Engines & Components
Steel Loc-Wire O-Ring Head Gasket
Suit BB Chev, Suit Nitrous/Turbo Applications, 4.640" Bore, .039" Compressed Thickness, One Coolant Hole Per End
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Loc Wire head gaskets require precision receiver groove machined in cylinder heads.
Round bore; Will not fit some cylinder head valve pockets
Fits Mark IV Block
Pre-1971 blocks may require modifications
Fits Gen V Block
Fits Gen VI Block
One coolant holes per end.
Three lower coolant holes
Has large .510" dia. bolt holes
Designed specifically for nitrous and high boost applications,
Loc-Wire head gaskets use an oversized combustion sealing wire encased in a stainless steel armour to provide an extremely robust combustion seal.
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