I use universal tractor hydraulic fluid I buy from WalMart for $24. That series is relatively modern all oil is hydraulic oil except the engine and that is 30 WT. Main Hitch Hydraulic Pump - New ... International Harvester 674. International Harvester 684. International Harvester 686. Sold initially at a price of $11,300 (1978), the International Harvester 674 Tractor had a few price variations, so if you got it for less, you found a great deal! We carry new, rebuilt and used International 674 tractor parts. Hi I'm Wayne I will help you with this Good Afternoon, Case ih hytran fluid is used for hydraulics and transmission fill through plate on top of deck next to shifter check plug is located on left side of transmission housing next to clutch linkage rod probably square headed pipe plug PLEASE USE REPLY BUTTON FOR INFO,NOT POOR/BAD SERVICE,PLEASE US for 2 ga for topping off. * All Fields Required. We have the gas engine rather than diesel, so … I still use the 2 gal cans as the 5 gal cans are too heavy to heft up to the fill … Save money with rebuilt and used IH 674 parts! A-142867C92 Pump, Hydraulic Piston 31.00 Lbs. We have a 574 which is the 674's little brother. Dim/Info: 19 For Models: 1206, 1256, 706, 806, 756 FARMALL SN <17635, INTERNATIONAL SN <8424, 856 FARMALL SN <27286, INTERNATIONAL SN <9492 Jon Anderson: I have a '76 IH 674 (Gas) with 2100 hours on it with an IH 1850 loader. Production of the International Harvester 674 Tractor started in 1973 and continued until 1977. Name: Phone Number: Email: Tractor Make and Model: Description of your pump (include any numbers and markings): While the position of the plugs and filters may differ from tractor to tractor, the basic process is the same. INTERNATIONAL 674 Horsepower The 674 was built from about 1973 till 1977, not 1983 as the ad states. INTERNATIONAL 674 Production Details. Fill out a Product Request Form. A complete change requires at least 10 Gal US. It's been a feedlot and acreage tractor all its life. Posted: Thu Aug 28, 2008 8:27 am Post subject: Snarky answer to where hydraulic fluid goes: I don't know about the 674 specifically but my experience with old tractors in general is that it goes all over the underside of the tractor and on the ground. Our inventory of International 674 tractor parts is always changing. Price at production date: $11,255.00. I have a 674 International that I'm having problems with. If the part you need is not listed online, please call toll-free 877-530-4430. Changing your tractor’s hydraulic fluid is very similar to changing engine oil: remove the plug, drain it out, clean the screens and replace the filter, put the plug back in, fill it back up. Manufactured by: INTERNATIONAL. Its always been a reliable tractor for us, and ours has over 10,000 hours on it currently. For Models: 5088, 5288, 5488 A-382332R1 Hydraulic , Gear Pump Drive 0.87 Lbs. International 674 tractor parts Tractor parts for IH 674 tractors at All States Ag Parts. I was leaking hydraulic fluid so I checked the dipstick by my left foot and it was clear fluid and difficult to read but it appeared low. ... Power Steering/ Hydraulic Filters. Filter, Hydraulic … First, I'd question the ad. International 674 Oil Filter found in: Spin-On Oil Filter, Crankcase Gasket Set, Gas, Oil Bath Air Cleaner Filter Element, …895, 946, 955, 956, 995 (diesel) ], [ 454, 464, 544, 574 (gas, and LP … Can anybody help please? I jacked it up and cycled the steering for 20 minutes left to right and that didn't help. When I changed the hydraulic fluid and filter, the power steering quit working. The the 3 point lift works, the front end loader hydraulics work, but no power steering. 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