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Castrol GTX High Mileage 10W-30 Synthetic Blend Motor Oil, 1 Qua.

All other things being equal, I would prefer an oil with less VII content. If GTX uses the same quality of basestocks in both grades then the 5W-30 will have more VII than the 10W-30, but if Castrol uses a superior basestock for their 5W-30 then it wouldn't need additional VII content. Does anyone know which it is?Castrol GTX Classic. Castrol GTX Classic is a high performance formula for push-rod, flat tappet engines and performance cam applications. It's blended with high zinc and phosphorus content to help prevent premature aging, wear and metal fatigue on engines with high tension valve springs or performance modifications that create high contact pressure and extreme internal temperatures.Castrol GTX High Mileage 10W-30 Synthetic Blend Motor Oil, 1 Quart. 433. Pickup 2-day shipping. $8.78. $11.49. 27.4 ¢/fl oz. Mobil 1 Advanced Full Synthetic Motor Oil 15W-50, 1 Quart. 441. Pickup 2-day shipping.Buy Castrol GTX Magnatec Motor Oil 10W30 Full Synthetic 1 qt (US) - CAS 6010 online from NAPA Auto Parts Stores. Get deals on automotive parts, truck parts and more. Memorial Day: 20% Off - Code: HONOR ... Castrol GTX MAGNATEC delivers instant protection from the moment of start. The intelligent molecules in Castrol GTX MAGNATEC are specially ...Castrol GTX Ultraclean 10W-40 A3/B4 is suitable for use in automotive gasoline and diesel engines where the manufacturer recommends an ACEA A3/B4, A3/B3, API SL/CF or earlier specification 10W-40 lubricant. Castrol GTX Ultraclean 10W-40 A3/B4 is approved for use in vehicles requiring MB-Approval 229.1 and VW 501 01/ 505 00 specifications or ...CASTROL GTX HIGH MILEAGE SYNTHETIC MOTOR OIL IS AVAILABLE IN THE FOLLOWING GRADES: 5W-30 | 5W-20 | 10W-30. Buy Now. CASTROL® GTX® ULTRA CLEAN NO OIL KEEPS ENGINES CLEANER. ... CASTROL® GTX® CLASSIC HIGH ZINC POWER FOR ULTIMATE WEAR PROTECTION. Castrol® GTX® Classic is a high …Castrol® GTX Motor Oils. Castrol GTX premium motor oils have been protecting engines and helping extend their life since 1968. Castrol GTX motor oils have been helping to extend engine life for over 50 years. The brand has evolved to meet the needs of consumers and vehicle manufacturers since 1968 and continues to innovate and remain a trusted ...If you need a 15W-40 diesel oil, Castrol ® GTX ® Diesel helps extend engine life, protecting against the wear and tear of severe weather, rough roads and heavy tows. As a 15W-40 viscosity grade, it flows like a 15 weight oil from start up in Winter, but provides the protection of a 40 weight once the engine reaches full operating temperature ...CASTROL GTX: SUPERIOR SLUDGE PROTECTION TO HELP EXTEND ENGINE LIFE. Castrol GTX is one of the world's most trusted engine oils, helping to extend the life of engines since it was first introduced in 1968. It's more than just oil. It's liquid engineering that protects against problems, like sludge, that your engine faces every day.Help extend the life of your engine with Castrol GTX. * Vs API SL Limits Application Castrol GTX 10W-30 is suitable for use in automotive gasoline and diesel engines where the manufacturer recommends an API SL/CF or earlier specification 10W-30 lubricant. Advantages Castrol GTX 10W-30 provides: Provides superior protection against engine …CASTROL Gtx 10w-30, 1 Qt. Item # 1527466 |. Model # 15B400. Shop CASTROL. Superior protection against engine sludge when tested in engines with a high level of sludge. Advanced protection against viscosity and thermal breakdown. Premium quality base oils and anti-wear additives to help extend the life of your engine. Join. Earn. Save.Messages. 4,818. Location. The Garden State. Dec 29, 2005. #5. I was under the impression that Castrol GTX was a real good 3,000 mile OCI oil whereas Chevron & Havoline held up better for 5,000 mile OCI's. Check in the UOA section to see how each of these oils held up in real life driving conditions. Whimsey.Castrol GTX Magnatec: 10/6/2020: Synthetic : 5W-20: SP: Driver's Choice: 9/25/2020: Conventional: 5W-30: ... 10W-30: SM: Valvoline Premium: 12/1/2009: Conventional: 5W-30: SM : Shell Formula: 12/1/2009 ... The following are test results on two samples of motor oil formulated for use in classic cars, muscle cars and other older model vehicles ...Castrol EDGE High Mileage is an advanced full synthetic motor oil with the high-level protection of GTX High Mileage and then adds the benefits of full synthetic technology delivering higher levels of thermal stability, deposit control and excellent anti wear performance. In addition, Castrol EDGE High Mileage, in the 0W-20, 5W-20 and 5W-30 ...Castrol GTX High Mileage 10W30 Synthetic-Blend Engine/Motor Oil, 5-L. Castrol® GTX®, the #1 Motor Oil Brand in Canada, is a premium conventional motor oil that has been helping to extend engine life for over 50 years. It has evolved to meet the needs of consumers and vehicle manufacturers.Name Method Units Castrol GTX Classic 20W-50 Density @ 15C, Relative ASTM D4052 g/ml 0.87 Viscosity, Kinematic 100C ASTM D445 mm²/s 18.0 Viscosity, CCS -15C (20W) ASTM D5293 mPa.s (cP) 8588 Zinc, % wt ASTM D4951 % wt 0.13 Phosphorus ASTM D4951 % wt 0.12 Viscosity, Kinematic 40C ASTM D445 mm²/s 163 Viscosity Index ASTM …Messages. 4,818. Location. The Garden State. Dec 29, 2005. #5. I was under the impression that Castrol GTX was a real good 3,000 mile OCI oil whereas Chevron & Havoline held up better for 5,000 mile OCI's. Check in the UOA section to see how each of these oils held up in real life driving conditions. Whimsey.Castrol GTX Classic 20W-50 Conventional Motor Oil, 5 Quarts. 4.9 out of 5 stars 720. 1K+ bought in past month. $21.99 $ 21. 99. ... Lucas Oil 10687-6PK SAE 10W-30 Hot Rod and Classic Car High Performance Motor Oil - 1 Quart Bottle, (Case of 6) 4.8 out of 5 stars 105. 50+ bought in past month.Castrol GTX Classic 20W-50 Conventional Motor Oil, 5 Quarts, Case of 3. Sponsored. $71.85. ... Castrol® GTX® High Mileage 10W-30 is the #1 consumer high-mileage brand of motor oil. It's a synthetic blend engine oil that helps extend the life of engines by protecting against sludge, wear and burn-off. ...Name Method Units Castrol GTX Ultraclean 10W-30 Density @ 15C, Relative ASTM D4052 g/ml 0.865 Viscosity, Kinematic 100C ASTM D445 mm²/s 10.5 Viscosity, CCS -25C ASTM D5293 mPa.s (cP) 5750 Viscosity, Kinematic 40C ASTM D445 mm²/s 66 Viscosity Index ASTM D2270 None 143 Pour Point ASTM D97 °C -39 ...Find helpful customer reviews and review ratings for Castrol GTX 20W-50 Conventional Motor Oil, ... Best for Classic Cars. Reviewed in the United States on August 11, 2023. Size: 1 Qt (6 Pack) ... 10W-30 Verified Purchase. use it alot great oil. Helpful. Report JR. 5.0 out of 5 stars Fast Customer Service. Reviewed in the United States on ...Help extend the life of your engine with Castrol GTX Professional. Application Castrol GTX Professional 10W-30 is suitable for use in automotive gasoline engines where the manufacturer recommends an API SL or earlier specification 10W-30 lubricant. Advantages Castrol GTX Professional 10W-30: Provides superior protection against engine sludge*Castrol GTX High Mileage 10W-30 Synthetic Blend Motor Oil, 1 Quart. 433. Pickup 2-day shipping. $8.78. $11.49. 27.4 ¢/fl oz. Mobil 1 Advanced Full Synthetic Motor Oil 15W-50, 1 Quart. 441. Pickup 2-day shipping.Renault - Castrol GTX PRO-SPEC 5W-40 A3/B4. 470051. USA. English (US) 11 Sep 2023. N/A. MSDS. The MSDS/PDS tool aims to provide the users access to material safety and product data sheets and satisfy Castrol's legal requirement to publish.Castrol GTX Ultraclean 10W-30 Engine Oil is is one of the world's most trusted engine oils. The modern world creates difficult challenges for engines. Poor fuel quality, heat and tough driving conditions can all lead to sludge that potentially shortens engine life. Sludge is a sticky deposit that builds up in an engine's vital oil-ways and it ...Right now my ‘68 Skylark with a rebuilt 462 has Valvoline 10W-30 conventional oil with a bottle of Lucas TB Zinc Plus added to it. I only have about 700 miles on the car since fully restored and plan on changing the oil once a year since I hardly drive it. ... Hot Rod & Classic Car 10W-30 Motor Oil ... Castrol GTX 10w30 conventional.Castrol 15042F Power 1 4T 10W-30 Engine Oil 4l. (36) £36.93 New. Castrol Power 1 Racing 4t 10w-30 Synthetic 4 Stroke 10w30 Bike Oil 5l (4l 1l) £15.99 New. Castrol Power 1 4t 10w-30 Motorcycle 4 Stroke Engine Oil 10w30 5 Litres (4l 1l) (2) £14.99 New. Castrol Power 1L Four Stroke Motorcycle Engine Oil.Castrol offers the choice of two High Mileage motor oils, Castrol GTX High Mileage which is the #1 high mileage oil among “do it yourself” consumers and Castrol EDGE High Mileage, an advanced full synthetic formula that extends maximum performance. Both high mileage motor oils are formulated to reduce burn off and include seal conditioners ...My local Walmart now carries Castrol GTX Classic oil that advertises high zinc content (1,400 ppm max). It's available in quart bottles or a 5-quart jug for about $25. Only thing is it only comes in 20W50. Any thoughts on using that weight? The same Walmart carries Motorcraft diesel oil in 10W30 and 10W40 weights.Castrol MAGNATEC 10W-30. New Castrol MAGNATEC 10W-30 has intelligent molecules that cling, and form a self-healing layer so it's always ready to protect at each of the critical stages of stop-start driving. If your car needs 10W-30 engine oil, Castrol offers a range of options, all of which flow like 10 Weight oil when cold, and 30 Weight oil ...GTX Classic 20W-50 Conventional Motor Oil, 5 Quarts. 4.9 out of 5 stars. 986. 1K+ bought in past month. ... GTX High Mileage 10W-30 Synthetic Blend Motor Oil, 5 Quarts. 4.8 out of 5 stars. 2,552. ... Castrol TranSynd 668 Allison 2021 Updated SPEC 1 Gallon ONLY by DOXA Worldwide.CASTROL Gtx 10w-30, 1 Qt. Item # 1527466 |. Model # 15B400. Shop CASTROL. Superior protection against engine sludge when tested in engines with a high level of sludge. Advanced protection against viscosity and thermal breakdown. Premium quality base oils and anti-wear additives to help extend the life of your engine. Join. Earn. Save.Castrol GTX 10W-30 Conventional Motor Oil, 1 Quart, Pack of 6. dummy. Castrol GTX Classic 20W-50 Conventional Motor Oil, 1 Quart, Pack of 6. dummy. Castrol GTX 10W-40 Conventional Motor Oil, 5 Quarts, Pack of 3. dummy. Castrol GTX Ultraclean 5W-30 Synthetic Blend Motor Oil, 5 Quarts. dummy.Aug 17, 2022. #1. Over two decades ago I walked away from Castrol GTX Oil and religiously used Valvoline VR1 Racing 20/50 for its ZDDP levels. Well, the Valvoline seemed to vanish from my local stores and this Castrol GTX "Classic" appeared in my local Walmart so, I purchase 16 qts. It states it's designed for my flat tappet cam engine.GTX 10W-40 Motor Oil. Sludge can block your engine’s vital oilways like cholesterol and if untreated, can rob an engine of its power and ultimately its life. Castrol GTX is a premium conventional motor oil that has been helping to extend engine life for over 50 years. It has evolved to meet the needs of consumers and vehicle manufacturers ...item 7 Castrol GTX Classic 20W-50 Conventional Motor Oil, 5 Quart Jug Castrol GTX Classic 20W-50 Conventional Motor Oil, 5 Quart Jug. $29.99. Almost gone Free shipping. ... Pro Honda Oils Gn4 4-stroke Motor Oil 10w30 SJ. 4.9 out of 5 stars based on 49 product ratings (49) $8.86 New---- Used;EDGE High Mileage 10W-40 Advanced Full Synthetic Motor Oil, 1 Quart, Pack of 6. 72. 50+ bought in past month. $3106 ($0.16/Fl Oz) Typical: $38.82. $29.51 with Subscribe & Save discount. FREE delivery Mon, May 20 on $35 of items shipped by Amazon.Castrol North America does not manufacture GTX in a 20w-40 grade. The latest API SM/ILSAC GF-4 category calls for reduced Zinc and Phosphorus levels to allow extended catalyst life in current model vehicles. There appear to be field issues associated with the SM/GF-4 oil's level of antiwear in the classic car engines known as flat tappet cam ...Castrol GTX Classic 20W-50 Conventional Motor Oil, 1 Quart, Pack of 6. dummy. Castrol GTX 10W-40 Conventional Motor Oil, 5 Quarts, Pack of 3 ... dummy. Castrol GTX Ultraclean 5W-30 Synthetic Blend Motor Oil, 5 Quarts. dummy. Castrol GTX High Mileage 10W-30 Synthetic Blend Motor Oil, 5 Quarts. Try again! Details . Added to …Buy Castrol GTX Motor Oil 10W30 Conventional 6 gal (US) - CAS 070 online from NAPA Auto Parts Stores. Get deals on automotive parts, truck parts and more. ... Castrol® GTX® is one of the world's most trusted engine oils. Severe driving conditions can cause the build up of a thick, tar-like substance called sludge. ...Whether you're a Disney newbie and you don't want to waste any time experimenting to find the tastiest treats, or it's your tenth visit and you'd like to try something new, join us...Find helpful customer reviews and review ratings for Castrol GTX 20W-50 Conventional Motor Oil, ... Best for Classic Cars. Reviewed in the United States on August 11, 2023. Size: 1 Qt (6 Pack) ... 10W-30 Verified Purchase. use it alot great oil. Helpful. Report JR. 5.0 out of 5 stars Fast Customer Service. Reviewed in the United States on ... Castrol GTX Conventional Motor Oil 10W-30 5 Quart - Castrol GTX Classic . Castrol GTX Classic motor oi2 PACK Castrol GTX Classic 20W-50 Conventional Mo

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Castrol® GTX® is a premium conventional motor oil that has been helping to extend engine life for over 50 years. ... Castrol GTX 10W30 Conventional Engine/Motor Oil, 1-L #028-9201-4 | Part #00013-42. 4.7 out of 5 stars, average rating value. Read 782 Reviews. Same page link. 4.7Product Information. Warranty: Manufacturer's Defect Warranty. Unit of Measure: Each. UPC: # 79191000922. Container Size: 1 Quart. Oil Composition: Conventional. Viscosity …All other things being equal, I would prefer an oil with less VII content. If GTX uses the same quality of basestocks in both grades then the 5W-30 will have more VII than the 10W-30, but if Castrol uses a superior basestock for their 5W-30 then it wouldn't need additional VII content. Does anyone know which it is?Product Description. Castrol GTX High Mileage motor oil is the 1 high mileage brand and remains a trusted choice among drivers with high-mileage vehicles. No need to worry over the decision between high mileage oil or synthetic oil because Castrol GTX High Mileage offers the best of both worlds. It combines the benefits of a synthetic blend ...Castrol GTX 10W-30 Superior sludge protection to help extend engine life Description Castrol GTX is one of the world s most trusted engine oils. It's more than just oil. It s liquid engineering that protects against the problems your engine faces every day. Severe driving conditions can cause the build up of a thick, tar-like substance called ...Nintendo is re-releasing its popular NES Classic Edition on June 29. Here's how you can get your hands on the in-demand console. By clicking "TRY IT", I agree to receive newsletter...Castrol Classic Oils. In the early 1990's Castrol steered the re-introduction of their early lubricant grades designed for veteran, vintage, classic cars and motorcycles, and Castrol's Classic Oils was created. ... 1968 saw the launch of Castrol GTX, to the great acclaim of both professional drivers and the driving public at large. By this ...Castrol GTX High Mileage 10W-30 Synthetic Blend Motor Oil, 1 Quart 430 4.8 out of 5 Stars. 430 reviews Available for Pickup or 2-day shipping Pickup 2-day shippingCastrol GTX Classic 20W-50 Conventional Motor Oil, 5 Quarts, Case of 3. ... Castrol GTX 10W-30 Conventional Motor Oil 5 Quarts, Case of 3. Add. $68.85. current price $68.85. $68.85/ca. Castrol GTX 10W-30 Conventional Motor Oil 5 Quarts, Case of 3. 173 4.8 out of 5 Stars. 173 reviews. Save with. Shipping, arrives in 3+ days.Castrol GTX Classic 20W-50 Conventional Motor Oil, 1 Quart. Key Features: Specialized additives containing high Zinc and Phosphorus for extreme wear protection; Formulated to maintain tough and thick oil film even under severe conditions; Minimal foaming and high resistance to thermal degradation; Compatible with gasoline and alcohol based fuelsProduct Description. Castrol GTX High Mileage motor oil is the 1 high mileage brand and remains a trusted choice among drivers with high-mileage vehicles. No need to worry over the decision between high mileage oil or synthetic oil because Castrol GTX High Mileage offers the best of both worlds. It combines the benefits of a synthetic blend ...For the last year of OCI's, maybe longer, when the Castrol GTX 10W-30 had became fully warmed from NORMAL driving, the oil pressure at a stop IN DRIVE would be 37-39psi. If driven very hard.... down to 31-33psi, I believe, but anyways... 37-39 psi after 30-40 minutes of driving. Very predictable.FEATURES & BENEFITS. Castrol GTX 20W-50: Provides protection against sludge build-up. Protection against viscosity and thermal breakdown.Keeps engines cool and clean. Contains anti-wear additives that extend the life of your engine. Advanced protection against higher temperatures and stresses encountered in pre-2002 engines.Product Data – Castrol GTX Revision Date 7-10-2012. Typical Properties*. Castrol GTX 5WMethod -20 30 10W 40 20W 50. Viscosity @ 100C, cSt ASTM D445 9.1 10.5 11.31 14.3 18.09 Viscosity @ 210F, SUS ASTM D2161 56.1 61.7 63.9 75.2 90.4 Viscosity @ 40C, cSt ASTM D445 51.77 66.4 75.1 108.3 159 .1 Viscosity Index ASTM D2270 158 146 142 133 …Castrol® GTX® Classic is a high performance formula for push-rod, flat tappet engines and performance cam applications. It's blended with high zinc and phosphorus content to help prevent premature aging, wear and metal fatigue on engines with high tension valve springs or performance modifications that create high contact pressure and extreme internal temperatures.‎Lucas Oil 10679 Hot Rod & Classic Car SAE 10W-30 Motor Oil - 5 Quart : Item Weight ‎9.6 pounds : Product Dimensions ‎12 x 8.25 x 4.75 inches : Country of Origin ‎USA : Item model number ‎LUC10679 : Is Discontinued By Manufacturer ‎No : Manufacturer Part Number ‎10679 : OEM Part Number ‎10679 : Viscosity ‎10W-30Hover Image to Zoom. Includes 32 oz. ( 22¢ /oz.) $6.97. Helps extend engine life. Double-action formula clears and prevents new sludge formation. Premium conventional motor oil. View More Details. Viscosity Grade: 10W-30. 10W-30.Castrol Limited does not guarantee or warrant that such materials are free of viruses, worms, trojan horses or other destructive codes. It is your sole responsibility to implement safeguards to protect your computer system and data, and you are responsible for the entire costs of any service, repairs or corrections necessary as a result of the ...Name Method Units Castrol GTX 10W-30 Density @ 15C, Relative ASTM D4052 g/ml 0.863 Viscosity, Kinematic 100C ASTM D445 mm²/s 10.3 Viscosity, CCS -25C (10W) ASTM D5293 mPa.s (cP) 5804 Viscosity, Kinematic 40C ASTM D445 mm²/s 68 Viscosity Index ASTM D2270 None 138 Pour Point ASTM D97 °C -33Saw this at the shelves over at one of the local WMs - the label is a throwback to the old Castrol GTX labels of the 1970s-1990s. API SJ, marketed for classic cars and hot rods. I’d bet the Zn/P is in the mid-1000s and the NOACK/HTHS is at 4.5. I know a few people who would benefit from this with their older VWs and even …Help extend the life of your engine with Castrol GTX Professional. Application Castrol GTX Professional 10W-30 is suitable for use in automotive gasoline engines where the manufacturer recommends an API SL or earlier specification 10W-30 lubricant. Advantages Castrol GTX Professional 10W-30: Provides superior protection against engine sludge*First oil change at 2,000 mi. All subsequent changes at aSo, Castrol GTX has been an integral part of Irv'

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زيت كاسترول 10w30 كم يمشي ؟ يمكن أن يدوم زيت castrol gtx 10w30 لأكثر من 5000 كلم إذا إشتريت منتج تَخليقي كامل ، وقد يصل إلى 8000 الاف كيلو في بعض الحالات التي تكون فيها درجة المحافظة على المحرك عَالية.Castrol GTX Classic 10w/40, the original 'Liquid Engineering' for younger and modern classics: Mineral 10w/40, suitable for vehicles 1978 to 1993 where a 10w/40 oil is specified. Period correct balanced additives for superior wear and corrosion protection, including ZDDP. Can be used in vehicles either with or without a catalytic converter.Name Method Units Castrol GTX 10W-30 Density @ 15C, Relative ASTM D4052 g/ml 0.867 Viscosity, Kinematic 100C ASTM D445 mm²/s 10.2 Viscosity, CCS -25C (10W) ASTM D5293 mPa.s (cP) 5688 Viscosity, Kinematic 40C ASTM D445 mm²/s 68 Viscosity Index ASTM D2270 None 135 Pour Point ASTM D97 °C -33READY FOR THE ROAD AHEAD. Castrol GTX helps extend engine life by tackling the main causes of sludge. It’s advanced 3X-Protect formula surrounds and suspends dirt particles to keep engines cleaner for …Shop: Castrol GTX Classic Motor Oil. Also in the "Castrol Classic" line is a straight 30 weight (30W) for pre-1950 vintage vehicles. ... If you live in a very hot climate, use the second-lightest weight (example: 10W30). Are Synthetic Oils Worth the Extra Money? Some people sleep easier knowing they've bought the "best" and "most expensive ...Castrol GTX High Mileage 10W-30 Synthetic Blend Motor Oil, 1 Quart 430 4.8 out of 5 Stars. 430 reviews Available for Pickup or 2-day shipping Pickup 2-day shippingCastrol GTX Double Action formula cleans away old sludge*, and protects against new sludge formation better than tough industry standards Help extend the life of your engine with Castrol GTX. * Vs API SL Limits Application Castrol GTX 10W-30 is suitable for use in automotive gasoline and diesel engines where the manufacturerCastrol MAGNATEC 10W-30. New Castrol MAGNATEC 10W-30 has intelligent molecules that cling, and form a self-healing layer so it’s always ready to protect at each of the critical stages of stop-start driving. If your car needs 10W-30 engine oil, Castrol offers a range of options, all of which flow like 10 Weight oil when cold, and 30 Weight oil ...Our premium oil brands offer a range of protection including: Castrol EDGE - Strength for maximum performance and protection. Castrol GTX High-Mileage - Designed for vehicles with over 75,000 miles and superior emissions system protection. Castrol GTX - Superior sludge protection and prevention. O'Reilly Auto Parts carries Castrol products.Rotella T5 10W30 Phos = 989 ppm Zinc = 1085 ppm 2020 UOA Rotella T5 10W30 Phos = 1159 ppm Zinc = 1342 ppm Castrol GTX Classic 20W-50 from PDS Phos = 1200 ppm Zinc = 1300 ppm For me, if I'm looking for a high zinc oil, I like to see 1000ppm Zn or above.Castrol® GTX® Ultraclean is our cleanest GTX ever! Specially formulated for the rigors of modern driving, its GTX for the 21st century. ... 5W-30 10W-30 15W-40 5W-30 Castrol GTX ultraclean 5W-30. MEETS OR EXCEEDS INDUSTRY STANDARDS: API SN/CF; ILSAC GF-5 FEATURES & BENEFITS: Provides 50% superior sludge protection compared to tough industry ...They do this to minimise test spend and build in rationalisation for their worldwide blend plants. Classically, outside of the US, you will formulate 10W30, 10W40, 15W40, 15W50, 20W40 and 20W50 oils simultaneously. This will cover the full spectrum of predominantly mineral oil based grades. This being the case, if say you know the ZDDP content ...My local Walmart now carries Castrol GTX Classic oil that advertises high zinc content (1,400 ppm max). It's available in quart bottles or a 5-quart jug for about $25. Only thing is it only comes in 20W50. Any thoughts on using that weight? The same Walmart carries Motorcraft diesel oil in 10W30 and 10W40 weights.Castrol MAGNATEC 10W-30. New Castrol MAGNATEC 10W-30 has intelligent molecules that cling, and form a self-healing layer so it's always ready to protect at each of the critical stages of stop-start driving. If your car needs 10W-30 engine oil, Castrol offers a range of options, all of which flow like 10 Weight oil when cold, and 30 Weight oil ...Helps minimize oil consumption. API SN/SM/SL/SJ; ILSAC GF-5/GF-4/GF-3. › See more product details. Report an issue with this product or seller. This item: Castrol GTX 10W-30 Conventional Motor Oil, 1 Quart, Pack of 6. ($8.14/Count) +. FRAM Extra Guard PH5, 10K Mile Change Interval Spin-On Oil Filter. Total price:Somewhere, perhaps in this Forum, I saw a detailed discussion of the zinc content in Castrol GTX over the years. As I recall, the article presented the zinc content for various API grades (e.g. GA, GB, ....GJ,GL [I think thats the latest]) I have a case that I bought around 1990 that shows GF and GG. I seem to recall that these are API grades ...Shop the latest The Halfords Classic Oil 20W50 5 litre bottle specially blended for classic cars from 60's - 80's at Halfords UKCastrol GTX uses premium, custom-made additives and is the most advanced conventional oil available. Ultra-low friction to improve gas mileage**. Maximum protection against viscosity & thermal breakdown. *As tested in the Sequence VG sludge test. ** In 5W-20, 5W-30 and 10W-30 grades.READY FOR THE ROAD AHEAD. Castrol GTX helps extend engine life by tackling the main causes of sludge. It’s advanced 3X-Protect formula surrounds and suspends dirt particles to keep engines cleaner for longer*. Giving you and your vehicle more miles together. *As measured in the Sequence VH test, against API SP engine limits. - Substantial Reductions in Key Hormones