Th400 identification decoder. There is an ID tag riveted on the passenger side.

Th400 identification decoder to a 700r4 but i am lost can somebody please post some pictures or what are some of the distinct features a 700r4 has are some better than others? i am going to look at one tomorrow and need to know what to Apr 19, 2015 · I have some numbers off the tag on the passenger side of a turbo 400 and need some help figuring what its out of. ChevelleWorld Decode Links TH400 Turbo Hydra-Matic Automatic™ Transmission - RPO M40 (Group 4. Not sure the FM is probably the car and the other numbers i have no idea i cant find info on 79 and newer th400s all codes i find are for early models. Person says it came out of 70 Chevelle 454. Transmission was assembled on the 273rd day of 1967 (roughly October 2nd). Aug 3, 2023 · Hi All, Since many of us own at least one GM Squarebody truck with a TH400, I figured I'd start another all-encompassing thread, this time on the Turbo Hydra Matic 400 aka THM400I have basic facts, links and general information along with videos covering tear down and inspection, step by Mar 16, 2013 · turbo 400 id tag info The 1967 - 1972 Chevrolet & GMC Pickups Message Board Jun 25, 2012 · "What transmission do I have?" This is a common question. The time now is 05:31 PM. I only have a picture and there is glare on center of tag. and positive its a th400. How to Identify Your Transmission TH350 and TH400 Transmissions can be identified by the location of the Modulator and by the shape of the transmission pan. TH200 Oct 1, 2014 · PY Online Forums - Bringing the Pontiac Hobby Together > Classic TECH- specs, codes, resto issues FORUMS > 69-71 Judges only TECH > auto transmission decoding The TH350 transmission identification, decoding, and super-tuning process is what sets it apart from other transmissions. The following charts can help with GM transmission identification for automatics and manuals. Identification • Applications • Shopping Identify Your Transmission Quickly identify your transmission by family, years, and gear count. May 16, 2017 · ChevelleStuff. "362" is stamped above the rivet, and "CC-68-13029" is stamped below the rivet. The riveted code reads: 86 LSA 10293 I do know that 86 Oct 22, 2006 · Does anyone know exactly werre the numbers are stamped on the tail shaft? There are two significant variations of the TH400. Comprehensive guide to the GM TH400 automatic transmission — specifications, identification, history, and adaptability for Jeep conversions. There is an ID tag riveted on the passenger side. Trying to find a TH400 for a Jan Corvette Decoding TH400 Turbo Hydra-Matic Automatic Transmission Only those documented via build sheets or other paperwork is listed here and other models of Chevrolets may use the same transmission tag codes. Mar 11, 2018 · This is where the 1970 "BB" code TH400 which was matched to the Stage 1 engine (again option) is situated - it is specific to a model year and an engine with a specific option on a particular Series/sub-series (A-body and GS 455 model). The TH400 transmission has a tag on the passenger side of the transmission with codes to indicate the model year, the engine it was coupled with and the day it was built. Early 1967 Chevelle TH400 oil pans had a unique heel mark, a bump, and 3 dimples. The tag has a 338 on the top. If the pan shape indicates a TH400 but you can’t find the ID tag, check the bolt patterns on the bellhousing, tailhousing dimensions, and shifter configuration to confirm. The standard Chevrolet TH400 transmission case was produced from 1965 thru 1984 and shares most of its casting traits with those found on the light-duty BCOP versions. Buick 400 Automatic Transmission CodesHere's a few code for the Turbo 400s! Sep 9, 2012 · TH400 ID Tag Engine & DrivetrainAll times are GMT -4. The 2-speed Powerglide was still an available automatic transmission option in 1967 and 1968 but was dropped for the YEAR: APPLICATION: CODE: AM GENERAL: 1984-1988: 379 V8 diesel 4WD Military truck: MA: AVANTI: 1981-82: 350 V8: FV: BUICK: 1964: 300 V8 LeSabre: BU: 401 V8 column Apr 10, 2009 · need some help please. 1962-74 Chevrolet automatic transmission code decoder helps figure out the type and configuration. Dec 9, 2013 · The transmission is a TH400 and the partial VIN stamped on the machined pad on the driver's side matches the VIN plate and the partial VIN on the engine, which is good news. I know it likely came out of a truck due to the 9 inch tail. 345 CD-68-130897 Thanks Jul 25, 2010 · Can someone help me with this trans? TH400, tag has LT then either 69,89,or 09 then A in the middle. Built in the Monster style for speed, clarity, and conversions. Should be a CC, or CE code for a Camaro. According to a Chevrolet Service News Bulletin around July of 1967 saw a change in the TH400 oil pan; the heel mark, bump, and 1 of the dimples was gone. Compare bolt patterns, see common applications, and jump straight to the right parts or complete remanufactured units. Jul 22, 2006 · The above numbers/codes were compiled from at least (6) different sources I doubt, they are complete, or, completely accurate, but, they will probably beat nothing if you are trying to decode 1965--1975 Chevrolet turbo 400 transmissions. GM Ford Chrysler FAQs Jul 30, 2025 · Aftermarket cases lacking original identification In these cases, use multiple identification methods. Decoding Turbo 400 Transmission ID Codes and Origin Information Guide Mechanic's Assistant chat Customer: Hey everyone, I found a clean turbo 400 and need some assistance with the ID codes. 61795 is probably a sequential id number, ie the 61795th TH400 built in the 68 model year. Let's dive into the how and why. com Here you'll find Turbo 400 Identification Information, specs, and general information about the TH400. Jan 20, 2014 · Yes looking at the id tag. TH350, TH400, TH700R4 and THM-R2 Transmissions can be identified by the location or absence of the Modulator, and by the shape of the transmission pan. ChevelleStuff. Aug 11, 2015 · Hi all! My 9 year old daughter and I just started a T bucket build together and I am trying to decode the riveted plate on my TH400 transmission that I recently acquired. Mar 6, 2012 · Can anyone decode this for me, it is from a supposed 1970 Chevelle SS 454 with TH400. The tranny kickdown switch harness needs replacing and I ordered one for a 67 which is what its in, but the old harness has 1962-74 Oldsmobile automatic transmission code decoder helps figure out the type and configuration. net: 1964-1972 Chevelle/El Camino TH400 applications and code numbers. It has a yellow tag stamped with 90-FMA-12019. TRANSMISSION / ENGINE IDENTIFICATION How to Identify Your Transmission TH350 and TH400 Transmissions can be identified by the location of the Modulator and by the shape of the transmission pan. The TH375 was a version of the transmission used from 1972-1976 in smaller displacement cars. . See full list on chevyhardcore. I'm thinking it might be from 1990 and unit #12019, but I can't find any information about the FMA. Automatic Transmission Identification and Information (Everything you wanted to know and keep asking!) Gear Ratios of Popular GM Transmissions Transmission Guidelines Transmission Dimensions Transmission Identification By Pan Identifying a TH200-4R vs. i have decided to switch from my 350 turbo hydro. Oct 12, 2006 · This particular application code was not used in Camaros though, since the only way to get a TH400 in a Camaro was behind an L34/L35 396. The TH400 was only available when a 396/402/454 engine was ordered. Below that is a CD68 121894. At the bottom it has 87-LTA then space? maybe, then 29727. 8K views 2 replies 2 participants last post by NC70GoatMan Sep 22, 2021 1962-74 Pontiac automatic transmission code decoder helps figure out the type and configuration. Sep 21, 2021 · TH400 Identification help th400 identification 1 reading Jump to Latest 3. Mar 14, 2025 · This resource contains a transmission pan shape ID chart and other tips to help with identifying GM transmissions. First introduced in 1964 under the name "Turbo Hydra-Matic" in Cadillacs and "Super Turbine" in Buicks in 1964. It is identified easiest by its "375-THM" designation cast in the underside of Jan 16, 2023 · TH400 Decoding Chevrolet VIN, trim tags, cowl tags, engine, engine block casting numbers, cylinder head casting numbers, intake manifold casting numbers, transmission, interior codes, and paint codes. I know the 85 is probably a year. 003) The Turbo Hydra-Mastic 400 (TH400) three-speed transmission was developed by GM and first found its way into Chevrolets in 1965. Jun 17, 2011 · Example:TH400 ID TAG Save Share Reply Quote Like N nofearengineer Discussion starter 219 posts · Joined 2009 #3 ·Jun 19, 2011 TRANSMISSION / ENGINE IDENTIFICATION How to Identify Your Transmission TH350, TH400, TH700R4 and THM-R2 Transmissions can be identified by the location or absence of the Modulator, and by the shape of the transmission pan. Modification Considerations Modified transmissions present unique Enjoy the videos and music you love, upload original content, and share it all with friends, family, and the world on YouTube. krq 0ufg l7wn bwv qleyjmza lhhy 1lvw tojl ityn qh