For 2004+ GM Chevrolet Gen III IV 5.3 5.7L MLS Cylinder Head Gasket Set w Bolts

Description

Store Categories Store Categories eBay Motors Parts & Accessories Automotive Tools & Supplies Details For 2004+ GM Chevrolet Gen III IV 5.3 5.7L MLS Cylinder Head Gasket Set w Bolts Description: PAIR of Multi-Layer Steel (MLS) Head Gaskets for LS9 engines. These gaskets can also be used with LS3, LS2, and 6.0L iron blocks, as well as 4.8L/5.3L and LS1/LS6 applications (bore diameter differs, but these gaskets are still compatible for use on the smaller bores). The cylinder head bolts hold the cylinder head in place and ensure that the cylinder head will continue to hold up despite the tremendous amounts of pressure in the combustion chamber. Therefore the cylinder head bolts are important part of your engine. They should always be in perfect condition and should be maintained properly. So, if you notice that this part is showing signs of excessive wear, have them replaced immediately. Remark: These engines have two different designs for the head bolts. 1st design head bolts have 16 Long Bolts: 150mm, 4 Short Bolts: 100mm, 10 Small Bolts: 45mm. 2nd design head bolts have 20 Long Bolts: 100mm, 10 Small Bolts: 45mm. This kit ONLY FITS engine with 2ND DESIGN HEAD BOLTS (20 long bolts: 100mm, 10 small bolts: 46mm). Please double check your engine head bolts to make sure this kit will fit your engine before making the purchase. OE Part Number: MA-4216910034,ES72390,BTR00568,12589226,12498544，12617898, 12622033, 475625, 54983 Fitment: 2004-Later Gen III IV 4.8L 5.3L Engines (LM7; L59; LM4; L33; LS4; LY5; LMG; LMF; LH6; LC9; LH9) 2004-Later Gen III IV 5.7L LS1/LS6 engines Package included: 30 Cylinder Head Bolts (20 Long Bolts: 100mm, 10 Small Bolts: 45mm) 2 Pcs Cylinder Head Gaskets Note: Please check the OE code on your old part before purchasing！ It would be highly appreciated if you might contact us first once you have any problems concerning the items. And you can expect all the issues would be resolved ASAP! About Us Shipping Policy Payment Method Returns Policy Contact Us About Us High-performance automotive components that pass stringent durability and functionality tests, ensuring longevity under demanding conditions. We combine cutting-edge logistics with uncompromised quality, making vehicle maintenance faster, simpler, and more efficient. With a user - friendly shopping environment and efficient customer service, we strive to offer you a seamless shopping experience. 24/7 customer support available—follow us for updates! Shipping Policy All items are shipped from our United States local warehouse. All orders will be shipped within 3 business days after payment is cleared. We only ship to Paypal confirmed address, please make sure that the address is correct before you check out. Payment Method Please use the eBay checkout system when paying for your order. Paypal allows to pay by Credit Card, Direct Debit, VISA, eCheck, or other methods, please kindly check Paypal for more information. Returns Policy 30 Days Free Return and Money Back. If you are not satisfied with your purchase for any reason ( and the part is brand new, has not been installed or damaged in any way) please return it within 30 days for a refund. Please contact us before return. Contact Us Customer satisfaction is always our top priority! If you have any questions while shopping,please contact us first via eBay Messaging—we’re here to resolve issues swiftly and ensure your satisfaction! Before submitting your feedback, if you have any concerns or require assistance, please feel free to reach out through our channels. We firmly believe that through open communication, we can prevent unnecessary misunderstandings and work together to provide you with a satisfactory resolution. Home Payment Shipping About us Contact us Store Categories Store Categories eBay Motors Parts & Accessories Automotive Tools & Supplies Details For 2004+ GM Chevrolet Gen III IV 5.3 5.7L MLS Cylinder Head Gasket Set w Bolts Description: PAIR of Multi-Layer Steel (MLS) Head Gaskets for LS9 engines. These gaskets can also be used with LS3, LS2, and 6.0L iron blocks, as well as 4.8L/5.3L and LS1/LS6 applications (bore diameter differs, but these gaskets are still compatible for use on the smaller bores). The cylinder head bolts hold the cylinder head in place and ensure that the cylinder head will continue to hold up despite the tremendous amounts of pressure in the combustion chamber. Therefore the cylinder head bolts are important part of your engine. They should always be in perfect condition and should be maintained properly. So, if you notice that this part is showing signs of excessive wear, have them replaced immediately. Remark: These engines have two different designs for the head bolts. 1st design head bolts have 16 Long Bolts: 150mm, 4 Short Bolts: 100mm, 10 Small Bolts: 45mm. 2nd design head bolts have 20 Long Bolts: 100mm, 10 Small Bolts: 45mm. This kit ONLY FITS engine with 2ND DESIGN HEAD BOLTS (20 long bolts: 100mm, 10 small bolts: 46mm). Please double check your engine head bolts to make sure this kit will fit your engine before making the purchase. OE Part Number: MA-4216910034,ES72390,BTR00568,12589226,12498544，12617898, 12622033, 475625, 54983 Fitment: 2004-Later Gen III IV 4.8L 5.3L Engines (LM7; L59; LM4; L33; LS4; LY5; LMG; LMF; LH6; LC9; LH9) 2004-Later Gen III IV 5.7L LS1/LS6 engines Package included: 30 Cylinder Head Bolts (20 Long Bolts: 100mm, 10 Small Bolts: 45mm) 2 Pcs Cylinder Head Gaskets Note: Please check the OE code on your old part before purchasing！ It would be highly appreciated if you might contact us first once you have any problems concerning the items. And you can expect all the issues would be resolved ASAP! About Us Shipping Policy Payment Method Returns Policy About Us High-performance automotive components that pass stringent durability and functionality tests, ensuring longevity under demanding conditions. We combine cutting-edge logistics with uncompromised quality, making vehicle maintenance faster, simpler, and more efficient. With a user - friendly shopping environment and efficient customer service, we strive to offer you a seamless shopping experience. 24/7 customer support available—follow us for updates! Shipping Policy All items are shipped from our United States local warehouse. All orders will be shipped within 3 business days after payment is cleared. We only ship to Paypal confirmed address, please make sure that the address is correct before you check out. Payment Method Please use the eBay checkout system when paying for your order. Paypal allows to pay by Credit Card, Direct Debit, VISA, eCheck, or other methods, please kindly check Paypal for more information. Returns Policy 30 Days Free Return and Money Back. If you are not satisfied with your purchase for any reason ( and the part is brand new, has not been installed or damaged in any way) please return it within 30 days for a refund. Please contact us before return. On Mar 27, 2026 at 09:17:00 PDT, seller added the following information: