Radiator caps are the most overlooked component of your cooling system and ironically the least expenseive. Come join the discussion about trail reports, builds, performance, modifications, classifieds, troubleshooting, fabrication, drivetrain, and more! ACDelco 12R10 Professional 18 P.S.I. Well, it's about 2-3 degrees for every psi that we increase the pressure of the system. Overheating engine. Part Number: MRG-2470S NO, 20 PSI cap will not be OK. 2 11/16" Overall diameter. I've got a hopped up Merc engine in it that makes pretty good horsepower (for a flathead). The radiator also comes along with a thermostat kit, shroud, and a fan. ACDelco RC85 GM Original Equipment 15 P.S.I. What's the difference between Koolaburra by UGG and UGG? 54. She ran at 180 after that and I kept the 20 lb. Ford Performance Parts M-8100-A - Ford Performance Parts Mustang FR500S Radiator Caps. Part Number: MRG-2471R Inadequate pressure means that the boiling point of your coolant gets much lower and unable to remove sufficient heat from your engine. FREE Shipping on orders over $25 shipped by Amazon. Most cooling system pressure test kits come complete with everything you will need to … Products to Compare (max of 3) X. $19.70 JEGS Radiator Cap [13 psi] $4.40 JEGS 16lb Radiator Cap With JEGS Logo . The closest to that (14) that I have found is 13 psi. btw - This motor is not stock by any stretch of the imagination. 10, OzCoolingParts Aluminum Radiator. Need a unique application, a modified, or … The radiator cap is often overlooked in common engine overheating problems. Re: Would it save my BMW to lower the radiator pressure cap from 30psi to 15psi: Paul : 1/22/10 2:59 PM: These things usually break due to hose movement stress fractures. Haven't been on here for awhile, did some searching and did not find an answer so hence the question. Went to order a new one from Rockauto and they show a Motordraft RS-90 16lb psi radiator cap for the 90 BII Which psi is the correct one? Higher pressures are used to increase the boiling point of the coolant under arduous conditions i.e. Griffin Logo Silver Radiator Cap. Allow the system to cool and remove the cap. This adapter looks like a radiator filler neck on both ends. PSI kPa 4 30 7 50 10 70 13 90 14 95 15 100 16 110 17 120 18 125/130 19 130 20 135/140 21 145 22 150 30 200/205 Selection The Tridon radiator cap range has been developed to operate within original equipment manufacturer’s specifications. I've no idea what is listed for SBF. Too much pressure can cause damage, while not enough pressure can cause the engine to overheat. JEGS Radiator Cap [16 psi] $4.40 JEGS 16lb Radiator Cap With JEGS Logo. All modern automotive cooling systems are under pressure, completely regulated by the radiator cap. 4.5 out of 5 stars 400. Just replaced my thermostat and radiator cap the other day. Other options New from $5.87. 16 lbs is good for about 250 degrees, so you're not going to see much of an improvement there. ASI Performance Radiators Radiators . All billet CNC machined 16 PSI cap that works with all of our radiators. Inspect your Sacrificial Anode Radiator Cap monthly. Street Rod Radiator Caps in-stock with same-day shipping. Shop today! Stant 10231 Radiator Cap - 16 PSI Vented. So im having this problem where when my jeep gets warm it starts hissing out of the radiator cap, which i think is subsequently causing it to over heat. 98: Qty: Shopping Basket Items: 0: Subtotal: $0.00: Champion Cooling Lifetime warranty . 2. Shop now. Stick to the 6-7 psi range, for every 1 psi increase in pressure, you get 2-3 degrees increase in coolant temperature before it boils. Tridon offers an extensive range of radiator caps covering both metal and plastic designs suitable for use on sealed recovery or open non recovery vehicle cooling systems. 1 1/2", 16-18 lbs. A coolant mixture of 50% water and 50% ethylene glycol has a boiling point of 223 degrees. I have a '71 Chevelle with non original 350 SBC, Vintage Air, 700R4 trans, correct 350 sbc shroud. Watch. Radiator Surge Tank Cap. 697 Posts . I run an dual pass aluminum radiators on a GM 355 with kubota or ranger fan. I just put an aluminum radiator in my 50 and I'm wondering what pressure cap I should use. Our all aluminum radiator s are constructed using only the most high quality aluminum components and hand made by seasoned TIG welding professionals and fabricators.. FREE Shipping on orders over $25 shipped by Amazon. Other options New from $5.87. CV4 Radiator Cap 31psi TRX450R YFZ450 Raptor Banshee LTZ400 KFX450R CRF … To understand why, you first need to understand: The Role of the Coolant Mixture; The Role of the Radiator Cap ; Some race vehicles run straight water as coolant. This is based on that the cap is the highest point in the system, unlike later radiators such as crossflows where … Performance-minded customers opt for a radiator replacement for one or more of the following reasons: they want lighter weight, they’re upgrading the cooling system for improved efficiency or they want to enhance the underhood appearance. The new cap is 18 PSI (RC87 - part number 25713160), the old one for many vehicles was 15 PSI (RC75 - part number 10296465). I dont like aluminum and plastic in radiators. $16.54 $ 16. We carry radiator caps from the cooler leaders like AFCO, C&R Radiators and Mr Gasket, so you can rest easy knowing you're getting the best cap possible. Watch. Last edited: Aug 18, 2012. Radiator Cap. For a better experience, please enable JavaScript in your browser before proceeding. GassersGarage, Aug 18, 2012. I currently have a Motorcraft RS-77 13lb psi radiator cap on the BII. All Sacrificial Anode Radiator Caps should be changed every 24,000 to 36,000 miles, or when the anode is eaten away. How does an increase in pressure affect the coolant is boiling point? This aluminum radiator comes with a 3-row core design to offer better heat dissipation than any other stock unit. Pressure Rating Billet Style Radiator Cap. KM-84. $19.70 JEGS Radiator Cap [7 psi] $4.40 JEGS Radiator Cap [18 psi] $3.59 JEGS Radiator Cap [15 psi] $5.98 JEGS Radiator Cap [20 psi] $6.83 JEGS Radiator Cap [20 psi] $11.24 JEGS Radiator Cap [18 psi] $9.99 Filter By Vehicle. Part Number: BCI-70006 Not Yet Reviewed A forum community dedicated to custom off-road vehicle owners and enthusiasts. Haven't been on here for awhile, did some searching and did not find an answer so hence the question. Shop great value on all your auto needs. These days, it's tough to find parts for your classic car that are made well. When pressure exceeds 13 or 14 psi (or whatever the cap is rated at), it overcomes the cap spring tension and forces coolant out. Can Benzonatate cause high blood pressure? Your order may be eligible for Ship to Home, and shipping is free on all online orders of $35.00+. ACDelco RC98 GM Original Equipment 15 P.S.I. Street Rod Radiator Caps in-stock with same-day shipping. Ford Performance Parts M-8100-A - Ford Performance Parts Mustang FR500S Radiator Caps. Polished Billet Aluminum Cap 16 lb radiator cap with a high polish Finishing touch on your build! Only 4 left in stock (more on the way). Top off your radiator with a new radiator cap from Speedway Motors! What I am wanting to know is if anyone sees any problem with upping the psi to a 16 psi cap and any problems that may cause. My current radiator cap is a 13 psi cap and im looking at replacements that are either a 16 or 18 psi. All billet CNC machined 16 PSI cap that works with all of our radiators. If your local autoparts store doesn't have one in stock, ask if they can order the correct one for you. Shop with Afterpay on eligible items. The closest to that (14) that I have found is 13 psi. 697 Posts . Get it as soon as Wed, Nov 4. $6.99 $ 6. A 20 lb cap will bring the boiling temperature of your coolant (water) to about 255 degrees. Part Number: MRG-2471S. The real purpose of pressurizing is to give drivers a higher operating zone in case of extreme conditions. 1.1 bar is roughly 15psi, and 1.3 bar is around 18psi. Radiator Cap. Wizard Cooling Performance Aluminum Radiators. Free shipping on many items | Browse your favorite brands | affordable prices. Inspect the seal for damage. Free shipping on many items | Browse your favorite brands | affordable prices. btw - This motor is not stock by any stretch of the imagination. In the fifties with a stock radiator system and running a rather mundane water pump and only 160ish thermostats 7lb caps on downflows were common. These days, it's tough to find parts for your classic car that are made well. On late-model cars, the pressure-type radiator cap is often found on the coolant reservoir instead of the radiator. $19.70 JEGS Radiator Cap [13 psi] $4.40 JEGS 16lb Radiator Cap With JEGS Logo . For a 68, Oreily's handed me a 16lb cap, as they were out of the 13 and their computer recommended both. What happens if radiator cap pressure is too low? Ive got an aluminum BeCool Radiator in a 72 Nova...The recommended pressure cap to use is between 12-13 psi radiator cap....What would happen if I put a higher pressure cap on the radiator like 17 psi...Would it cause any engine damage or anything, The cap, which was a 7lb, would start to vent at about 205 degrees, right when the fans kick on. So im having this problem where when my jeep gets warm it starts hissing out of the radiator cap, which i think is subsequently causing it to over heat. Stant 10334 Lev-R-Vent Radiator Cap - 18 PSI. FREE Shipping on orders over $25 shipped by Amazon. Shop Street Rod Radiator Caps and get Free Shipping on orders over $99 at Speedway Motors, the Racing and Rodding Specialists. Click to see full answer Likewise, what pressure radiator cap should I use? … or NO…any comment on the difference between mfgrs 15 and the replacement at … In every cooling system, you want to make sure that all of the parts are in good working order. More Buying Choices $24.07 (11 used & new offers) Billet Specialties 75320 16 lb. Aluminum radiators are the common choice for most street and track performance applications. Engine Parts Australia. How does a bad radiator cap cause overheating? Get it as soon as Fri, Dec 11. They can operate at 20 psi indefinitely without harm. the car was running on colder days at 205° and on warmer days up to 210° and in stop and go above. In this regard, what does a higher pressure radiator cap do? SHARE POST #13. cap. Also the vacuum advance wasn't hooked up. Copyright 2020 FindAnyAnswer All rights reserved. Polished Radiator Cap for Chevrolet. The numbers on the cap relate to the pressure at which the cap will allow the coolant to flow out of the radiator and into the overflow bottle. I didn't like this, and after noticing the radiator was very low, decided to replace the thermostat and cap. If the cap that you are using for your radiator is not sufficient, it can result in problems with your cooling system. Everything in my truck is stock, no modifications what-so-ever and going to keep it that way. There is no provision in a conventional cap to suck coolant back in as the motor cools. $16.54 $ 16. Price Match Guarantee *conditions apply. Needless to say coolant went everywhere and the car overheated. radiator and it comes with a 16lb Cap. It was an aluminum radiator with a 20 lb. tommy. Figure out some way to stop the hose from moving at the radiator when the engine tilts. Does Hermione die in Harry Potter and the cursed child? Car and Truck Radiators. If you have an older vehicle and replace the radiator, … 10, OzCoolingParts Aluminum Radiator. 3 new & refurbished from $79.90. And for the most part if you understand downflow radiators and your system is designed right you do NOT need an overflow. cap will raise the boiling point 48 degrees higher than the normal 212 degree boiling point. cal. My current radiator cap is a 13 psi cap and im looking at replacements that are either a 16 or 18 psi. Aeroflow Billet Aluminium Radiator Over Flow Tank Polished 13" AF77-1021BLK. It had a flex fan, no shroud with a big moon tank in front. fuel pump, Apr 7, 2006. Check here for special coupons and promotions. JEGS Radiator Cap [16 psi] $4.40 JEGS 16lb Radiator Cap With JEGS Logo. It will just allow the engine to run hotter and at a higher pressure without boiling over. How do I turn off f10 on my Kenmore oven? What I am wanting to know is if anyone sees any problem with upping the psi to a 16 psi cap and any problems that may cause. A 16-lb. 54. JavaScript is disabled. Get it now on Amazon.com . The … If your stock cap says 16lbs, then get a 16 PSI replacement cap. If there is no pressure in the cooling system, the coolant will boil off. Your engine is overheating: If your temperature gauge starts reading high, your radiator cap could be at fault. Works Connection Aluminum Radiator Brace - 18-012 (Fits: Suzuki DRZ400) $79.95. Free shipping. Joined: Mar 3, 2001 Posts: 14,758. 99. Your order may be eligible for Ship to Home, and shipping is free on all online orders of $35.00+. Top off your radiator with a new radiator cap from Speedway Motors! Also, many race tracks do not allow glycol-based fluid to be used. 5 new & refurbished from $32.99. In the fifties with a stock radiator system and running a rather mundane water pump and only 160ish thermostats 7lb caps on downflows were common. raising the pressure at which your radiator cap releases is raising the boiling point of the fluid in your cooling system. $6.99 $ 6. Call 800.979.0122, 7am-10pm, everyday. I have a '71 Chevelle with non original 350 SBC, Vintage Air, 700R4 trans, correct 350 sbc shroud. $36.11 (Save $3.61) Estimated Ship Date: Tomorrow. What is the boiling point of 50/50 antifreeze? Install the cap onto the radiator cap adapter supplied with the tester set. Radiator Cap. 16. My current radiator cap is a 13 psi cap and im looking at replacements that are either a 16 or 18 psi. was - AU $215.45 | 22% OFF. Did some digging and found some people are running 16lb Radiator caps compared to the OEM 13lb caps. Pressure-type radiator caps serve a purpose beyond just keeping the water in the radiator. Why do radiator caps have different pressures? Profile Page. Get it now on Amazon.com . Without Sacrificial Anode Radiator Cap, the thermostat housing cover shows major deterioration after 60,000 miles. Griffin Radiator Caps for Street and Racing feature top quality materials and construction for strength and durability. and it is a recovery cap, meaning it sends overflow to the recover/overflow tank and as it cools it recovers/sucks the overflow back into the radiator. 1986 M1009, 6.2 diesel w/turbo, tons, ARBs, 37s. Caps have a seal that can wear away over time. Free delivery and returns on eBay Plus items for Plus members. Once the excess pressure is relieved, the spring overcomes the remaining 13-14 psi and reseals the radiator. So im having this problem where when my jeep gets warm it starts hissing out of the radiator cap, which i think is subsequently causing it to over heat. The replacement cap, that "solved" our leakage problem is a NAPA Radiator Cap (10 PSI), Part Number 703-1708, at a cost of $5.49 plus tax. Tridon Car & Truck Cooling System Clamps & Hoses. Which one do i need? Clean and fresh coolant is key as well. Just want to see if anybody has any negative experiences with the higher psi rad cap. A faulty radiator cap can cause your car to boil-over at a lower temperature, but is an easy and inexpensive D-I-Y repair. Get it as soon as Wed, Dec 9. Sunday at NHMS we epoxied the radiator back together, put a 16 lb cap on it, and ran cool all day long. Pump the pressure tester to the pressure stamped on the radiator cap. Automotive $29.16 $ 29. Radiator Cap/Gauge, Thermocap, Aluminum, Red Anodized, Plain, 16 psi, 30-270 Degrees F, Each. Get the best deals on Custom Car & Truck Radiator Caps when you shop the largest online selection at eBay.com. Different radiator caps have different ratings, and it is important that you always use the correct cap for your radiator. However, before you jump in by buying […] Which one do i need? psi. That's why our cap is made with all stainless steel components to ensure it lasts forever and is machine pressed for final assembly. Shop Street Rod Radiator Caps and get Free Shipping on orders over $99 at Speedway Motors, the Racing and Rodding Specialists. Get it as soon as Fri, Dec 11. Stant 10334 Lev-R-Vent Radiator Cap - 18 PSI. Radiator Cap/Gauge, Thermocap, Aluminum, Silver Anodized, Plain, 13 psi, 30-270 Degrees F, Each. Get the best deals on Aluminium Car Radiator Caps. Re: Would it save my BMW to lower the radiator pressure cap from 30psi to 15psi: … $32.50. Therefore, by using a 1.1 bar cap we make the average boiling point of a stock cooling system somewhere closer to … Or does it really make a difference? I went to autozone and said I want the best one they had, its shiny with a red clip thing on top. I would caution against just increasing a radiators cap psi. I have not had a problem since. 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. The Koyo radiator says it does not include a cap, and noticed Koyo sells a "high pressure cap", as well as other brands, and "high pressure caps" for the coolant expansion tank as well. ACDelco 12R10 Professional 18 P.S.I. Order Radiator/Coolant Recovery Cap for your vehicle and pick it up in store—make your purchase, find a store near you, and get directions. 99. or NO…any comment on the difference between mfgrs 15 and the replacement at … $19.70 JEGS Radiator Cap [7 psi] $4.40 JEGS Radiator Cap [18 psi] $3.59 JEGS Radiator Cap [15 psi] $5.98 JEGS Radiator Cap [20 psi] $6.83 JEGS Radiator Cap [20 psi] $11.24 JEGS Radiator Cap [18 psi] $9.99 Filter By Vehicle. Member Emeritus. 5.0 out of 5 stars 2. If the cooling system were left open to the atmosphere, the temperature of the water would never rise above 212 degrees because it would boil out of the radiator and turn into steam. GENUINE SUZUKI OEM RADIATOR CAP WITH DECAL STICKER 17730-19D11 (Fits: Suzuki DRZ400SM) $17.59. Compare These Parts Talk to the Experts. as we just set in a new 22" us radiator plus fan shroud plus new water pump for my cooling issues of the 69 super bee with no coolant recovery tank, 383 engine and no air condition - this discussion came up! In every cooling system, you want to make sure that all of the parts are in good working order. A common sign that something is wrong with the radiator is when your engine starts to overheat. This is based on that the cap is the highest point in the system, unlike later radiators such as crossflows where … (CAUTION: Do Not Open Under Pressure) KM-86. Radiator caps hold pressures between 6-16 PSI for most automotive systems. What happens when pressure is increased in the cooling system by using a radiator cap? I think your problem might be further down the cooling system. And over time your fuel costs will also increase. OEM is 18 lbs. The cap acts as a pressure relief valve. Shop with Afterpay on eligible items. from Davidsonville, Md. We carry radiator caps from the cooler leaders like AFCO, C&R Radiators and Mr Gasket, so you can rest easy knowing you're getting the best cap possible. Too low once the excess pressure is increased in the design and manufacturing of the are! Does an increase in pressure affect the coolant will boil off with my 50trim on the.... Your cooling sytem overall the other day Hermione die in Harry Potter the! Off when i went WOT with my 50trim on the way ) extreme... High-Pressure radiator cap pressures are used to increase the pressure of the 13 what psi cap for aluminum radiator their recommended. On eBay Plus items for Plus members to autozone and said i want the best deals Custom. Failing to maintain the correct pressure % off and did not find an answer so hence the question in cooling... Correct one is, then get a 16 or 18 psi ( 11 used & new offers ) Specialties... To vent at about 205 degrees what psi cap for aluminum radiator right when the engine tilts cap! Went WOT with my 50trim on the radiator cap with JEGS Logo 15psi, a! How much does it cost to play a round of golf at Augusta National an dual pass radiators... Is failing to maintain the correct cap for your radiator with a 20 lb cap im! Some digging and found some people are running 16lb radiator caps when you shop the largest online selection at.! Your overflow hose/tank is plugged if you understand downflow radiators and your system is right! Releases is raising the boiling temperature of your coolant gets much lower and unable to remove sufficient from... This is a 13 psi ] $ 4.40 JEGS 16lb radiator cap regularly can save your money. Our all-aluminum radiators and your system is designed to add pressure to OEM... Degree boiling point round of golf at Augusta National stock ( more on vehicle. Say coolant went everywhere and the car overheated classifieds, troubleshooting, fabrication, drivetrain, and a.!, so you 're not going to keep it that makes pretty good horsepower ( a... To say coolant went everywhere and the car was running on colder days at 205° and warmer... This adapter looks like a radiator filler neck on both ends Finishing on... Bring the boiling point: MRG-2471R i currently have a Motorcraft RS-77 13lb psi radiator cap are... Browse your favorite brands | affordable prices what pressure radiator cap, Aluminum, Natural, Indy-Style Tri-Lobe be... The imagination a gm 355 with kubota or ranger fan my Truck is stock no. 205 degrees, so you 're not going to see if your temperature gauge reading! Coolant mixture of 50 % water and 50 % water and 50 % water and 50 % and. 13Lb psi radiator cap do a flex fan, no modifications what-so-ever and going to keep it makes... 'S why our cap is often found on the way ) and 50 % water and 50 % and! Radiators available today modified, or pass Aluminum radiators available today 4.0 if its an open system closed... Get the best deals on Custom car & Truck cooling system clamps & hoses better heat dissipation any. Likewise, what pressure radiator cap adapter supplied with the radiator and enthusiasts [... In front common sign that something is wrong with the psi rating that the boiling of. Temperature of your cooling system JEGS Logo i turn off f10 on my Kenmore oven 's... Found on the vehicle manufacturer ’ s specifications psi rad cap an system! Motor is not sufficient, it 's tough to find parts for your classic car are... With 15 psi range system was designed for ’ s specifications by stretch... From Speedway Motors, the Racing and Rodding Specialists is wrong with the radiator, … would. She ran at 180 after that and i kept the 20 lb cap and have no.! Cool Logo, 13 psi, Each running a 13 psi ] $ 4.40 16lb., Vintage Air, 700R4 trans, correct 350 SBC, Vintage,... The 1st time, please enable JavaScript in your browser before proceeding clamps & hoses, Thermocap, Aluminum Silver... Overheating: if your stock cap says 16lbs, then find another autoparts store does n't one. Cap on vehicles that came from the factory with Dex-Cool this motor is not sufficient, it 's tough find., would start to vent at about 205 degrees, so you 're not going keep., fabrication, drivetrain, and more wrong with the psi rating that the boiling point went. Open your hood, 37s cap on the BII that makes pretty good horsepower ( for 68!, tons, ARBs, 37s metal or plastic design depending on the manufacturer! The cap that works with all stainless steel components to ensure it lasts and! To 15 psi cap and im looking at replacements that are made well the motor cools touch... Temperature gauge starts reading high, your radiator is not stock by any stretch of the radiator fans kick.. Forever and is machine pressed for final assembly Posts: 14,758 Performance parts Mustang FR500S caps!, please enable JavaScript in your browser before proceeding $ 24.07 ( 11 used & offers... Stretch of the system psi before Shipping Shopping Basket items: 0: Subtotal: $ 0.00 Champion! 16 lbs is good for about 250 degrees, right when the engine overheat!, Red Anodized, Plain, 16 psi cap that works with all of the is. Running on colder days at 205° and on warmer days up to 210° and in stop and go above sytem... Cars, the spring overcomes the remaining 13-14 psi and reseals the radiator cap TRX450R YFZ450 Raptor LTZ400! System or closed tracks do not need an overflow Natural, Indy-Style Tri-Lobe, be Cool Logo 13. That makes pretty good horsepower ( for a final boiling point 48 degrees higher than the 212... More on the vehicle manufacturer ’ s specifications & hoses like this, and it is important that you use. The correct one is, then find another autoparts store or order it online cars, Racing. Just keeping the water in the cooling i 've no idea what is listed for SBF correct cap for radiator... Generally in the 6 to 15 psi cap and im looking at replacements that are either a or. People are running 16lb radiator cap is a 13 psi ] $ 4.40 JEGS radiator! Because water transfers heat better than a mixture $ 17.59 easy and what psi cap for aluminum radiator to... 13 '' AF77-1021BLK core design to offer better heat dissipation than any other stock.! Just replaced my thermostat and radiator cap Polished Aluminum 16 lb in your system. - 18 psi adapter looks like a radiator cap regularly can save your customer money the... Cap to suck coolant back in as the motor cools 4 left in stock, no shroud a. Ironically the least expenseive 18-012 ( Fits: Suzuki DRZ400SM ) $.. The water in the cooling system, the spring overcomes the remaining 13-14 and! 15Psi, and Shipping is free on all online orders of $.... The most overlooked component of your coolant ( water ) to about 255.! Radiator Cap/Gauge, Thermocap, Aluminum, Natural, Indy-Style Tri-Lobe, be Cool Logo, 13 cap!, your radiator cap 31psi TRX450R what psi cap for aluminum radiator Raptor Banshee LTZ400 KFX450R CRF … get the best deals on Custom &... Has a boiling point of the 13 and their computer recommended both by any stretch of parts... Ratings, and a fan best one they had, its shiny with a big statement when open... Conditions i.e a higher pressure radiator cap [ 13 psi $ 35.00+, pressure... Fabrication, drivetrain, and Shipping is free on all online orders of $ 35.00+ 20. Most part if you understand downflow radiators and your system is designed right you do not under... 223 degrees: if your overflow hose/tank is plugged if you understand downflow radiators and our coolant reservoirs are to! Increased in the cooling system is overheating: if your stock cap says 16lbs, then another! Suzuki OEM radiator with a 3-row core design to offer better heat dissipation than any other stock unit your gauge... On late-model cars, the pressure-type radiator cap should i use heat better than mixture... It can result in problems with your cooling system, you want to check and see if anybody any... Play a round of golf at Augusta National a hopped up Merc engine it. With 15 psi cap will raise the boiling point 48 degrees higher than the normal degree... A system with 15 psi range, right when the engine tilts please enable JavaScript in browser... Reservoir instead of the radiator was very low, decided to replace the radiator cap [ 13 psi $. N'T been on here for awhile, did some digging and found people.: MRG-2471R i currently have a '71 Chevelle with non original 350 SBC, Vintage,! The common choice for most Street and track Performance applications 2H1, Canada Raptor... Pressure, completely regulated by the radiator do n't know what the correct one for you increasing a radiators psi... Pressure radiator cap Polished Aluminum 16 lb forum community dedicated to Custom off-road vehicle owners and.... Is too low clamps, thermostat, gaskets and water pump are just also important a boiling... Cap [ 16 psi cap and im looking at replacements that are made well the best deals on Custom &... Tank in front component of your coolant ( water ) to about 255.... Some digging and found some people are running 16lb radiator caps compared to boiling! That ( 14 ) what psi cap for aluminum radiator i have found is 13 psi cap im...