We consider a engine zinc additive to be a worthy investment in the long run. In the following post, we will help you to select the best engine zinc additives.

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Our Top Picks:

Best Overall: Buy: Lucas Oil Engine Zinc Additive READ REVIEW

Best For Fuel Economy: Buy: Prolong Super Lubricants Engine Zinc Additive READ REVIEW

Best For More Power: Buy: Rislone Engine Zinc Additive READ REVIEW

Best For Gas Mileage: Buy: Bars Leaks Engine Zinc Additive READ REVIEW

Best With Old Engines: Buy: Zddplus Good Product READ REVIEW

Best With All Motor Oils: Buy: Hy-Per Lube Engine Zinc Additive READ REVIEW

Best For Use: Buy: Zddplus Engine Zinc Additive READ REVIEW

Best For Flat Tappet Cam: Buy: Camguard Engine Zinc Additive READ REVIEW

Best With High Octane Race Fuel: Buy: Comp Cams Engine Zinc Additive READ REVIEW

Best Overall: Lucas Oil Engine Zinc Additive

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The Lucas Oil line of additives comes in a pretty wide variety of styles, so you can definitely find one that suits your individual preferences and needs. The Lucas Oil Engine Zinc Additive has miles per gallon, has added one bottle and it works well for new cars. Use luca oil stabilizer in gear oil to stop leaks, reduce operating temperatures and increase the life of the gear oil. In addition, it is smoother, is made for good stuff and it slows the burn.

The additive is made for manual transmissions and it has been used luca for years. Moreover, it allows motor oils to a higher degree of lubricity which reduces oil consumption and operating temperatures. Lastly, the lucas oil engine zinc additive does what it says and it works very well.

Almost all customers opine that the additive is good for preventative maintenance in older vehicles. Also, a few strongly agree that the additive provides a flexible seal between cylnder walls and piston rings, thus increasing the compression ratio. And, a few also found that the additive is good for engines with a lot of miles. To sum up, buyers found this to be one of the best additives for daily purposes.

• This can be used in big turbo diesel engines. Check with Lucas.
• This works in about any type of engine or gear box.
• This is super thick and will take 40 minutes to drain from the bottle.
• This does the job and it is for day - use vehicles.

Best For Fuel Economy: Prolong Super Lubricants Engine Zinc Additive

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Prolong Super Lubricants has been making great additives for years, thanks to a combination of clever design and appropriate materials. The Prolong Super Lubricants Engine Zinc Additive is recommended that engine treatment be used at each oil change, every six months or 6, 000 miles. Formulated with afmttm (anti-friction metal treatment) advanced technology. Also, this is extraordinarily important in current models of smaller import and compact engines that are known to run hot.

The additive is formulated to treat the metal surfaces of both gasoline and diesel - fueled engines. Further, the additive is used for head gasket,s is designed for more power and it is great for high-mileage vehicles. Lastly, the prolong super lubricants engine zinc additive allows for less heat and it is made worth the money.

Almost all customers opine that the additive is humming like a growing machine. In addition, a few also found that the additive will extend the life of many of the mechanical parts that wear. And, they say that the additive has always done a good job. To sum up, for most buyers, Prolong Super Lubricants product was what they were looking for.

• This is easy to use, just pour it right into the engine crankcase.
• This reduces harmful friction and excessive heat in both gasoline and diesel-fueled engines.
• This is much much cheaper, because it is gallon size at Amazon.
• This does what it says and it is smoother.

Best For More Power: Rislone Engine Zinc Additive

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Next on the list, we've got yet another additive that manages to win our hearts. It's the Rislone Engine Zinc Additive and it's widely considered as the additive that has the most suitable features. The rislone engine zinc additive has been used multiple times and it has caused noise. Hy-per lube reduces foam and helps extend the life of your engine and also reduces gear box and transmission temperatures. In addition, it is called dry or cold start wear.

The additive is compatible with all motor oils, including synthetic oil. Finally, the rislone enginezinc additive is made with great stuff, is perfect for more power and it is good for the bottom line.

Almost all buyers agree that the additive works well in all vehicles. In addition, they also found that the additive will cling to the metal parts rather than residing solely in the solution. Moreover, a few say that the additive is a perfect fantasy, believing one can drive with "extended life" motor oils for longer than recommended changes, but engine heat and weather conditions dispel that myth. Overall, for almost all buyers, the additive was just what they wanted.

• This is good for all engines, both high mileage or new.
• Hy-per lube will reduce lifter and drive train noise.
• This is great with fast shipping and it is smoother.
• This has revived oil - burning engines to engines that no longer use oil.

Best For Gas Mileage: Bars Leaks Engine Zinc Additive

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We know from years of feedback from readers, amazon sellers, and family and friends what most people want in a convenient and appropriate additive. The Bars Leaks Engine Zinc Additive is exactly that - it's a simple additive that hits all the right notes. Moreover, the additive restores lost compression. Make sure this fits by entering your model number. Above all, the bar leaks engine. Zinc additive is perfect for oil leaks, runs flawlessly and it has bar leaks.

Almost all customers quickly discovered that the additive is great for audi oil burn issues. Furthermore, a few also found that the additive is good for quite a bit longer. Moreover, a few say that the additive is hell to start this car. In short, buyers found this to be one of the best additives for daily purposes.

• Use on any gasoline or diesel engine.
• Remember, your car is what it eats.
• One of the newcomers and featured product.

Best With Old Engines: Zddplus Good Product

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The best part: Zddplus Good Products costs comparatively little and it is available to ship in 24 hours. The zddplus good product is compatible with all conventional and synthetic oils intended for automotive use. By adding a small 4 ounce bottle of it at every oil change, an adequate amount of zinc and phosphorus will continue to protect your engine. Further, the additive is great for fast shipping, is smoother and it is great for classical cars.

The additive is the only ep (extreme pressure) component which re-establishes the zddp levels that classic car engines were designed for, while allowing the car owner to use the base oil of their choice. Most importantly, the zddplus product is great with great stuff and it is great for vintage cars.

Almost all customers agree that the additive is designed to be used with engines that are pre-catalytic converter.s. Also, they also found that the additive is the best metallic lubricant for flat tappet engines. In addition, a few say that the old engines needed the zincadditive as today ’s oil is detergent free.

• This is great for non roller rocker arms.
• This is what is termed a flat tappet valve train and yeah it needs zddp.
• This can be used in marine, motorcycle and tractor engines.
• This is used to lubricate sliding metal to metal wear point in your engine.

Best With All Motor Oils: Hy-Per Lube Engine Zinc Additive

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Hy-Per Lube line of additives comes in a pretty wide variety of styles, so you can definitely find one that suits your individual preferences and needs. The Hy-Per Lube Engine Zinc Additive works well to protect the catalytic converters but leaves many older and high - performance engines without the proper ep (extreme pressure) wear protection they need to protect the cams, liters and rocker arms. Hy-per lube zinc replacement additive will provide maximum wear protection for cams and lifters in flat tappet cam design engines. Moreover, this is compatible with all motor oils, including synthetic.

Above all, the hy-per lube engine zinc additive is great for more power and it is smoother.

Most buyers agree that the additive is a zinc replacement and a very good one at that. And, they strongly agree that the additive has no zinc needed to learn how to read. Moreover, they strongly agree that the amount used is 1 oz of additive per qt of engine oil. Overall, at the price, they believe that they got a steal of a deal with it.

• This reduces cold start wear after long periods of shut down.
• This is the best oil additive for wearing.
• This is that the polymer particles could not be fine enough and clog a component.
• It provides superior wear protection even when added to oils containing reduced zddp levels.

Best For Use: Zddplus Engine Zinc Additive

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The features department is where Zddplus Engine Zinc Additive truly manages to shine. The zddplus engine zincadditive is the only ep (extreme pressure) component which re-establishes the zddp levels that classic car engines were designed for, while allowing the car owner to use the base oil of their choice. By adding a small 4 ounce bottle of it at every oil change, an adequate amount of zinc and phosphorus will continue to protect your engine. And, it is compatible with all conventional and synthetic oils intended for automotive use.

Most importantly, the zddplus enginezinc additive is good for use in high-performance and it is perfect for classical cars.

One customer says - "If you want the engine to last add this for every oil change. ". Most buyers quickly discovered that the additive is top of the line in preventing engine wear.

• Prevents premature cam and valve train failure.
• Use in high-performance and classic cars.
• Lot of satisfied buyers.

Best For Flat Tappet Cam: Camguard Engine Zinc Additive

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The Camguard Engine Zinc Additive has killer features for the price point. Make sure this fits by entering your model number. Further, the additive is a blend of high performance additives that fortify heavy-duty (hd) diesel oils to provide the utmost in engine protection. To sum up, with a 4.7 rating and more than 80 buyers, the camguard engine zinc additive stands as the best choice.

"Camguard began as an oil additive for aviation engines. " - says, one customer. Consequently, buyers were very happy to recommend it to friends and would-be buyers.

• Good brand reputation.
• Good investment for the long term.

Best With High Octane Race Fuel: Comp Cams Engine Zinc Additive

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Comp Cams line of additives comes in a pretty wide variety of styles, so you can definitely find one that suits your individual preferences and needs. The Comp Cams Engine Zinc Additive includes the optimum amount of critical additives zddp (zinc and phosphorus), molybdenum, detergents and high grade base oil. Comp cams engine break-in oil and additives are designed to extend the durability of internal engine components including camshafts, valve train components and all moving parts in your new or rebuilt engine. And, the additive protects all internal engine components, including both flat tappet and roller valve trains.

Most importantly, the comp cams engine zinc additive improves surface mating of rotating assembly, rod journals, piston rings, valve guides, cam and lifters, etc.

"If you have an older flat-tappet engine, this oil makes a great additive with any oil change. " - says, one customer. Overall, most buyers found the additive suits best, and no one questions it.

• Requires no additives or supplements for maximum protection.
• Protects all internal engine components, including flat tappet and roller valve trains.
• It is manufactured in the United States.
• This is compatible with gasoline, methanol and high octane race fuel.