Cylinder Heads

Cometic LSX Gen-4 Small Block V8 4.060 Bore MLS Head Gasket - .056" C15527-056  Cometic stays on the forefront of gasket design technology by utilizing in-house dynamometers and engine assembly rooms to bring its distributors, retailers and...

Dart LS Pro 1 205cc Head Parts Kit 28812200 Dart Head Parts Kits Include 4 Intake Valves 4 Exhaust Valves 8 Valve Springs 8 Spring Retainers 8 Spring Locators 8 Pair of locks 8 Seals *Parts Kit is for 1 head

Dart Pro 1 LS3 Gen III Aluminum Cylinder Head 11030152 - 280cc, Assembled The Pro 1 Series heads from Dart cover street and racing applications! The as cast ports are known to flow better than many ported designs and come at a much more affordable price...

Dart Pro 1 LS7 Gen III Aluminum Cylinder Head 11061183 - 285cc CNC Rectangle Port, Assembled Recommended for engines with 4.125” bore or larger. Maximum competition, comp/modified drag racing, circle track, and heavy duty applications. Dart’s...

Dart Race Series GM LS Gen III 10 Degree 368cc CNC Aluminum Cylinder Head 11081050 - Bare Recommended for maximum competition LS engines with 4.155” bore or larger. Drag race, maximum competition, naturally aspirated, heavy nitrous or forced...

Earl's LS Steam Tube Kit LS0016ERL Steam Vent Adapters & kits. They are designed to eliminate trapped air and steam from your engine to prevent hot spots or overheating. The complete kits are available to plumb your LS engine and include the...

Ferrea 6000 Series 8mm x 1.600 Super Flo LS Exhaust Valves - 24 Degree Competition swirl-polished valves with higher fatigue resistance and tensile strengths than the competitors’ best offering. These valves are made to withstand high spring...

Ferrea 6000 Series 8mm x 1.650 Super Flo LS Exhaust Valves Competition swirl-polished valves with higher fatigue resistance and tensile strengths than the competitors’ best offering. These valves are made to withstand high spring pressure, roller...

Ferrea 6000 Series 8mm x 2.000 Super Flo LS6 Intake Valves Competition swirl-polished valves with higher fatigue resistance and tensile strengths than the competitors’ best offering. These valves are made to withstand high spring pressure, roller...

Ferrea 6000 Series 8mm x 2.100 Super Flo LS Intake Valves Competition swirl-polished valves with higher fatigue resistance and tensile strengths than the competitors’ best offering. These valves are made to withstand high spring pressure, roller...

Ferrea Competition Plus Hollow Stem 8mm x 1.600 LS Exhaust Valves These Hollow Stem Lightweight Valves are manufactured with a unique process that gun drill and micro polish the hollow stem cavity. These valves achieve a weight reduction of...

Ferrea Competition Plus Hollow Stem 8mm x 2.080 LS Intake Valves These Hollow Stem Lightweight Valves are manufactured with a unique process that gun drill and micro polish the hollow stem cavity. These valves achieve a weight reduction of approximately...