Vortec L31 cylinder head
(→Design limitations and modifications) |
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• If non self aligning rockers ARE used, they '''''must''''' be accompanied by guide plates. | • If non self aligning rockers ARE used, they '''''must''''' be accompanied by guide plates. | ||
| + | [[File:Vortec head p-rod hole enlargement.jpg|left|thumb|Vortec head enlarging pushrod hole]] | ||
==Aftermarket Vortec heads== | ==Aftermarket Vortec heads== | ||
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