4l80e to dana 300 adapter. 4L60E to 4L80E Swap, Attention 4WD Owners with Superchargers Now as for the Dana 300 I'm choosing that because I am solid axle swapping and want a stronger case that is also gear driven. It would have been great behind the Caddy, I wouldn't go that way with with the ls1. This adapter assembly includes a new Dana 300 input shaft with 27 spline and replaces the existing stock Dana 300 input shaft. Option 2b - Same as above but mate . FITS WITH NP241, NP246, NP261, NP261HD, NP263, & NP263HD TRANSFER CASES. This kit fits only Dana model 300 transfer cases. If you want to check it out, I have a blog/website with my build documented 72 Wagoneer - Civil Rock. Advanced Adapters 50-6304 : GM 4WD TH350 to Jeep Dana 300 Adapter Kit. Includes new mainshaft and mounting hardware. This shows the centered mounting on the adapter between the NP203 and TH350. The GM 4WD 4L80E adapter to the Jeep Dana 300 is 3. The 4L80e to Jeep transfer cases adapter is compact at only 3. Satisfaction Guaranteed No hassle return policy. The adapter kit includes an adapter housing, new Dana 300 input with 32 spline, sealed bearing. Guaranteed Lowest Price We'll match or beat any price*. I’m finishing the porting this week and sending everything out for hot tank cleaning. Include a note with your name, address, and phone numbers. It drives and runs great, but I have a massive tranny fluid leak that leaves 2-3" spots on the ground when I stop. com: GM Genuine Parts 15724745 Transfer Case Adapter. Search: Np208 32 Spline Input Shaft Swap. fits with np241, np246, np261, np261hd, np263, & np263hd transfer cases. Our 4L60-E (including the 4L65 & 4L70) to the Jeep Dana 300 transfer case adapter makes for the most refined assembly both on-road and off-road, and has become one of our most popular transmission to transfer case combinations in these applications. 0L, Banks header and DP kit, Dana 44s with high steer, ARB lockers, BDS suspension, Bilstein Shocks, 35" MTRs. How to use with 203/205 doubler: Use stock 4WD adapter. Former “Family Wheeler” Scout 2. gm 376129 th400/np203 transmission to transfer case adapter 4x4 4wd 4l80. A new output shaft for the TH700R4 is supplied in the kit along with a new 23 spline input gear for the Dana 300. The adapter assembly fits 1985-91 GM NP205 / NP208,241 transfer cases that were previously used with a TH400. This article also covers a variant of the 4L80E - the 4L85E, which is built to handle even heavier-duty use, and all references to the 4L80E apply to it unless otherwise mentioned. This vehicle uses a TH350 to NP208 adapter with a re-drilled NP203. 4l80e 4l85e ' 91+ 4-speed automatic transmission with 17 bolt pan: extension housing. For use with 1969-86 GM TH 350 2 wheel drive transmission and will require driveline modifications. Advance Adapters GM 4L80E 4 Speed Automatic Transmission to Jeep Dana 300 Trasfer Case Adapter Kit The GM 4L80E adapter to the Jeep Dana 300 is 4. Another neat t case is the Jeep Dana 300, which is what the atlas is designed after. The 4L80E has proven reliable like it’s predecessor. What speed sensor fits the Dana 300?. Re: anyone have experience converting a 4l80E to full manual DISASSEMBLE PART 1 PART 2 Part 3 PART 4. Recently Advance Adapters has developed an adapter for land Rover transfercases that is easily installed onto the transfer case and can readily be used directly to a number of other brand transmission tail housings. 0" long for a combined transmission and adapter length of 29-1/4 . 95 700R4 to Dana 20/300 Transfer Case. 2 DB2 swap, 4l80E 1994 S10, Forged 93 Typhoon 4. Selling a novak adapter for a th350 to dana 300. TF904/999 to Dana 300 Ultra Short Adapter. Included in kit: Adapter Plate, Adapter Shaft, Seal 4L80E – LT230 housing or one of Advance Adapters †Dana 300/New process 23 Aug 12, . Note the helical cut gears that mesh with the planetary gears in the 4-speed's planetary housing. Advance Adapters has a kit to attach a Dana 300 to a T-18. Project has stalled and hasn't been touched in over 2 years. The Dana 300 is found in 1980 -1986 Jeep vehicles. CPT Transmission Adapter for GM Automatic to IH 266, 304, 345. And the overall length of this transmission and adapter is . Paging Helmer, Chi I am thinking about using a 4l80e behind the LS1 It will bolt right to the stock GM adapter plus have the correct VSS . GM 2WD 4L80E 4speed automatic transmission to the Ford NP205 transfer case,adapter kit. , 4030 Pike Lane, Concord, CA 94520. For a nominal fee, we will inspect it and issue new SFI numbers if it passes inspection. I was lucky with my 4L80E, American shifter sells a shifter that has 8 . Klune V And I have a 203 from behind a th350, but no adapter if you choose to go that route. They allow you to retain the stock location of your transfer case for a . I think you might be pleasantly surprised at how much a built 4L80E can handle. Advance Adapters GM 4L80E 4WD to GM NP205 Long Input Circular 6 Bolt Pattern Spacer Adapter. There are 3 different output shafts for 4L80E transmissions, all 32 spline: Output sticks out ~2-7/8” from the end of the transmission case: This is the only 4WD output shaft and basically works like a TH400 with the ~2-1/2” shaft. Pass side drop, and there is a 4:1 kit but building them very strong ads up (about $1500 done and told with HD output shafts and 4:1 kit). Ford Flathead to AOD Transmission. Transfer Case Adapter, GM, 4L80E Transmission, Dana 300 Transfer Case, Kit. Novak's 4L80E transmission to the Jeep Dana 300 or Early New Process (or New Venture) transfer cases conversion makes for one of the strongest geartrains possible for both on-road and off-road, and has become an increasingly popular transmission to transfer case combination. This 465 will have a 32 spline output shaft with a 8 3/8" adapter housing. Search: 6l80e Transfer Case Options. Related Product Advance Adapters GM 4WD 700R4 And 4L60 To Jeep Dana 300 Adapter Kit, Automatic Transmission - AA-50-6309 Magpul M-LOK to MOE Adapter Kit. At Jake’s Performance the 4L80E is our most popular transmission. 0" long for a combined transmission and adapter length of 29-1/4". As Seen on Xtreme 4x4 - This adapter allows adaptation of a GM automatic Turbo 350, 400, 700R4(4L60E) or 4L80E overdrive transmission to an IH International . The stock adapter length is a pproximately 5" on these applications. Successfully mates a Dana 300 or Atlas to the 4L80E. Anyone running this set up? how do you like it? Besides Adavance Adaptors, does anyone else make a adaptor?. Our hours of operation are Mon-Fri 9am-6pm and Sat 9am-1pm. New adapter, SM465 transmission pattern on the front, Jeep/Ford/Dodge 6 bolt round pattern on the transfer case side. Advance Adapters Gasket-73-79 NP205 Large Bore. The $175 kit from AA is for a 4wd 4l80e anyway. Add to Wish List Add to Compare. For TH350, TH400, 4L60E, 4L70E, 700R4, 200-4R, TR6060, and For Ford AOD transmissions 4R100, 4R70W, C5. Advance Adapters Dana 300 Twin Stick Shifters. And the overall length of this transmission and adapter is 30. Standard 6 bolt round transfer case adapters GM 4L80E to TH400 NP205 Adapter/Spacer Kit $199. It did take a little firewall massaging to get it to fit but , very minor. GM TH400 to Dana 300 transfer case Adapter kit (4. Our products are made to the highest standards with zero compromises on quality or materials. This Adapter Kit Adapts The GM 700r Series Transmission To The Dana Transfer Case In 1971 to 1980 Scout II Fits: 1971 Scout II, 1972 Scout II, 1973 Scout II, 1974 Scout II, 1975 Scout II, 1976 Scout II, 1977 Scout II, 1978 Scout II, 1979 Scout II, 1980 Scout II. 7 to T18 (expensive) and use a mated TC143 or Dana 20/Dana 300. As for your transmission, the Advance Adapters 4L80E-to-Dana 300 adapter requires that you remove the two-wheel drive tailshaft and swap the main shaft out for a 32-spline GM shaft (PN 8661596. NV4500 Transmission Info, Conversions, Reviews. Advance Adapters offers two options with their twin stick shifters. Advance Adapters GM 4L80E 4 Speed Automatic Transmission to Jeep Dana 300 Trasfer Case Adapter Kit. Additional parts needed: part #716021 transfer case mount, #G104 Chevy small block flexplate 283-350 and #716010 vacuum. The 4L80E automatic transmission has increased in popularity, adapting to the Jeep transfer cases, listed below: Dana Spicer Model 300 (1980 - 1986) The Dana 300 is found in 1980 -1986 Jeep vehicles. 1957 to 1964, 371 / 394 Olds Motor to Chevy Transmission Adapter (externally balanced) # OL1000302) $ 1295. Fitment: Direct Fit; 21 spline input shaft. For an h2 I'd do the 4l80e with the six speed conversion and lower first gear. Estimated Ship Date: Friday 2/25/2022 if. I know advance and novak both have really expensive adapters for the 700r4/D20 neither the dana 20 or 300 are built for that torque. GM 15654927 4L80 NP241 TRANS TRANSFER CASE ADAPTER 4X4 4L80E with Output Shaft . Adapts a GM SM420 4 speed with a case length of 10. Smart kamera kompaktnih dimenzija Kamera se putem Wi-Fi konekcije povezuje sa aplikacijom na Vašem pametnom telefonu Preko telefona možete gledati sliku uživo ili podesiti da n. and a chevy 27 spline 241 which would work with a 4l60E. 25 Studs 85mm fits for 2009-2015 for Can-Am Renegade 800R 1988-2002 for Bayou 220 $89. The kits (Dana 300 Rotation Kit and the Dana 20 to Dana 300 Conversion Kit) come with almost everything you need, with the exception of RTV sealer and a good thread-locking compound. Find Transfer Case Adapters Dana 300 Transfer Case Model, 4L80E Transmission Type and get Free Shipping on Orders Over $99 at Summit Racing!. GM 700r Series Transmission to Dana 300/Dana 20 Transfer Case Adapter. Estimated Ship Date: 5/18/2022 if ordered today. About 4l80e 4l60e 4x4 Swap To Crossmember. 4l80e adapter to 241 208 transfer case and many other possibiltys. The Novak 4L80 to Jeep transfer cases adapter is compact at only 3. Dana 30 Bearings Dana 35 Bearings GM 4WD TH350 to Jeep Dana 300 Adapter Kit Advanced Adapters. IMS's 4L80E tail shaft adapter is designed to convert your 4WD 4L80E to a 2WD. The adapter kit includes an adapter housing, new Dana 300 input with 32 spline, sealed bearing, gaskets, seal, fastening hardware reluctor ring, reluctor sensor and adapter instructions. Adapter to install a 4L80E transmission on a Dodge $ 468. BELL ,DANA 20 Transfer Case FREE SHIPPING. Send the clean, degreased bellhousing to Reid Racing, Inc. Search: Dana Transmission Manual. BillR '86 CJ-7, 360, 727, OEM Dana 44, locked and loaded!. 25-26 Dana 18/20 Transmission-to-Transfer Case Adapters. 0 with a aw4 - 4 speed auto tranny , Dana 300 transfere case , power steering and power brakes. Are you planning to put the TH400 adapter on the 4L80E? All the Jeep Dana 20s have the Texas pattern, not the round New Process pattern. The newer 4L60E and 4L80E use an input and output speed sensor, which controls shifting and lockup and will set a trans code if there is a difference that the computer doesn't expect, which it sees as slippage. Includes Phone Tech Support For the life of the product. Behind my NV4500, I have a non-Texas pattern Dana 300. A Dana 20 WILL bolt up, as will a Scout Dana 300. If you wanted a 241 to go behind a 4L80E the one mated to my 400 would be the one you would want with the 32 spline input. Adapter NV3550 to Dana 20 Adapter, 1966-77 Bronco. My 4L80E is mounted behind my Pontiac that makes 600 ft-lb of torque, and I know several guys who drag race theirs and they are making a close to 1000 ft-lb and 1000+ Hp. Some information provided by Advance Adapters. Advance Adapters GM 4L80E Transmission to Dana 300 21 Spline Transfer case Adapter - 50-0432 $610. The adapter itself is machined of a 6061 billet aluminum alloy, featuring thick flanges and a heavy cross-section. 4L80E Parts; 4L60E Parts (1993-2006) AOD AODE 4R70W to Dana 20 Adapter Kit. GM SM420 Transmission To Dana 300 Transfer Case Adapter. 4L80E Atlas Adapter Atlas: This adapter kit, P/N AS-6450, . You have to buy a different tranny output shaft anywhere from $100 and $175 - Still save about $350 on the. SM465 to NP205 adapter housing, '84 and older. SM465 to D300 adapter for use with mating SM465 to NP203 or Magnum underdrive. I also installed a Dana 30 front diff. Advance Adapters TH400 To Dana 300 Transfer Case Adapter Kit, Automatic Transmission 1980-1986 Jeeps CJ5, CJ7, & CJ8 Scrambler. Recertification of your Bellhousing: Your Reid Racing bellhousing must be recertified every 5 years. Quick shop AS-0401 : ATLAS 4L80E ADAPTER 4. 4L60E Adapters and Mounts parts in-stock with same-day shipping. Even though the NV3550 has the correct output shaft spline count to fit to the Dana 300 transfer case and the correct indexing, the rear bolt pattern is slightly rotated from that of the Dana 300. The 241 has a longer reach than the 300 which will make driveshaft clearance easier If your looking for parts I have a 2wd 4l80E, a 400/241. Clocking Dana 300 Np208 Np231 Np241 6 Bolt Drivers Side Drop - Lift Ring. This is a 1972 Wagoneer with a 1989 Isuzu 4BD1t > GM 4L80E > Dana 300. The computer considers the gear that the trans is in and the transfer case range. com: Customer reviews: GM Genuine Parts 15724745. Turbo Hydramatic 400 Transmission ADAPTER Jeep Dana Model 300 Transfer Case. So, Novak will give great customer support. As for your transmission, the Advance Adapters 4L80E-to-Dana 300 adapter requires that you remove the two-wheel drive tailshaft and swap the . 4BT and 6BT Cummins Adapter, Chevy 4L80E TH400 700R4 4L60E 47re with E-TransControl, Dodge Dana 60 with free spin hubs, Dana 70, B&M Mega. This kit allows the Dana 300 to be shifted to the following configurations: 2WD High, 4WD High, 4WD Low, Rear Low, and Front Low. 00 Add to cart; Adapter to install a late model 5. How to adapt a Muncie 4 speed to accept a Jeep Dana 300, 18 or 20 transfer case using an Advance Adapters kit. Engine to Transmission Adapters or Transfer Case to Transmission Adapters. It lets you put the vss on the tail shaft of the trans, so you don't get skewed readings from the tail of the transfer case. Allows you to adapt a GM Th350 3 speed automatic transmission to the Jeep Dana 300 transfer case. Due to the AX15 and Dana 300 having two different rotations, this ?clocking? ring will allow the two units to be bolted together and provide the Dana 300 with four rotation angles; The Advance Adapters Dana 300 Rotation Kit for AX-15 ring kit consist of a Dana 300 rotation ring, gaskets, fastening hardware and adapter instructions. The T18 is a reknown, heavy-duty truck transmission designed for and used in ½, 3/4 and 1+ ton trucks. 2: Use a SM465 that was originally mated to an NP208 transfer case. Shop 4L60E Adapters and Mounts parts and get Free Shipping on orders over $149 at Speedway Motors, the Racing and Rodding Specialists. Advanced Adapters GM 4WD Th350 3 Speed Automatic Transmission to Jeep Dana 300 Adapter Kit. The rotation plate and adapter are machined from solid blocks of T6061 aluminum. 625" Fits - Jeep Dana 300 Transfer Case; Adapter kit includes - Adapter housing, 27 x 23 spline spud shaft, snap rings, bearing, gasket, o-ring, and fastening hardware. Transmission Adapters, Transmission Adaptors, Bendtsen's Transmissions, Ham Lake, MN. 1993-96 GM 4L60E 4 speed automatic transmission to the Jeep Dana 300 & 23 spline Jeep New Process transfer cases, adapter kit. The Adapter The Novak 4L80 to Jeep transfer cases adapter is compact at only 3. We recommend that a service manual pertaining to your . This adapter is intended for use with the medium length, 23 spline input gear common to the NP231J transfer case. 4L60E/4L80E Vehicle Spee d Sensor 24in Extension. I believe there is a question of output shaft length with the 4l80e because the np205 and adapter are very short compared to the 208 or 241 and the 4l80e was never used the the 205 in production. fits these 4l80e & 4l85e equipped chevy, gmc, & hummer models with 4-wheel drive: avalanche 02-06 4 sp rwd/4x4 v8 8. It shares many components and design features. Adapting the GM 4L60-E (later version) Transmission to the Jeep Dana Model 300 Transfer Case and Full-Size Jeep New Process Transfer Cases. The single center mount lets the Doubler adapter and the motor mounts control all the torque while the single mount between the 203 and trans helps keep the drivetrain from bouncing and breaking. 3, PT-72GTQs turbo, 6 96Lb inj, Custom Mpfi intake, Big stuff 3, 4l80E etc 1994 Wrangler - 4. This permits the adaptation of the GM 4L80E to . Use a 2wd 4L80E with long splines and cut them down after carefully measuring. Front face of an NP231 with the proper 23 spline input gear. Advance Adapters AA-50-6309 Transfer Case Adapter Kit Jeep Wrangler Accessories AA-50-6309. Yes, I could have purchased an expensive $$$ adapter and kept on using my Dana 20, . This instruction sheet is only to be used for the assembly of. The Novak Guide to the Borg-Warner T18 & T19 Transmissions. Short is any transfer behind a 4L80E will work behind the NV4500, making any of them a doubler is a little harder. With stock width axles, you can not run a large OD front shaft, it will hit the transmission case. Also yes, centered rear output and pass drop front output. TH350 to Ford round pattern/Atlas adapter, 1-1/2 Inch thick. One is a bolt-on the other requires transfer case disassembly. I have also had good luck with Advance Adapters. The transmission to transfer case adapter includes the adapter, new output shaft, rear seal and snap ring, and necessary seals, gaskets and bolts. The 4L80E was introduced in 1991 in the GM C/K Trucks line-up, and remained in production through the 2009+ model year. d34770g-15724745-4l80e-4l85e-4x4-adapter. The adapter plate is milled to exact tolerances with large radius corners and a thick mounting foot. Even though the AX15 has the correct output shaft spline count to fit to the Dana 300 transfer case and the correct indexing, the rear bolt pattern is slightly rotated from that of the Dana 300. Details The GM 4L80E adapter to the Jeep Dana 300 is 4. Those are RARE, available only in 1980. It is one of the most respected transfer cases and is regarded as the gold standard by casual Jeepers up . Well, I think that's a relative question. Proposition et Expérimentation d’un Cadre Méthodologique pour une Gestion Intégrée des Connaissances d’Entreprise. TH400 to Dana 20 and Dana 18 Adapter Kit with 4-inch Bore in Transfer Case. We have built them for applications ranging from heavy towing vehicles to 1800+ HP street/strip cars. I think any combo stated would be a fine idea. The transmissions we sell are modified on the tailhousing to accept the stock Dana 300 bolt pattern rotation. 0" long for a combined transmission and adapter length of 29-1/4" (equivalent to a ~22-5/8" manual transmission). I'm partial to the 203/205, but the 203/300 is nice, and there'd be nothing wrong with a 231 or 241 to 300. 7L Dodge Hemi to 4L80E or any other Chevy transmission (TWO WEEK BUILD TIME FROM TIME ORDER IS PLACED) $ 715. Additionally, on Dana 300 applications the Dodge version is preferable because the adapter requires a Dodge output shaft, and utilizes a stock Dodge 4x4 tail housing. One hole will need to be modified slightly to fit but the other five bolt right up. Dana 300 can go 4 to 1 ratio or the 4L80e is also almost 5 inches longer than the 4L60e and 2 Ford AOD 87 & Earlier to Jeep Dana 300 Transfer Case Adapter. Chevrolet 4L80E Automatic Transmission Case (Casting Number 86805814) (Good-Used) Part #: U34760-8680581-4 / U34760ED. Advance Adapters GM 4L80E 4 Speed Automatic Transmission to. You'll use a NP203 gearbox with a 32 spline input gear and the face of the 203 drilled and tapped with the GM round bolt pattern to match up to the factory 208 adapter housing. I'm posting a link with parts to make it possible to swap our tcase onto a 4l80e. The 4L80E is the descendant of the “Ole Reliable” TH400 transmission. Oct 10, 2013 - Advance Adapters Engine and Transmission Adapters & Conversion parts. Adapter Plate Kit - 12V/24V to 2003-2010 6. I pulled my LQ4, 4L80e from the donor. Adapter Fittings -6AN Flare to 1/4" NPSM Compatible with 4L80E. The twin stick shifters allow for easier transfer case shifting and other gear selection options like 2WD low and front. This is the first time I've done this type of build, but I. Adapter material is 356 T-6 heat treated aluminum alloy. yes the input shaft may be different. From 1980-86 and will also adapt the same transmission to a NP231 transfer case flush 23 spline from 1987-04 that originally had a 999, 904 or a NV3550 transmission. Search: 4l60e To 4l80e Swap Crossmember 4x4. CPT NV4500 to IH V8 Transmission Adapter Kit. Drill/tap six bolt transfer case. Product & Features The Adapter. Option 2a- Purchase adapter from Vortec 5. I was planning on a 4l60e behind it, and that would be my best recommendation for you. The factory ECM tells the TCM when the case is in low range and adjusts shift patterns accordingly. GM 4L80E 4 speed automatic transmission to the Jeep Dana 300. Search: 6l80e Transmission 4x4. The GM 4L60E / 4L65E adapter to the Jeep Dana 300 is 4. Manufactured from 356-T6 heat treated aluminum alloy. The stock output shaft in the TH700R4 must be removed. 00 Select options; Adapter to install an AOD transmission on a Ford FE motor. Usually about $250 used in good shape plus adapters. It is one of the most respected transfer cases and is regarded as the gold standard by casual Jeepers up through the enthusiasts. Late 4L60-E, 4L65-E, 4L70-E to Dana 300, NP229, NP228, NP219 and Jeep NP208 Adapter. I've read that the Dana 300 will stand up with tires up to 38 inches, but I think we need to look at the whole picture. 25” Dana 300 input shaft adapter kit 716017 Trans mount 4L80E: This . Oct 10, 2013 - Advance Adapter The GM 4L80E adapter to the Jeep Dana 300 is 4. This adapter is double center marked with two different bolt patterns for the Dana 300 and will need to be. Compatibility: Before 2007 GM trans case holes(front and rear ,top and bottom) (Fit For 4L80E1991-1995. 46L80 Transmission With Transfer Case for sale online. The 4L80E is very heavy, it has a heavy rotating mass, and eats up a lot of hp. the dana 300 is a really good case iam sure some one makes a adapter to bolt it up to a chevy trans. About Transfer Case 6l80e Options. About 4l60e 4x4 To 4l80e Crossmember Swap. I sold the old drivetrain, 304,TF727, Dana 20, those are hard boat anchors to find buyers for. i know you can get extra low range kits for . GM 4L80E (MT1) Automatic 4 Wheel Drive GM 1991-2006 (12). Novak's 6L80E transmission to the Jeep Dana 300 or Early New Process (or New Venture) transfer cases conversion makes for one of the strongest drivetrain's . Allows you to adapt a GM Th350 3 speed . The adapter has a provision for a transmission mount. All the parts came from a Cherokee so , it was all Jeep parts. This CNC machined one-piece 6061-T6 Aluminum adapter has been designed to mate a Torque Flight 904/999 automatic transmission to a Dana 300 Transfer case in the shortest possible configuration. The stock 23-spline input gear for the Dana 300 is retained, and the tail housing bolts directly to the mounting face of the Dana 300 transfer case. This adapter replaces the factory extension housing on a 4wd transmission, . Advance Adapters GM 4L80E 4 Speed Automatic Transmission to Jeep Dana 300 Trasfer . GM Chevrolet 4L80E 4-Speed Automatic Transmission Case With Casting Number 24200726-5. Adapter to install a Chevy 700R4 transmission on a Ford Small Block motor 1968-1980 $ 499. Its also wide and I would think you would need a 2 piece shaft with the short reach of the 300. And the overall length of the transmission and adapter is 25. 0l apart for rings, bearings, Summit 8720 cam, ported 706 heads. Free Shipping Free shipping on orders over $49**. The 4L80E Transmission system is equipped with a computer called the Transmission Control Module (TCM), located in the left/rear passenger seat compartment which interprets, ana-lyzes and records electronic signals from sensors and switches located on the engine, brake pedal, and transmission. The GM 4L60E / 4L65E adapter to . Or with one of Advance Adapters “Dana 300/New process 23 spline “ circular six bolt pattern. This is a universal-type kit that may require the handles to be bent for specific applications. Advance Adapters transfer case adapters will save you a lot of time and headaches. If your input gear is not of this type, we can provide the proper input gear at an affordable cost. Found something about a NP208 on a TH400 that can be used as an adapter for the Dana 300 anyone know the specifics? And FYI - You can use the NP 208 adapter for the 350 and 700R4 and mate it to the D300. 2003 2500 LQ9 heads and cam, Built 4l80E, DD 1994 Suburban 2500 4x4, 454 getting turbo 6. GM cast iron transfercase adapter 15654927 4l80e TH400 to NP208. Biggest issue with a 700R4/4L60 and a Dana 300 combination: the width of the transmission forces you to run a small OD front driveshaft. This package facilitates the installation of the Reid Racing SFI bellhousings to a GM 4L80E transmission. I'm running a built 401, a T-18 transmission, and Dana 44's with Detroits, 4. This adaptor is for the Turbo 400 and will not fit the 4l80e there is a difference in the feet and the orientation of the adaptor.