Swirl port SBC heads
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==Modifications and porting== | ==Modifications and porting== | ||
− | [[file:305_VORTEC_SWIRL_RAMP_CN_059.jpg|frame|left|305 Vortec casting number | + | [[file:305_VORTEC_SWIRL_RAMP_CN_059.jpg|frame|left|305 Vortec L30 casting number 12558059]] |
− | [[Category:Engine]] | + | [[Category:Engine]][[File:305 VORTEC CHAMBER CN 059.jpg|frame|305 Vortec L30 casting number 12558059 chamber]][[File:L31 305 VORTEC HEAD CASTING ID.jpg|frame|305 Vortec L30 casting ID]] |