All Doors; Door Hardware; Door Hinges and Latches;. Suits GM TH350 & TH400 gearboxes, easily plumb your Transmission Cooler with AN lines and fittings. #4 · Mar 16, 2008. . 700r4 Cooling Lines Trans Cooler Team Chevelle. 6204 posts · Joined 2007. . PART NUMBER: TRA-2195. Estimated Ship Date: Nov 28, 2023 (if ordered today) Oversize $19. 1964-1983 El Camino Transmission Lines Parts. 1/8th with 2500/3. Enjoy!silicone s. lines; b) replace the torque converter; and c) replace any auxiliary transmission cooler(s) (if applicable). Turbo 350 transmission cooler lines diagramTransmission th400 routing cooler line installuniversity avoid bend degree weird shown length side Th400 lines cooler transmission fittings pre made shop misc trackhawk demon hellcat drivetrainTh400 cooler lines diagram. Bottom port on the trans is the pressure side. Compare. 2. org on 2022-01-08 by guest builder and technical writer David Vizard turns his attention to extracting serious horsepower from small-block Chevy engines while doing it on a budget. You really need a cooler though. Th350 Transmission Diagram. The TH400 is an aluminum cased three speed automatic transmission that was produced by GM. Click Here to Request a Catalog! Toggle navigation Menu. The 350 transmission is 21-3/4" long and its one-piece case is cast of aluminum alloy. Fitting Location - Flow Direction. Alas simplicity usually wins out. 7L. Part #: FTV7801 | Manufacturer Part #: FTV7801 $41. Slide the transmission forward on the alignment studs and onto the dowel pins. You want the already warm fluid to flow into the external cooler to help better control fluid temperatures, so. Lower ¼" Pipe Cooler feed/out. Port Spacing [Stainless Steel] (0) $49. 10 Diagram Th350 Cooler Lines In And Out Luceeinayat Chevy 350 with a th350 transmission. Take out the old lines, doing your best to not bend them or tweak them too much, Use them as a template for the new tubes. Providing a REBUILDABLE core will be a credit toward your build price. Mechanics, Ag. o The lower transmission coolant line on the TH-350C transmission is the pressure side (hot fluid pumped out of the transmission). Then up to the AC Condenser Connection:May 21, 2019. there is a top/bottom. Standard Delivery. Even better than that, one could dream up a thermostat controlled line system where NONE of the fluid goes to the radiator or external cooler until it warms up. While this is well established and widely. Transmission Cooler Line Frame Bracket $10. 68. vira. If the transmission cooler runs horizontally, it doesn't matter whether the trans fluid runs to the left or to the right. 430 A C TURBO HYDRAMATIC 250, 250C, 350, 350C 3 SPEED RWD (Lock Up & Non Lock Up) Revision 02/2018Th350 Oil Flow Diagram petike de. Transmission lines are exposed to the elements and over time can leak. [DIAGRAM] Chevy Turbo 350 Transmission Diagram FULL Version HD Quality from eteachingplus. Chevy GMC 81-91. The “extra wide” coolers from Earl’s have a width of 15¼ inches and heights range from 2 to 18½-inches. TH350 Cooler Lines The 1967 - 1972 Chevrolet & GMC Pickups Message Board. 1967 - 1969 Firebird Turbo 350 Automatic Transmission Cooler Lines Set, OE Steel : Our Price: $ 57. My radiator trans cooler is named outlet drivers side, inlet passenger side. 1968-72 Trans Cooler Line with Turbo 350, Stainless Steel. General Motors. Shop for New Auto Parts at 1AAuto. Right now I have it running top line in. These preformed transmission lines replace the original transmission cooler lines and run from transmission to radiator following the factory routing. Out from the driver side bottom radiator. Web seems the factory used the bottom on the rad for hot out from the trans, and the top. It circulates the hot fluid away to the radiator via cooler lines and returns the cooled fluid back to the transmission. Note: This location is recom-mended to monitor the true transmission temperature going in, as well as checking the oil cooler efficiency. TH200C Metric, 2004R. OIL FLOW DIAGRAM Page1 Discuss Super Chevy Tech Talk and Chevy Technical Discussion topics in the Super Chevy forums at Super. It has been proven that for every 20°F your transmission increases, it cuts the lifespan of your transmission and transmission fluid in half. 95. Buy 1968-1982 Corvette Transmission Cooler & Lines online at Zip. First, make sure you use a barbed fitting to tie into your existing lines. Run the trans bottom pressure line to the bottom fitting of the radiator. npsm or 1 4 in. TH350. It is a 355 with around 400hp and a 274 duration cam. GM Transmission Cooler Fittings. 1972. Dorman Automatic Transmission Cooler Lines 624-051. Designfilters - cooler 0904-000 filter: oil sportpac (2 required) 0905-000 filter: oil enpac 0440-001 cooler: engine oil 5 x 1-1/4” 0440-549g3 cooler: dual engine/gear 0520-000 kit: oil bypass (includes bypass, o-ring, & fittings) 0520-001 bypass: oil sb 0520-002 o-ring: bypass cover 0000-871 fitting: oil bypass (2) 0901-350 bracket: dual oil sb. Make sure to adjust the TV cable with the video’s help. Sold as a 2 piece set, both are 5/16" in diameter. Order Chevrolet Impala Auto Trans Oil Cooler Line Fitting online today. 1972 had there own Trans Cooler Lines. 99. burnout, Hayden Transaver Coolers are an integral part of extending the life of your transmission. The TH400 is conservatively rated at 450 ft. TCI Automotive. "A" Fits models with TH350 or TH400 transmission. Heated Transmission Cooler Flush Machine Overview. Get the Best Performance with JEGS Automatic Transmission Cooler Line Kit for GM TH350/TH400/700R4 113601K parts at JEGS. net. May 13th, 2018 - Which line is the outgoing line to the tranny cooler on a TH350 T 350 cooler lines Fitting Location Thread Size Flow Direction TH 350 cooler line oil flow Hot Rod Forum Hotrodders. This is an old draft of some TH400 oil pump technical. Thoughts, suggestions? Turbo 350 Transmission Cooler Line Diagram. Make sure you verify your transmissio… $95. Part #: GCS-S5047. They are an ideal solution for replacing your old factory rusted or damaged lines. tor and shifter cable. For questions or to place an order by phone, please call our solutions desk at (888) 324-1617 8AM-6PM PST (West Coast USA). #2 · Oct 3, 2006. #6 · Aug 19, 2009. Th350 Transmission Parts Diagram 913 subscribers 6. 99Come out of the radiator cooler and around to the "input" line of the external transmission cooler. Disconnect the transmission cooler lines from the transmission. 7K views 2 years ago Replacing the kinked and leaking steel transmission cooler lines with NiCopp lines. Disconnect the transmission cooler lines from the transmission. Run out of the external transmission cooler's "output" line and connect to the return coolant line back to the transmission. spare tire hardware, glove box, package tray, dash and door parts. Includes: Black Fittings. com 1978 - 1981 Firebird and Trans Am Transmission Cooler Line Set for Turbo 350, 5/16" Original Steel New transmission cooler lines for your 78 - 81 Firebird or Trans Am. Powerglide - OEM. Return Cooler Line Chart Transmission Location 03-72LE (A44DE) Rear 125, 125C (3T40) Top 180, 180C (3L30) Rear 200, 200C Bottom 200-4R Bottom 300 (ST300) Top 325, 325-4L Top 350, 350C Top 4L30E (Isuzu) Rear 4L60E Top 4L80E Lower Front 4T40/5 Bottom 4T40E Lower 4T60E, 4T65E Horizontal Case FittingWiring diagram transmission chevy plug electrical schema oreo gm data silverado switch diagrams please light choose board Diagram wiring Wiring diagram switch safety neutral trans tcm soleno. These work great for all TH-350 automatic transmission models. 1979 Firebird and Trans Am Transmission Cooler Line Set for Olds 403 Engine Turbo 350, 5/16" Stainless Steel. Here are the steps you need to take to change the transmission cooler lines on your Chevrolet Trailblazer : 1. The Moroso line that you recommend is stricly a low PSI high volume seamless line (minimum line pressure of a t-350 is 55 psi). Save Share. 5) Swapped out direct housing for 1968 housing (or ealier) 6) 4L80e forward piston and clutch hub to allow for extra friction and steel. 10+ diagram th350 cooler lines in and out - LuceeInayat. 70 more than 10 available lowest price guarantee automatic transmission cooler line kit gm th350 th400 700r4 also fits transmissions w 1 4 in. Th Transmission Diagram. Jack up the truck and place it on jack stands. 0122, 7am-10pm, everyday. Cooling lines on turbo which is oil out, thus the fluid goes thru the trans cooler first then the aux cooler last. Cooler Lines Catalog Number Transmission oil cooler lines are INLET ? Assembly carries flow of oil IN to cooler from engine Browse and Read Th350 Oil Flow Diagram Th350 Oil Flow Diagram New updated The latest book from a very famous author finally comes out Book of th350 oil flow diagram as an. Here's the list of GM transmissions and their in/out line sizes and flow direction. com offers genuine Transmission Oil Cooler & Lines for 2005 Dodge Ram 2500 with great price and fast. STEP 10: Install drive shaft (and torque arm if used). seeing the corrolation of my personal S15 with 350 and 700R4 your outlet temps are comparable to mine. If you have your heart set on a six-speed automatic to back your LS, consider TCI’s 6X transmission. Stage 1 TH350 is reliable to over 500 HP/TQ. Top = Return/Out to top Trans line. The second line goes from the modulator to the vacuum canister. Register or Log In To remove these advertisements. . 42s. Th350 Oil Flow Diagram Quick Turbo 350 question on cooling lines Page1 Chevy. Top to top, bottom to bottom. 427sleeper and Pops @ Tri-5. TH350 Pressure and Return Lines? Hey all - OK - I'm being kinda lazy on this one. Retail: $23. Splice your toggle switch inline after the brake pedal switch and your good to go. Add to Cart. Discussion in 'Traditional Hot Rods' started by TBonez, Mar 20, 2017. In Stock. Exchanging a Powerglide for a TH350 is a pretty basic swap. mohammedshrine. Find Classic Tube Automatic Transmission Cooler Lines and get Free Shipping on Orders Over $109 at Summit Racing! Classic Tube automatic transmission cooler lines are constructed from pre-bent steel, stainless steel, or aluminum tubing, or rubber lines. The adapter material is 356 T-6 heat treated aluminum alloy and the adapter has a provision for a transmission. No "H"es, no valves, just route it your way down south and my way up north and all is good. Unlike GM’s factory six-speeds, which are ‘double overdrive’ with both fifth and sixth gears. The OEM tranny case fitting is made to work w/an inverted flare fitting on the cooler line, using a formed flare on the tubing. This diagram showcases the various lines and connections that allow coolant to flow through the transmission, ensuring optimal performance and preventing overheating. the only thing that's needed to install a 350 is to trim the crossmember. Reply With Quote. 3/8 6AN 20FT, Nylon Stainless Steel Braided Fuel Line Oil/Gas/Fuel Hose End Fitting Hose with 10PCS Swivel Fitting Adapter Kit - Black. Automatic Transmission Cooler Line Kit; GM TH350/TH400/700R4; Also fits Transmissions w/ 1/4 in. Part Number: SUM-230321 4. The top line is the line that the fluid goes into the cooler. 66 SS 396. Disconnect the transmission cooler lines from the transmission. Transmission lines are pressure lines, and without that barbed fitting you can blow a line off and drain your transmission (not good!). Running Transmission Cooling Lines for the TH350. Which Transmission Fluid Line of Turbo 350 is Return Line. brass adapters that were used with the fac. #9, Center Lube (Fluid RETURN from cooler) Bottom line at the transmission. Web web diagram th350 cooler lines in and out thread. Get it as soon as Thursday, Oct 19. Im sure someone will come along that knows which line is pressure and which is return. Unlike a tappered pipe thread these will not crack the case. 2. Next, install it on the return side, after the factory cooler. 160032A 2008 F-150, Mark LT 4X2 4. Identify Your Transmission Transmission Lookup. (national pipe thread size. 1. Find Parts and Accessories Th350 transmission cooler lines KEYWORD and get Free Shipping on Orders Over $109 at Summit Racing!5/16″ Transmission Cooler Lines. TH350. When it was in service, the TH350 was used in truck applications. 66 Chevy II 355SB TH350 03 Chevy Siverado 6. Lower ¼ pipe cooler feed/out. It is widely regarded to be a supremely durable and legendary transmission. "A" Fits Suburbans with small block and 4 bbl carburetor. 355, TH350 w/FTI 2800, 8. Although the name later had to be changed because Peugeot had patented having a 0 in the middle of car model numbers, the 911 didn't let anything stand in the way of its becoming an iconic sports car. Web it says that the top line is the return line. The 1947 - Present Chevrolet & GMC Truck Message Board Network > 47 - Current. SHIFT SHAFT SEAL; and probably the shaft also. #7. Th350 Cooler Lines Diagram 3 3 marked↵ a milestone in automotive history. 215. 4sp w/GV, AC,PS,3. Joined: Oct 1, 2015 Posts: 7,590. Transmission Cooler Line, TH350, 1970-72 Monte Carlo. jeepers creepers. Add To Cart. Nova Transmission Lines. o The upper transmission coolant line on the TH-350C transmission is the return side (cooled fluid returning from the radiator). SKU # 836323. Easy to use parts catalog. Ad But Did You Check eBay. Diagram Th350 Cooler Lines In And Out. Part Number: CST-CTT1003-OE. THM cooler line ports. Diagram Manual Gm Turbo 350 Transmission Diagram On a turbo 350 transmission you have the upper and lower transmission cooler lines on pass side of the car which one is the sender, and which is the return? reply quote 1 5 of 5 posts pops @ tri 5 58450 posts · joined 2008 #2 · mar 21, 2022 fitting location flow direction upper return in (blue. These are often bent or twisted. If you are searching about Turbo 350 vacuum line hook up help wiring lockup on th350c. 700r4 oil flow schematic wordpress com. It will be easier to install if you can remember how they were run before. Description: Turbo 350 or 400 small block with radiator mounted in front of core support. Worth repeating: Modulator O-ring. TH350 rebuild tech Crankshaft Coalition Wiki. That's actually incorrect i believe. All TH350 builds now have a $450 core charge due to core shortages. Fittings were used to adapt from the 1/2" Heater hose on the cooler to 3/8" lines to travel to the 7. Free Same Day Store Pickup. if you haven't started using nicop over steel, you are missing. Our corrosion-resistant lines pass a dozen different validation checkpoints and seamlessly replace the most current OE cooler line features, such as barbed hose crimp. I have seen it numerous times both on the track and the street. Author. Chevy Th350 Transmission Diagram. For those who are interested…. Fitting Location : Thread Size: Flow Direction: Upper: 1 / 8 ” Pipe: Return/in: Lower: 1 / 8 ” Pipe. Gm turbo 350 performance transmission level 2Cable transmission tv diagram 700r4 350 turbo 700r adjustment shift trans rebuild guide chevy wiring gm 4r efi adjusting bracket Good diagram of the turbo 350 valve bodyTh350 routing radiator technical. Web Diagram Th350 Cooler Lines In And Out Thread. Derale Snap-In Radiator Adapter Fitting for GM. Th350 Oil Flow Diagram Th350 Oil Flow Diagram ATI Racing Transmission Front Pumps and Super Pumps. The cooling system helps to keep the temperature of the fluid within acceptable levels, which prevents overheating and damage to internal components. Powerglide - Dedenbear. 0 transmission cooler upgrade. But to use an aluminum line that is designed as a carburated application fuel line for trans cooler line is asking for trouble. 05 inches up to 4. Model. For questions or to place an order by phone, please call our solutions desk at (888) 324-1617 8AM-6PM PST (West Coast USA). DesignWeb diagram th350 cooler lines in and out thursday, october 27, 2022 edit. The primary benefit of installing a transmission cooler line diagram is improved reliability and performance. 34-5695. 10 Diagram Th350 Cooler Lines In And Out Luceeinayat Chevy 350 with a th350 transmission. Upper ¼" Pipe Return/in. 99 $37. $69. Page 8 August, 2019 Bulletin No. Without the vacuum line attached it will always shift like it is running at wot, even. 2017: 1970 315hp/410ftlb Buick 350 Code SP Stock w/ 800cfm Qjet and Crower Level 3 cam (rip) and TH350 #2 (rip). Remove the skid plate and the splash guard (if applicable). Oversize $9. 95. 0 out of 5 stars. Oil Industry Process Flow. It is a 355 with around 400hp and a. 4) Red Eagle Frictions. Warning: Always use two wrenches when tightening the In-line Thermostat Fitting to the oil cooler; failure to use a back up wrench could cause damage to the cooler core. Lowered 3"F / 2"R 1975 Chevy K30 Crewcab Dually. See more product details. I recommend using a high-capacity pan and a transmission cooler for performance-built transmissions. i dont believe in cross threading stuff, but some people do, save enough to replace the cracked trans case. Surface Studio vs iMac – Which Should You Pick? 5 Ways to Connect Wireless Headphones to TV. $24. All you need is a little 7" X 9" or 8" X 11" thin cooler out in front of the Rad or in front of the A/C condenser. Our Price: $10. Th350 Oil Flow Diagram ankrumax de. 1978-1980 El. $62. Based on the actual diagram, the cooler line flow is not too. TH400 Transmission. 95 $ 69. A good rule of thumb is run a least a by past line. Help wiring lockup on th350c discussion in. Torque converters and transmission coolers can trap debris, which may then contaminate your new B&M transmission. Page 2 of 2 < Prev 1 2. The TH400 came in two wheel drive and four wheel drive vehicles, passenger cars and heavy duty trucks, as well as GM vehicles. , Stainless Steel, 4L60, 700R4, TH350, TH400, Pair. Clean out pan. Register or Log In To remove these advertisements. 3 @ 72mph in the 1/8th with 2. To use the wrench, slide the open end of the wrench over the cooler line, then slide the wrench down the line until it reaches the nut used to secure the line to the transmission. 3 V8 and TH350 transmission. Outer line furthest from converter: 440-T4 (4T60) Horizontal (smaller brass) case fitting: 700-R4 (4L60) Top: Sprint (MX17) Bottom: Spectrum (Toyota A130L) Bottom: Nova 3 speed (Jatco F3A) Bottom, line nearest pump: Nova 4 speed (Toyota A240E) Bottom: Aluminum Power Glide : Top: Allison 1000 : Cooler Manifold: 03-72LE (A44DE) Rear: Honda: 2, 3. Lower ¼" Pipe Cooler feed/out. Since I do not drive my cars in Freezing weather I have never hooked up the Trans lines to the Rad, just to the Trans Cooler as I see no reason to heating up the Trans Fluid with the hot Rad Fluid. See more ideas about th350 transmission, classic cars muscle, muscle cars. NPT Threads on Case; Includes: Black Fittings; Stainless Steel Braided Hose; View Details. (I live close so I can drop by). This item 6AN 70" Transmission Fluid Oil Cooler Hose Line kit for GM Chevy Transmission 4L80E TH350 TH400 4L60E 700R4 200-4R TR6060 Ford AOD 4R100 4R70W and C5 Stainless Steel Braided PTFE Hose Sineside AN6 Flexible Transmission Cooler Lines and Fittings, 2Pcs 7FT PTFE Lined Braided Stainless Steel and Nylon Hose, Replace 700R4/4L60 /TH350. Does anyone have pictures of their trans cooler lines from a TH350 or TH400My Nova is a 1970. Diagram Manual Gm Turbo 350 Transmission Diagram. Estimated Ship Date: Monday 11/20/2023. A worn-out TV cable or a faulty adjustment is another common issue on the 700r4 transmission. #4 · Mar 16, 2008. This agrees with the diagram that Bel Air kiwi posted. If you haven't. 919 inches. Th350 Oil Flow Diagram zinstv de. Th350 Transmission Parts Diagram. I know from a Th200 to a Th350, the lines need swapped for it to work right. 919 inches. The transmission cooling line system is vital to any automatic transmission. These exact reproductions come in pairs. Source:. Cooler line swap. Accessories and Parts. The TH350 weighs 120 lbs. Most popular models are in stock for immediate availability and come with a 3 year/100,000 mile Nationwide Transferable Warranty — Parts and Labor. You will need to determine which line is the return for the transmission. TH200/200-4R . Surface Studio vs iMac – Which Should You Pick? 5 Ways to Connect Wireless Headphones to TV. (4) 6AN 90* Hose Ends. If you are restoring the car, you'll probobly want a new crossmember that's not trimmed. Thx. 979. a vacuum line. 69 Chevelle Malibu 400/TH400 (136379Z328013) 67 Camaro Coupe 327 - Sold 26:th of Aug 2014. Install at least one bolt on each side of the bellhousing. nvaccess. 99. Cooling lines on turbo 350 which is oil out. Transmission Oil Cooler Lines Plews amp Edelmann. Reply Quote. Th400 cooler lines diagramTh350 vacuum line diagram Pit stop: automatic trans kickdown cables—are they really needed?Vacuum lines help. Included are details of the desirable factory part. Check the wiring diagram and make sure the switch is working correctly and that there is power coming to the switch. Oldsmobile. 67 Chevelle Malibu SS Cdn. 75:1 overdrive. Duralast Transmission Cooler Line Assembly B61240 $ 59. The lower line will go to waste, but this. TH-350C Filters. i tried a new rubber o ring still leaks. Register or Log In To remove these advertisements. Hayden's Transaver coolers are designed for the Transmission Repair Specialist but can be installed. Posted on april 26, 2023 by admin. The filter works to keep contaminants from wearing parts from your transmission fluid. For example, replacing a Powerglide with a Turbo 350 is an easy swap. Make. tor and shifter cable. e. Automatic Transmission Cooler Line, Stock, Steel/Rubber, Each. We use ni copp for the lines. Web Summit Racing Flexible Automatic Transmission Cooler Lines SUM-230322-B. Radiator Adapters. #5 · sep 27, 2012. Into the bottom of the transmission cooler. 14. Replacement Cooper Washers - AF59-3750. Replacement Cooper Washers - AF59-3750. this pressure helps to keep the fluid temperature steady and also prevents damage to the internal components of the transmission due to extreme wear or heat. The outlet going back to the trans is on the dr side--line has a right angle turn. Engine Oil amp Transmission Oil Cooler Lines Catalog Number Transmission oil cooler lines are INLET ? Assembly carries flow of oil IN to cooler from engine. Th350 powerglide trifive Turbo 350 vacuum line hook up Transmission th350 lockup hydramatic Th350 vacuum line diagram. which causes all the fuild to drain out it i,f it sits for very long. comSurface Studio vs iMac – Which Should You Pick? 5 Ways to Connect Wireless Headphones to TV. The 4L80E transmission is the advanced progeny of the legendary TurboHydramatic TH400 automatic transmission, and is based heavily on the 400 in both parts and strength, yet featuring an added overdrive gear, a lock-up torque converter and advanced electronic controls. Easy way to find out is use a compressed air line on them both and see if one way flows and the other doesn't. 1972 Chevrolet GMC Blazer Jimmy 4WD T350 5/16" Trans Cooler Lines 2pc, OE Steel. Finally, Earl’s manufactures curved coolers that have a width of 11. In a hurry. . Transmission Cooler Lines-Stainless Steel-2 Piece "A" "A" Fits models with TH350 or TH400 transmission. We just updated our "Avalanche" Buggy to LM7 5. Vacuum 350 1978 diagram chevy hose line hook turbo lines transmission. Dorman Transmission Oil Cooler. Powerglide - OEM. folkenheath Volcano Manifolds. Advance Adapters Flexible Transmission Cooler Lines 23-1500-60. Transmission Wiring Harnesses. Basically, any cooler with a face height up to 18½ inches can be created. Transmission Oil Coolers. From the upper rad cooler fitting run a line to the aux cooler. 850". These readings can be obtained by attaching a 300 psi fluid pressure gauge to the appropriate pressure port on the transmission, and running the engine at 2000 rpm. The Novak. Front ¼" Pipe Cooler feed/out. Register or Log In To remove these advertisements. TH-350C Drum. Fitting Location Thread Size Flow Direction. Designed to work without. My tranny cooler hook up with picsLoad wiring: 2002 chevy trailblazer transmission cooler lines diagram Trailblazer coolant chevrolet 2002 engine hose diagram recovery radiator rsvr coolChevrolet s10 transmission cooler lines. The below transmission cooler installation diagram shows the transmission fluid flow direction and how the fluid will be routed through a new external cooler. Cooper washers included. page 7A-17, upper left hand corner, shows a picture of a Turbo 350, with a label for the upper port as the pressure line to the radiator, and the lower port as the suction line (return) from the radiator. Additionally, it helps reduce wear on parts due to friction caused by high. 3. . Lower ¼ Pipe Cooler feedout. I bought a set of "1958-1963 Chevy Automatic Transmission Oil Cooling Lines Turbo Hydra-Matic 350 & 400" from Eckler's but since the car was not a stock auto, I am not sure how the lines route. Automatic Transmission Vacuum Line, Steel, TH350, Chevy, Each. Jun 5, 2023 - Explore Alessandra asil's board "TH350 Transmission" on Pinterest. 2. GMC Customer Service: 1-800-462-8782. Transmission Line Pressure Specifications Or Scroll Down to the Appropriate Line Pressure Chart GENERAL MOTORS FORD TH350 Pressure Test Forward Whether you need TH350 wiring diagram TH350Step 5. Welcome Guest Log In. 1. * Means extra charge will be $20. Perhaps someone here can help. Our Price: $83. the dipstick is made from two different. Last edited by gchemist; 04-07-2009 at 05:04 AM. Recently Viewed. On a TH350. TH350 straight fitting (NPS) to trans case is 25 ft/lb, tapered (NPT) is 15 ft/lb.