Seller notes

GM LS3 L92 Rebuilt Cylinder Heads w/ rocker arms PAIR OEMStock LS Series 6.0L / 6.2L Part # 823 (same as 0823) We offer a 90 day warranty for parts, buyer pays return shipping for refunds IF cores are returned. Please return cores using our free UPS return label. The head has been rebuilt by our engine specialists and is ready to be installed. The head is disassembled, washed, painted, and pressure tested. We replace all valve stems (replace valve guides as necessary), performed a valve job and ...

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