Gates 31528 Part Number: 465-31528. In-Store. The new cap is 18 PSI (RC87 - part number 25713160), the old one for many vehicles was 15 PSI (RC75 - part number 10296465). The top portion of the radiator cap will list the pressure rating. Not Available. The difference is not much 3 degrees for each PSI. 14 PSI caps are very hard to find. So, what PSI cap should I be running, 13 or 16, and any ideas on what might be causing the overheating? Looking for STANT Radiator Cap, Cam-On, 13 psi, 12 to 16 lb Pressure Range, Metal, Locking No (35PA40)? Gates Radiator Cap Universal. Not Available. Not Available. That means I would only up the rating on the cap if I changed out the thermostat (I think to one that opened at lower temperatures) and upgraded the cooling system. You may find that it is beneficial to test the cap so that you can be sure that it is working properly. Buy online, pick up in-store in 30 minutes. No old hoses, loose clamps, possibly a bad water pump that you might blow the seal? Every PSI increases boiling point 3 degrees. In-Store. I believe for a 383 2 barrel a 16 lb is the standard. Therefore, by using a 1.1 bar cap we make the average boiling point of a stock cooling system somewhere closer to around 257-260 degrees. The caps pressure rating varies by engine application anywhere from 13 – 16 psi. Grainger's got your back. 13,16 18 and 20 PSI. Easy online ordering for the ones who get it done along with 24/7 customer service, free technical support & more. Tridon Radiator Cap 13 psi - 90 kpa - CC1390. Gates 31528 Gates Radiator Cap Universal. In-Store. I am a pureist. CDN$13.93. lower for older radiators. I'm looking for a new radiator cap so as usual I go to look at Rockauto. This Stant 10231 Radiator cap 16 PSI with a Vented in case of over presser. So your new cap will vent at a lower pressure than the original cap and will boil over at a lower temperature. 4) 0.9 Bar (13 lbs) Cap: Valve open at 100 degC. 3) 1.1 Bar (16 lbs) Cap: Valve open at 127 degC. As the engine's coolant heats, it expands, increasing pressure inside the closed coolant system. Gates Radiator Cap 13 psi (SAE Range 12-16 psi) $6.99 (1) Ships Today Lowest Price Guarantee. So buy a 13 or 15 pound cap instead. When pressures inside your cooling system increase above its psi rating, the radiator pressure cap release some of the coolants into the overflow tank. I went to Napa Autozone and Pep Boys and they all said that this car is supposed to use a 16 PSI cap. Save on Radiators Caps with great deals at Advance Auto Parts. Price $4.64. In every cooling system, you want to make sure that all of the parts are in good working order. In-Store. Restore your vintage tractor with new aftermarket parts for many classic tractor brands. 2) 1.3 Bar (19 lbs) Cap: Valve open when coolant liquid hits 153 degC. In-Store. Stant 10234 Radiator Cap - 18 PSI Select Store. VENTED Radiator CAPS. ... Stant 10233 Radiator Cap - 16 PSI 4.7 out of 5 stars 377. In-Store. Radiator Caps. Radiator Caps are designed to seal the top of the radiator filler neck to prevent coolant loss, pressurise the cooling system and raise the boiling point of the coolant. The one that is on there says 15 PSI. Thermocap Radiator Cap $24.99 Chrome Radiator Pressure Cap, 7 lbs ... $13.99 Hex Brass Radiator Cap, 15 Lbs. Bazaarvoice SAP Hybris Integration Version 2.8.0. On a drive this afternoon, the temp stays stable, but it starts stalling at a stop sign. Atmospheric 15 PSI (103 kPa) % E.G. C B.P. Unlikely but it might do, especially if the radiator is quite old or rusty and it's getting hot in traffic on a hot day. Jalopy … A9518719. So you should be good to around 240 degrees depending on coolant boiling point. The Function of Radiator Pressure Caps: Most radiator pressure caps keep the system pressure at 16 PSI so the engine coolant can get considerably hotter without the fear that it will boil off. Twist-On Radiator Cap for your 1965-1973 or your 1979-1983 Mustang from CJ Pony Parts today! It sits on Tuesday and the shop swaps out a new radiator cap, 18 psi. I put 13 pound caps on my cool running engines and 15 pound caps on my hot runners because I don't like stressing cooling system parts with any more pressure than necessary. Stant 10227 Radiator Cap - 13 PSI in Radiator Caps. F 0 100C 212F 120C 248F 33 104C 219F 125C 257F 44 107C 224F 128C 262F 50 108C 227F 129C 265F 60 111C 232F 132C 270F Effect of System Pressure on Boiling Point Coolant 0 psi 3psi 5 psi 10 psi 12 psi 15 psi 20 psi … Order this Ford Motorcraft 13lb. He checks the radiator cap and sees it's rated at 16 psi, factory specs is 18 psi (2.4 litre vs. 3.7). Click to expand... - realistic. In most older vehicles, this will be a 16 psi cap (Flex-a-lite PN 32101), while new vehicles usually use a 20-or-higher psi cap. Well, it's about 2-3 degrees for every psi that we increase the pressure of the system. Not Available. 1) Radiator cap it a control valve that raises the boiling temperature point of the car cooling liquid keeping the coolant in liquid form under higher operating temperature. $13.99 Reviews. ... Sunday at NHMS we epoxied the radiator back together, put a 16 lb cap on it, and ran cool all day long. Speedway High Pressure Radiator Cap, 22-24 Lbs Universal Fit, 22-24 psi Pressure Rating, Steel, Zinc Plated, 2.47" Overall Diameter ... Speedway 16 Lb. This non-vented cap is rated at … Pick one. Not Available. Napa went so far as to tell me that they do not come in 15 PSI. Some people here will disagree with me. Steiner Tractor Parts sells new parts for old tractors. A 0.9 bar cap is 13.05 psi cap. Along with the radiator cap the hoses, clamps, thermostat, gaskets and water pump are … Check fitment. It does this by use of a spring loaded valve. Tridon Radiator Cap 16 psi - 110 kpa - CC16110. Now a new repo raidator whould be able to handle a 13 - 16 lb cap as long as everything else in the system is up to it. C B.P. Videos & Articles. 7 lb cap will work just fine. Radiator Cap/Gauge, Thermocap, Aluminum, Silver Anodized, Plain, 13 psi, 30-270 Degrees F, Each. 16 lbs is good for about 250 degrees, so you're not going to see much of an improvement there. F B.P. Q & A. ... 13 to 16 psi caps. Stant 10242 Radiator Cap - 16 PSI 4.4 out of 5 stars 312. If there is no pressure in the cooling system, the coolant will boil off. The radiator cap controls this expansion and provides constant pressure on the system. Only 1 left in stock (more on the way). Part Number: MRG-2470S Stant 10229 Radiator Cap, Cam-On, 13 psi, Metal 4.7 out of 5 stars 258. OE was 14 PSI. B.P. A 20 lb cap will bring the boiling temperature of your coolant (water) to about 255 degrees. CDN$14.56. Luckily, you can potentially avoid costly repairs from a damaged radiator, or much worse, by shopping for the best radiator caps for cars and trucks at AutoZone. When we change from a a 1.1 bar to 1.3 bar cap… The radiator can probably take a 16 pound cap, Champion sends their radiators out with one, the question might be is whether the heater core is up to the task? You have a stock radiator do not run higher then a 7lb cap on it. Add To Cart. High-performance caps range from 19 – 32 psi. Always use a cap of the correct pressure for your cooling system. In a test run I lost about 1/3 of the coolant, at the time I was using a standard 13PSI radiator cap, I replaced the cap with a 16PSI one, have not lost any coolant but the car still seems to be running a bit on the hot side. With a fully staffed technical help department, helpful customer service reps, great product photos, helpful installation and repair videos, we are ready to help you restore your first antique tractor or your one hundredth. There is one coolant cap that is quite different others: Stant #10231. GM has changed the part number for the radiator surge tank cap on vehicles that came from the factory with Dex-Cool. Standard ass Stant stuff. Some people think this cap is broken when they first see it because the part that goes into the fill pipe to seal the system “wobbles.” This is a vented coolant cap. I want to replace the radiator cap on my 1995 Buick LeSabre, I have no idea when it was done last. ... Radiator Cap • Series - CA •Pressure - 13 (PSI), 90 (kPa) •System - Recovery •Cap Style - Metal ... Radiator Cap • Series - CJ •Pressure - 16 (PSI… Truck64, Dec 10, 2016. Obviously the difference is the pressure, 1 bar = 1 atmosphere so a 1.1 bar cap is 15.95 psi cap. Radiator Cap ; 13 psi (SAE Range 12-16 psi) View Details. ... CSF Cap # 13 psi (0.9 kg/cm 2) 10227: 4502: 16 psi (1.1 kg/cm 2) 10233: 4503: 20 psi (1.4 kg/cm 2) 10361: 4540: Micro Cap. Not Available. $6.99 (1) Ships Today Lowest Price Guarantee. You could use a 15 or 16 lb cap, all cooling system components should be tested to say 30 psi. ( SAE Range 12-16 psi ) $ 6.99 ( 1 ) Ships Today Lowest Price Guarantee you! Cam-On 13 vs 16 psi radiator cap 13 psi ( SAE Range 12-16 psi ) $ 6.99 ( 1 ) Today! It expands, increasing pressure inside the closed coolant system of a loaded., clamps, possibly a bad water pump that 13 vs 16 psi radiator cap might blow the?! 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