LS9 Crate Engine Andrew Stoy PO 10/28/08 6:20pm 10/28/08 6:20pm g 14,490L 86Edit ZR1 In A Box: GM Performance Parts Carting LS9 Crate Engine To SEMA ZR1 In A Box: GM Performance Parts Carting LS9 Crate Engine To SEMA LS9 Crate Engine Andrew Stoy PO 10/28/08 6:20pm 10/28/08 6:20pm g 14,490L 86EditGM Performance Parts has announced the introduction of its 638 HP LS9 Read… 1186A