PRI 2012: EngineQuest Celebrates 25 Years With Cast Iron 454 Heads - Chevy Hardcore

Circle Track Supply, Inc. > 602 CRATE ENGINES/MOTORS & PARTS > Engine Quest EQ SB Chevy IMCA-Legal Cast Iron Cylinder Heads

50 State Legal Replacement 1970-1990 - GM BB Compatible 454 c.i. Engin – BluePrint Engines

454 crate engine worth? Barn find - Third Generation F-Body Message Boards

Enginequest IMCA/WISSOTA Small Block Chevy Cylinder Heads

Magazine - Engine Professional (Jan-2013)

Shop for ENGINEQUEST Cylinder Heads

454 Build with 781 heads Help

BBC 454 build questions, Page 2

PRI 2012 - Street Muscle

12562920 Big Block Chevy Iron Cylinder Head Gen. VI design head will work on all Mark IV,V & VI engines with the appropriate head gasket. Head gasket

12562920 - Big Block Chevy Rectangle Port Iron Cylinder Head- Complete, 425 Hp 454 & 450 Hp 502

EngineQuest Engine Bare Cylinder Head CH350G; Performance 170cc Cast Iron 62cc for Chevy 5.0/5.7L Vortec