Cylinder Heads, Valve Seats, Head Bolts, Top End Kits & More

Head Combo, GenX® Top-End, 455 hp/426 ft.-lbs. Torque, Chevy, 5.3L, Kit

Part Number: TFS-K305-455-425

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Today

• Free Shipping

Cylinder Head, 200cc, Solid Roller, Straight, Aluminum, Assembled, Chevrolet, Small Block Gen I, 305/307/327/350, Each

Part Number: FLK-1200SRAC505S

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Cylinder Head, Performer, Aluminum, Assembled, 70cc Chamber, 185cc Intake Runner, SBC, Chevy, Each

Part Number: EDL-60759

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Free Shipping

Cylinder Head, 270cc LS3, CNC Ported, 6 Bolt, 72cc Chamber, 273cc Runner, 2.165 in. Intake, 1.600 in. Exhaust, 0.650 in. Max Lift, Chevy, Each

Part Number: HPE-HPLS3270

Not Yet Reviewed

Estimated Ship Date: Jul 27, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Cylinder Head, Merlin, Cast Iron, Assembled, 119cc Chamber, 320cc Intake Runner, 26 Degrees, Chevy, Big Block, Each

Part Number: WRL-030620-2

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Jun 9, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Cylinder Head, High Port® 192, Fast As Cast®, Assembled, 64cc CNC Chambers, Small Ford, Each

Part Number: TFS-51710001-M64

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Cylinder Head, 315cc BBC, Aluminum, 120cc Chamber, 315cc Runner, 2.250 in. Intake Valve, 1.880 in. Exhaust Valve, 0.675 in. Max Lift, Chevy, Each

Part Number: HPE-HPBBC315

Not Yet Reviewed

Estimated Ship Date: Jul 28, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Cylinder Head, Big Block Chevy Sniper X, Aluminum, Assembled, 119cc Chamber, 375cc Intake, Intake Port Raised 0.300 in. From Stock, Chevy, 7.4L, Each

Part Number: PFH-174-X-C37-04

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Cylinder Head, S/R, Cast Iron, Assembled, 67cc Chamber, 171cc Intake Runner, Chevy, Small Block, Each

Part Number: WRL-043610-1

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Cylinder Head, Big Duke, PB 1800, Aluminum, Assembled, 91cc Chamber, 456cc Intake Runner, Chevy, 454, Each

Part Number: BRO-2181002SSCC

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Cylinder Head, Performer RPM CNC, Assembled, Aluminum, 72cc Chamber, 215cc Intake Runner, Pontiac, 455, Each

Part Number: EDL-61515

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Cylinder Head, GenX® 280 HD, CNC Competition Ported, Assembled, 67cc CNC Combustion Chambers, Titanium Retainers, 6-Bolt Pattern, GM LS3, LSX, Each

Part Number: TFS-3261T004-CH2

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Cylinder Head (One) Cast Iron LLY/LBZ/LMM Ported

Part Number: PPE-110100113

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Cylinder Heads, Project X, Aluminum, Assembled, 64cc Chamber, 215cc Intake Runner, Chevrolet, Small Block, Pair

Part Number: PMX-9218A

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Cylinder Head, Small Block Chevy All American, Aluminum, Assembled, 64cc Chamber, 195cc Intake, D-port Exhaust Port, Chevrolet, 5.7L, Each

Part Number: PFH-176-19-04-92

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Free Shipping

Cylinder Head, Series One, Small Block, Assembled, Aluminum, Natural, 190cc Intake Runner, Each

Part Number: PMX-2181S

Not Yet Reviewed

Estimated Ship Date: Jun 1, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Cylinder Heads, Aluminum, Assembled, 119cc Chamber, 320cc Intake Runner, Chevy, Big Block, Pair

Part Number: PMX-2216

Not Yet Reviewed

Estimated Ship Date: Jun 1, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Cylinder Head, Performer RPM, Marine, Aluminum, Bare, 118cc Chamber, 315cc Intake, Chevy, Big Block, Each

Part Number: EDL-61559

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 27, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Cylinder Heads, Project X, Aluminum, Assembled, 64cc Chamber, 215cc Intake Runner, Chevrolet, Small Block, Pair

Part Number: PMX-9218S

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Cylinder Head, Twisted Wedge® 11R 190, CNC Competition Ported, Assembled, 66cc CNC Chambers, Small Ford, Each

Part Number: TFS-52616601-C02

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

• Free Shipping

Cylinder Head, 320cc, Solid Roller, Aluminum, Assembled, 0.850 in. Lift, Chevrolet, Big Block Mark IV, Each

Part Number: FLK-305-5059

Not Yet Reviewed

Estimated Ship Date: Jul 20, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Cylinder Head, Performer RPM, CNC, Assembled, Aluminum, 87cc Chamber, 215cc Intake Runner, Pontiac, 455, Each

Part Number: EDL-61529

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Cylinder Head, GenX® 255 HD, CNC Competition Ported, Assembled, 67cc CNC Combustion Chambers, Titanium Retainers, 6-Bolt Pattern, GM LS3, LSX, Each

Part Number: TFS-3261T004-CH1

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Cylinder Head, Assembled, Cast Iron, OEM, Chevrolet, Duramax Diesel, V8, LML, Each

Part Number: PPE-110100105

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Cylinder Head, Merlin, Cast Iron, Assembled, 119cc Chamber, 320cc Intake Runner, Chevy, Big Block, Each

Part Number: WRL-030620M-2

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping