Page 236 of GM Performance Parts 2006 Catalog by GM Parts Direct

Ecotec Race Cylinder Block A Ecotec High Performance CNC Ported Cylinder Head B Exhaust Header Flange C CYLINDER BLOCKS A. 88958630 Ecotec Race Cylinder Block The foundation for truly fast compacts. Fully-machined aluminum block with 3.400" bores and 8.700" deck height. Cylinders use steel liners machined for stainless steel O-rings and head gasket P/N 88958614. High quality 1/2" head studs and 7/16" main studs are included. CYLINDER HEADS B. 88958640 Ecotec High Performance CNC Ported Cylinder Head Aluminum cylinder head is fully CNC machined with highperformance-oriented ports and three-angle valve seats. Deck surface has o-ring grooves. Accepts a complete stock valvetrain. Flow sheet included. Uses head gasket kit P/N 88958614 (not included). 88958619 Ecotec Street CNC Ported Cylinder Head (not shown) Aluminum cylinder head is fully CNC machined with highperformance-oriented ports and three-angle valve seats. Accepts a complete stock valvetrain. Flow sheet included. Uses stock head gasket. C. 88958632 Exhaust Header Flange Use this .375"-thick steel flange as the starting point for your custom header system. CYLINDER HEAD GASKETS HEAD BOLTS D. 88958614 Ecotec Head Gasket O-Ring Kit Head gasket and O-ring kit reduces cylinder bore distortion and improves cylinder sealing at high horsepower/boost levels. Requires special machining to head and blocks per included instructions. Kit includes copper head gasket and four one-piece stainless steel O-rings. For use on head P/N 88958640. 12499222 NEW 2.2L Cylinder Head Installation Kit (not shown) A comprehensive kit that includes the gaskets and hardware necessary to install the cylinder head on the 2.2L engine. The kit includes a cylinder head gasket assembly, four intake manifold gaskets, an exhaust manifold gasket, and special cylinder head bolts/screws. COBALT ECOTEC 234 Ecotec Head Gasket O-Ring Kit D

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