Too much ZDDP can also cause premature wear. This mono-grade oil can also be used in most types of manually-operated gearboxes. Your recently viewed items and featured recommendations, Select the department you want to search in, All customers get FREE Shipping on orders over $25 shipped by Amazon, Instant Protection From The Moment You Start, Castrol 03063 GTX MAGNATEC 5W-20 Full Synthetic Motor Oil, Green , 5 Quart, Enter a new vehicle to add it to Your Garage and filter the results below. i had an oil change 1500 miles ago using mobil 1 5w30. Using a high-zinc oil with a high dose of ZDDP additives helps protect classic car and hot rod engines. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals. Cookies also allow us and third parties to tailor the ads you see when you visit our site and other third party websites in the same online network, including social networks. Couldn't have asked for more. Just use STP oil treatment. IT'S MORE THAN JUST OIL. If I can't help I will open your Question to other experts. Since the early nineties, manufacturers have been reducing this number. Top subscription boxes – right to your door, © 1996-2020, Amazon.com, Inc. or its affiliates. it has used a quart of oil. It's physical and functional properties make it ideal for use in oils and greases to help control oxidation and corrosion. The current formulation is based on the original formulation of Kendall GT-1 back in the sixties, although improved with synthetic additives. I have replaced the original L05 engine with the later model L31 and have a GM, My 03 chevy 6.6 developed what i think is lifter noise after i used synthetic oil in it. Wonderful service, prompt, efficient, and accurate. Last engine I worked that had used STP since day one looked like the whole interior was coated in milk chocolate. i had an oil change 1500 miles ago using mobil 1 5w30. i don't know what kind of oil the previous owner used. Just had intake gaskets replaced in 98 vortec 5.7, now the motor raps for a good 4 minutes until it gets warm and runs fine, can you help? “Zinc” in motor oil usually is describing a compound called Zinc Dialkyl Dithiophosphates or ZDDP. RAY. Will this affect my vehicle in a negative way? it, Just had intake gaskets replaced in 98 vortec 5.7, now the, we dirt track a hopped up 350 . The Mustang Forum for Track Enthusiasts. GM World Class Certification.   |   site map, copyright 2012-2020 www.restore-an-old-car.com. Shop Owner and Mechanic on multiple makes. 14 years experience. These oils balance ZDDP, detergent levels, and corrosion inhibitors. I have no oil pressure. Our Oil Selector will find the right oil for your car, motorcycle or truck from our Castrol EDGE, Magnatec, GTX and Power 1 products.   |   privacy policy Always refer to the manufacturers specs and measure well. Cookies also allow us and third parties to tailor the ads you see when you visit our site and other third party websites in the same online network, including social networks. They do not publish zinc content as it is proprietary, it is less than half what it used to be. Only accept when you are happy with my assistance. Castrol LubeCon Series ZF fluids are premium zinc free hydraulic oils formulated from high quality hydro-treated base oils. I found a distributor for Brad-Penn oil in High Point, NC., Kennedy Oil Co., great folks to deal with, ask for Kay. IT'S MORE THAN JUST OIL. While phosphorous is present in all engine oils for its ability to reduce wear, it is effectively poisonous to catalytic converters. Emission systems, today, must be warrantied for 100,000 miles and auto manufacturers found that by reducing the levels of ZDDP, the catalytic converters would last a lot longer, costing them less in the long run. This website uses cookies which enhance the performance of the website by collecting information about how visitors use it (e.g. Prime members enjoy FREE Delivery and exclusive access to music, movies, TV shows, original audio series, and Kindle books. I liked that I could ask additional questions and get answered in a very short turn around. It's probably more cost-effective to use conventional oil and change it regularly.   |   about The damage may not happen overnight, but over months or years, the lack of protection will prematurely wear cams, lifters, and other internal parts. Cookie Notification. However, it is significantly higher in price of the conventional motor oils. Over 20 years of bumper to bumper GM experience. I use and reccomend Shell Rotella, either regular or synthetic. And, yes, STP does stand for Stay Together Please! Lucas Oil Hot Rod & Classic Car SAE 10W-40 HP High Zinc Petroleum High Performance Motor Oil … What kind of oil should I put in my 2003 chevy blazer 4x4 when the weather is anywhere from 40-80 degrees? Lucas Oil 10684 20W-50 Petroleum Oil - 5 Quart Jug, Castrol 03084 EDGE 5W-30 Advanced Full Synthetic Motor Oil, 5 Quart, Kawasaki Pack of 2 99969-6296 Genuine OEM K-Tech SAE 10W-40 4-Cycle Engine Oil and Pad, Lucas Oil 10679-3PK 10W-30 Petroleum Oil - 5 Quart Jug, (Case of 3), Valvoline VR1 Racing Synthetic SAE 20W-50 Motor Oil 1 QT, Case of 6, Castrol 03111 GTX High Mileage 10W-40 Synthetic Blend Motor Oil, 5 Quart, Lucas Oil 10687-6PK SAE 10W-30 Hot Rod and Classic Car High Performance Motor Oil - 1 Quart Bottle, (Case of 6), ROYAL PURPLE HMX SAE 5W-30 High-Mileage Synthetic Motor Oil 5 Quart, Lucas Oil 10689-6PK SAE 20W-50 Hot Rod and Classic Car High Performance Motor Oil - 1 Quart Bottle, (Case of 6), Shell Rotella T6 Full Synthetic 5W-40 Diesel Engine Oil (1-Gallon, Single Pack, New Packaging), REV X ZDDP Oil Additive - Zinc for Flat Tappet Cams & Engine Break in (1), Valvoline Advanced Full Synthetic SAE 20W-50 Motor Oil 1 QT, Valvoline 20W-50 MaxLife High Mileage Motor Oil - 1qt (822381), Valvoline - 852399 Full Synthetic High Mileage with MaxLife Technology SAE 0W-20 Motor Oil 5 QT, COMP Cams 1590-12 12 Quarts of 10W-30 Break-In Engine Oil, AmazonBasics High Mileage Motor Oil, Full Synthetic, SN Plus, dexos1-Gen2, 5W-30, 5 Quart, Lucas Oil 10688-6PK SAE 10W-40 Hot Rod and Classic Car High Performance Motor Oil - 1 Quart Bottle, (Case of 6), Valvoline - 779462 High Mileage with MaxLife Technology SAE 10W-30 Synthetic Blend Motor Oil 5 QT, Lucas Oil 10616 SAE 20W-50 Synthetic Racing Motor Oil - 5 Quart Jug, Lucas Oil 10636 Lucas Engine Break-In Oil, Driven Racing Oil 02706 HD50 High Zinc Motorcycle Oil (15w-50 Quart), 1 quart, Brad Penn Oil 009-7144-12PK 10W-40 Racing Oil - 1 Quart Bottle, (Case of 12), Castrol 03112 GTX High Mileage 20W-50 Synthetic Blend Motor Oil, 5 Quart, Lucas Oil 10063 Engine Break-in Oil Additive - 16 oz, Multi-Colored (LUC10063), Motul 108081 Set of 8 Classic Performance 20W-50 Mineral Oil 1-Quart Bottles, Kawasaki 12PK SAE 20W50 4-Cycle Engine Motor Oil OEM# 99969-6298 Quart Bottle, Lucas Oil 10621 SAE 20W-50 Racing Motor Oil - 5 Quart Jug. I seem to recall that these are API grades just before the major phaseout of zinc. This was not a problem 30 or 40 years ago, but for environmental reasons, the quantity of an additive called ZDDP has been reduced significantly in modern oils. Lucas Oil 10076 15W-40 Motor Oil - 1 Gallon Jug, Kendall GT-1 Competition 20w-50 w/Ti - 12/1 qt. Track Mustangs Online was built specifically for those who track their Mustangs!   |   disclaimer LubeCon Series ZF fluids are more environmentally friendly utilizing an advanced ashless additive system and have exceptional filterability, thermal stability, water separability. These fluids provide excellent antiwear performance and meet the most demanding pump requirements of all major manufacturers. By chatting and providing personal info, you understand and agree to our Terms of Service and Privacy Policy. According to Valvoline, “its primary role is to prevent metal-to-metal contact between engine parts by forming a protective film. In order to prevent premature cam and lifter wear, there must be an adequate amount of anti-wear additives. Please help, Hi ,can you advise me what grade of oil i should use for a new L31 5.7ltr crate engine to suit a 1996 to 2000 chev k1500? They are lower revving, they have larger metal-to-metal tolerances, and often have cork or rope seals. Traffic on JustAnswer rose 14 percent...and had nearly 400,000 page views in 30 days...inquiries related to stress, high blood pressure, drinking and heart pain jumped 33 percent. RAY, Valvoline R1 has all the zinc your engine need and cost 1/2 of the special oil sold by MOSS, The fact that ZDDP kills catalytic converters is the reason that it has been slowly removed from modern oils. Today, many of the well-known oil companies are offering oils formulated for vintage and classic cars. it has always made a slight ticking noise at idle which ive been told is normal for a vortec motor. Having trouble posting or changing forum settings?

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