CAT C12 Coolant Manifold. Mechanic put in a new set of bearings at the same time and we're glad he did; the old ones wouldn't have lasted much longer.Â, Have you guys seen how "fat" those CAT-brand C12 liners are? This engine features a fan-drive mounting bracket, front engine supports, a lubricating oil filter and a dry charge coolant conditioner. The guy there told me that the water pump was the main culprit for the coolant in the oil. We didn't have noticable coolant in the oil, but we were loosing it. Graglor Location Offline Senior Member Reputation: 131. Don't recall seeing anything around turbo, just on the bottom of motor. A Torque Sensor, is a transducer that converts a torsional mechanical input into an electrical output signal. Since you have milky substance in the fill tube, you are getting coolant in the oil. did the work and told me o ring went bad on one liner and dumped antifreeze into oil. the only coolent I could find was a small drip on the one of the front gears. Hey guys. "Some people are educated beyond their intelligence.". Failure to heed this warning can lead to prema-ture failures, product damage, personal injury or death. placed pail on propane burner and heated to 214 deg f. no leak. We have a 2004 quad dump truck that had to be towed in today. … read more Replace with new double stud bolt, reuse existing spacers (washers). Come join the discussion about performance, builds, ecodiesel, towing capacity, modifications, classifieds, troubleshooting, maintenance, and more! 11-30-2020, (Subject: Best Oil and Coolant for CAT engines? ) Coolant testing strips, refractometers and testing kits assist in helping you avoid machine downtime due to an early change interval and provides early detection of problems to help you avoid major component damage. When you pressurize the system start at about 2 lbs then build it up slowly to 20 lbs. Diesel Engine Oil for Cat® Engines Diesel Engine Oil for Cat® on-highway trucks, earthmoving, commercial, and marine diesel engines combines a high quality base stock with a proprietary, balanced additive system having a combination of metallic detergents, ashes dispersants and … When replacement parts are required for this ... (filters, oil, additives, catalysts, fuel, etc.) This engine features a dry charge coolant conditioner, a fan-drive mounting bracket, front engine supports, and a lubricating oil filter. f you own a newer piece of Cat® equipment, you probably haven’t given coolant much thought. Cat Coolant Types: Extended Life Coolants. 1988 ford van fresh overhaul, 1991 nissan pick-up 1993 Caprice 2000 GMC S10 Blaser 2007 nbs 3500 GMC 4x4 crew-cab long box 17 inch single wheels Duramax Alison. $0.00 . (11-05-2016, 04:33 AM) Samsquantch84 Wrote: Lestoil is great for cleaning out the oil from the radiator and anything else you can wash out. ours was loosing coolant this spring and ended up being the water pump. What is the best oil and coolant to run in these CAT C12 What coolant would work bed, do they have a all makes coolant? JavaScript is disabled. ( it is normal thickness, below the flange = only "splash oil" hits that area)   I say twice as thick as a 3406 liner, in that upper half area. Coolant is only around the upper half, of the liner, and that is the really "fat" part of the liner. I personally like Delo synblend 15-40 (13$/g) and 10% 120-140ish wt gear oil, i think rawze uses walmart brand, i used to use Mystik (citgo) but have been buying my distributors xtreme brand synthetic for a cpl gear box replacements and just used the leftover in the engine. Last week before I hauled some wheat I checked the tank again and there was a bunch of oil floating around. they can be a ft thick and still loook like the marrow of the inside of a chicken bone in a spot about 3 inches long and a 1/4 inch wide.the first hole thru will be about the size of a pin head.But no matter what diagnosis needs doen so good money wont need to be sent after bad. Never seen it. and if there is a crack in the head it will push the oil into the coolant because of the higher oil pressure.In cases like this, #1 is oil cooler, then cracked head then head gasket, or … if i do that how do i torque the new head bolts? Guy before me only put about 1500 miles on it. We were dumping a gallon/day in ours to get finished with harvest last year. (pretty hard for the original poster to decipher, when guys lump all CAT engines into one category or design)C12 use a big, fat, tall band(rubber material) midway down into the block, then the outside of the liner has a slight taper to it(just above the liner flange/lip area), and when the liner goes downward(during installation), onto its midship, liner flange; that big, fat, tall liner band gets pushed outward AND downward against the block, to help seal it, PLUS, even if it did leak, THEN the coolant would also have to get thru the liner flange "seat area" or "lip" to even get coolant into the oil (This head is clamped pretty hard, with the fire ring and headbolt tension all pushing downward in that metal to metal joint. Furakawa FL35 loader. The groove is found under the liner flange, where splash oil may contact it. I will be changing a radiator hose and also doing an oil change. Well, I just recieved an new direction. electrician. I would have checked that a long time before, I would have ripped the engine apart. If there is a shop doing the oil change for $150 I would question the quality/type of oil and brand filter they are using. Not sure what has been done to engine. in the process of finishing my new shop. It came back with … 102-00 Boost Pressure Sensor Stuck High 25 252-11 Incorrect Engine Software 59. Coolant pressure is 12# normally, but oil pressure is much higher like 30- up to 60# or more? The liquid coolant is used and a manual, we decided that we should check the head. With the large amout of oil in coolan, the oil should show in the coolant quick if the engine oil cooler is bad. Some of you guys are talking about 3406, or 3306, C15 or C-15 engines; they are a much different design for liners, than C12 or C10. The guy there told me that the water pump was the main culprit for the coolant in the oil. Piston Cooling Nozzle Eye Bolt. yes, it was the water pump only. We made plates for each end of the oil cooler with a air fitting. 4wd is correct. $699.00 + shipping . I sat down with the GM district warranty representative. Viewing a thread - Cat C-13 engine, good and bad. We dyno'd it and never got it to leak, he would take it out and call at Leduc saying it was blowing oil out. removal of rocker covers revealed lots of water and sludge. $199.00 + shipping . Have you ever noticed the blowby, was "puffing" OR have you removed the oil filler cap, with engine idling, when warmed up, and noticed it was "puffing"? Engine Parts for sale on MyLittleSalesman.com. Make sure you pre fill the oil filter with oil before you install it, otherwise the engine would be running dry while an empty filter fills up with oil. made by other manufacturers are used on Caterpillar prod-ucts, the Caterpillar warranty is not affected simply Just a thought! I have an engine here with so much engine oil in the coolant that rad is plugged. I always test oil coolers hot, but I've seen some only leak in extreme cold as well. hope you all have a good thanksgiving. My engine was just overhauled about 30k ago. The liquid coolant is used (C12 _ right side block plug and dipstick.jpg), C12 _ right side block plug and dipstick.jpg. We pulled the oil cooler, and cylinder head to testing. Changed that and also cleaned the screen for the breather haven't had to add any antifreeze since and no slime in the fill tube or breather.. Don't know how many o rings went bad. I was just starting with the water pump. Could be o - ring went bad on the Liners. Well, I had an oil change done and I noticed that my coolant was a little low and I had the oil tested at my local cat dealer and it came back positive for coolant. When the coolant mixes with the oil, it robs the oil of its lubricating properties and can destroy an engine rather quickly. Good Clean Part. CAT C-13 Engine Accessory Mount , Part # 222-2899 . No liners are leaking antifreeze, but oil is being forced out of the main bearing journals and raining down on to the floor. Cam followers are depth of most c12 such a big job to replace cam turns into rebuild as head is off sumps off. There is no backfeed of oil into the radiator. Check for excessive smoke (oil getting into the bores), coolant loss (coolant getting into the bores) and a mayonnaise effect in the oil (coolant getting into the oil) You don't say what car you have, but for quite a lot of vehicles, particularly older ones, that is a do-able job for a reasonably competant diy mechanic. If internal leakage is suspected, refer to "Testing The Radiator And Cooling System For Leaks" for instructions on pressure testing the cooling system. CAT C-12 Oil Cooler w/ Filter Base, Part # 115-4514. Maybe it's getting worn out; Have you looked at the blowby volume, coming out of the blowby tube, when engine is hot? Good Luck! The alternator on the Caterpillar C12 has an output rating of 12 volts and 105 amps. thanks. SELECT YOUR VEHICLE. Truck has almost 1.1 million miles on it. i have coolant in my oil. Put air to it submerge the whole thing in a tub of water and see if air comes out of the oil holes. Ant crack that would go between the coolant passages and the oil galley would put oil in the coolant. Or, onboard construction technology that helps you get to grade faster, hit target payloads, and keep you safe. Look at this Caterpillar C12 Coolant Manifold For A CAT C12 Engine for sale in Arizona. You sure with c12? I removed it, plugged off all the oil galleys, filled it with solvent, preasurized it and put it in the hot tank. I would pull the motor and have it gone thru. Ive noticed a few months ago that I was getting a little bit of oil in the coolant tank in my peterbilt. Cat dealers have the most current information available. they did a re-man on his engine and the problem still occurred. Member. We had the same issues with the C12 we have. Ant crack that would go between the coolant passages and the oil galley would put oil in the coolant. If head comes off do you self a favour and REPLACE cam followers. The quality of finished oil is dependent on the quality of the base stock, the quality of the additives and the compatibility of the base stock and additives. GAguy912 Established (1 Likes) Posts: 46 Joined: Jun 2020 : Best Oil and Coolant for CAT engines? A forum community dedicated to Diesel engine owners and enthusiasts. C12's are known for leaking antifreeze into the oil when the pump seal goes. ... CAT C-12 Oil Cooler W/ Filter Housing, Part # 115-4514. The C12 is 50.6 inches long, 35.68 inches wide, stands 41.85 inches tall and weighs 2,070 lb. PLUS, they are a mid-flange liner. Good Clean Part. Cat Fluids Cat fluids have been developed and tested by Caterpillar in order to increase the performance of Cat components and the life of Cat components. Shallow pan = 9.25" deep= 32 qts. 14 yrs at a Cat dealer - have never seen an air compressor push oil into the coolant, the cooler is the only place it really could come from unless you have a cracked head next to the oil passage - very unlikely. How about oil seepage at the "block plugs" (Block plugs are alternative locations that the oil level dipstick can be place, for different chassis)  How about oil leaks, at the bottom of the rear cover/tranny bellhousing? Yes, water pumps and head gaskets are normal culprits. a4t-1600 - 11/27/2013 19:47 Pressure it up with the pan off before you pull it to see which cyl the water is coming down.Then get the head pressure tested to rule out a liner having holes in it. Password: Register. I believe, its o-ring material is made to be in an environment of oil. Do nothing more to this engine. Start with water pump, had same problem several years ago. 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