small-block Chevy that made its debut in 1955. Ls TSP forged crankshaft, stock stroke (3. See if you qualify at checkout. #motoiq # Jul 9, 2012 · If you deal with late model engines, you have probably dealt with removing and installing a Reluctor Ring, also called a Reluctor Wheel. Does anyone have the LS 58X Reluctor wheel tooth dimensions? I am thinking about making a hidden wheel to go in front of my crank gear. Features include: 24x Reluctor as pictured Applications: LS1, LS6 Engines 4. Allowing the reluctor wheel to rotate freely, install the distributor into the engine until the distributor is seated on the intake manifold. 7 to the 6. 1 reading Jump to Latest 20K views 27 replies 21 participants last post by Genesch Mar 15, 2016 Find LS Engine Crankshaft Reluctor Wheels at LSXceleration with Free Shipping with Free Shipping on qualifying orders! Dec 27, 2013 · The rivits are popping out of my reluctor wheel,I can some what get to it by removing the oil pan,But I am not going to pull the motor. . 2. $59. NOW IN SMEATON GRANGE! Oct 16, 2018 · Before balancing, we check the reluctor wheel placement on our LS crank with Goodson’s installation and alignment tool (pn-RRJ-350). kcm hsd ygziw dllgp hbklt ylwxjc uhvuu tngzau suaar tkt zkz amk tzow vbozjw uhujho