Swirl port SBC heads

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-{{develop}}
-==Overview==
-Swirl port SBC heads are often overlooked for any king of performance use. This page will weigh the pros and cons of using them in a "street performance" application.
-==History==
-==Casting numbers and ID==
-The 5.7L TBI truck engines used c/n 14102191 and 193 heads.
-==Design limitations==
-===TBI swirl-inducing vane===
-[[File:Tbi swirl port vane.jpg|thumb|left|350px|TBI swirl port vane.]]
-<br style="clear:both"/>
-===L30 5.0L Vortec head===
-{|
-|[[file:305_VORTEC_SWIRL_RAMP_CN_059.jpg|thumb|center|305 Vortec L30 casting number 12558059.]]
-|[[File:305 VORTEC CHAMBER CN 059.jpg|thumb|center|305 Vortec L30 casting number 12558059 chamber]]
-|[[File:L31 305 VORTEC HEAD CASTING ID.jpg|thumb|center|305 Vortec L30 casting ID.]]
-|}
-==Modifications and porting==
-==Resources==
-*[http://outintheshop.com/faq/casting/castings2.html SBC head casting number go-to site]
-*[http://web.archive.org/web/20080518030656/http://www.mortec.com/ MorTec archived]
-[[Category:Engine]]
-[[Category:GM]]

Latest revision as of 06:55, 11 January 2025