1997-2019 Chevy Small Block LS Rear Main Seal Housing Aluminum | Summit Racing SUM-G2621

Summit Racing SUM-G2621: Housing Rear Main Seal Aluminum Chevy LS Each – Summit Racing LS rear main seal housings are the correct housings for all LS models. These aluminum housings are ideal for replacing damaged housings and building a new project from scratch. Summit Racing LS rear main seal housings are designed for a correct fit and quality performance. Summit Racing. SUM-G2621 fits these applications: CHEVROLET 7.0L/427 Chevy small block Gen III/IV LS-based engines CHEVROLET 6.2L/376 Chevy small block Gen III/IV LS-based engines CHEVROLET 6.0L/364 Chevy small block Gen III/IV LS-based engines CHEVROLET 5.7L/350 Chevy small block Gen III/IV LS-based engines CHEVROLET 5.3L/325 Chevy small block Gen III/IV LS-based engines CHEVROLET 4.8L/294 Chevy small block Gen III/IV LS-based engines.