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Compatible with petroleum, semi-synthetic and full synthetic motor oils, Renews worn seals with no risk of damage or eventual corrosion, Reduces engine noise and oil consumption, while raising oil pressure, Contains no harmful solvents Lucas Oil 10279 Engine Oil Stop Leak, 1 Gallon, Case Of 4 Sku # 48410279 Mfr. Part # 10279 Condition New Brand Lucas Oil Sold Box Details Info Lucas Engine Oil Stop Leak is an all new formulation of Lucas additives and very specific base stocks designed to stop seal leaks in engines! Compatible with petroleum, semi-synthetic and full synthetic motor oils Renews worn seals with no risk of damage or eventual corrosion Reduces engine noise and oil consumption, while raising oil pressure Contains no harmful solvents Specs Sold in Quantity Box Synthetic No Oil Additive Type Engine stop leak Volume 4 MFG. Part # 10279 Tech Support We're here to help before and after your purchase. If you have a question or need assistance with one of our products, please contact us through eBay Messaging and a knowledgeable Speedway Motors team member will be happy to help. About Speedway Motors is America’s Oldest Speed Shop® and has been a trusted source for specialty rodding and racing products and friendly expert advice for more than 72 years. Founded in 1952 by “Speedy” Bill Smith – a racer and street rodder himself – Speedway has grown from a one-man operation to become the world’s largest manufacturer, distributor and retailer of street rod and racing products. Our industry-leading fast delivery is the result of same-day shipping from our state-of-the-art, centrally located 500,000 sq. ft. headquarters. Speedway’s size offers customers unmatched product selection and low pricing, while our excellent technical support and customer service have made us a recognized leader in the rodding and racing industries.