Vortec L31 cylinder head
m (→Vortec-specific domed pistons) |
(→Upgrading and Compatibility: add image) |
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* Springs if the cam has a valve lift over about 0.420" | * Springs if the cam has a valve lift over about 0.420" | ||
* Center bolt style valve covers if the heads used previously were perimeter style | * Center bolt style valve covers if the heads used previously were perimeter style | ||
| + | [[File:Vortec valve-rocker.jpg|thumb|right|300px|Self aligning stamped steel rockers]] | ||
** Note: [http://www.crankshaftcoalition.com/wiki/Vortec_L31_cylinder_head#Small_port_Vortec_head_p.2Fn_25534351_.28bare.29_and_p.2Fn_25534421_.28assembled.29 GMPP small and large port Vortec heads] and other aftermarket Vortec heads accept either perimeter or center bolt valve covers | ** Note: [http://www.crankshaftcoalition.com/wiki/Vortec_L31_cylinder_head#Small_port_Vortec_head_p.2Fn_25534351_.28bare.29_and_p.2Fn_25534421_.28assembled.29 GMPP small and large port Vortec heads] and other aftermarket Vortec heads accept either perimeter or center bolt valve covers | ||
*Self aligning rocker arms | *Self aligning rocker arms | ||
* Valve cover gaskets | * Valve cover gaskets | ||
| − | * Vortec specific intake manifold. While some aftermarket heads have both 12 and 8 bolt intake bolt patterns, the height of the Vortec ports require a tall, "raised port" type early intake manifold (along with porting/port work to the intake manifold and/or head), to even come close to fitting correctly | + | * Vortec specific intake manifold. While some aftermarket heads have both 12 and 8 bolt intake bolt patterns, the height of the Vortec ports require a tall, "raised port" type early intake manifold (along with porting/port work to the intake manifold and/or head), to even come close to fitting correctly |
* Vortec specific intake manifold gasket | * Vortec specific intake manifold gasket | ||
* Vortec specific intake manifold bolts | * Vortec specific intake manifold bolts | ||
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