Posted on September 17, 2011February 3, 2014 by sam Series 60 Intake and Exhaust Valve Porting The porting within the cylinder head is cross-flow, with intake and exhaust ports on opposite sides for minimum restriction and maximum exposure to coolant flow. Four valves are used per cylinder, two intake and two exhaust. Related Posts Series 60 Intake and Exhaust Valve Arrangements Four valves per cylinder, two each intake and exhaust, give the Series 60 engine excellent breathing and cooling characteristics. Valves… Series 60 Valve Guide PartsValves are positioned and aligned by replaceable valve guides pressed into the cylinder head. Series 60 Recirculation Valve The Series 60G automotive GT42 turbocharger requires a boost recirculation valve to reduce air system pressure pulsations and turbocharger surging… Series 40E Valve Cover Intake ManifoldUse the following procedure to remove the valve cover/intake manifold. Disconnect the main wiring harness connector from the valve… Series 60 Typical Exhaust Manifold Mounting Three-Piece Exhaust Manifold: A three-piece, cast-iron exhaust manifold is attached to the cylinder head with twelve special alloy hardened bolts.…