Ask Away! with Jeff Smith: How Much Power Can I Make By Adding Ported Vortec Heads to My SBC Engine?

Enginequest 200cc iron SBC heads

Eq Ch350c Enginequest Fits/For Chevy 5.7L 350 Vortec Cylinder Head

Chevrolet 5.0L 305 1996-2002 Vortec Cylinder Head - Assembled (Pair) - EQ Cores & Recycling

NEW EQ GM CHEVY 305 VORTEC #520 #059 CYLINDER HEAD 95-2002 (NEW VALVES & SPRINGS

Enginequest Hybrid Vortec Heads - Page 2 - Don Terrill's Speed-Talk

Performance Aftermarket Chevy Small-Block Cylinder Heads

Enginequest SBC Cast Iron Head - 170cc S/P 64cc - EQ-CH350C

97-2015) New SBC 5.7L/350 V8 Vortec Marine Cylinder Heads - boat parts - by owner - marine sale - craigslist

Vortec heads, without the vortec look?

World Products 014150-50 – Cylinder Head Cast Iron Chevy Small Block MOTOWN 220cc 50cc 23Degree 2.080″ x 1.600″ Angle Plug, Bare Castings – Bill Mitchell Products