CHEVROLET Chevy small block Gen III/IV (LS-based engines) Cylinder Heads

Cylinder Head Studs, Pro Series, 12-Point Head, Chromoly, Black Oxide, Chevy, Warhawk LS Aluminum Block, Kit

Part Number: ARP-134-4701

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Cylinder Heads, Street Porting, Aluminum, Assembled, 66cc Chamber, 205cc Intake, Chevy, Small Block, LS, Pair

Part Number: AFR-1510

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Estimated Ship Date: Oct 23, 2025 if ordered today

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Valve Seats, Ductile Iron, Intake, 2.125 Outside Diameter, Chevy, Small Block, LS1, Set of 8

Part Number: TFS-30600271

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Cylinder Head, GenX® 280 HIP, CNC Competition Ported, Bare, 280cc Intake Ports,

Part Number: TFS-3261B04-HC01

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Cylinder Head, GenX® 235, Competition Ported, Bare, 70cc CNC Chambers, 6-Bolt, GM LSX, Each

Part Number: TFS-3061B003-C03

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Cylinder Head Studs, Pro Series, Block Thread Repair, Custom Age 625+ Alloy, 12-Point Nuts, Chevy, LS, Kit

Part Number: ARP-434-4348

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Head Bolt, 8mm, Hex, Cadillac, Chevy, GMC, Hummer, Pontiac, Saab, Small Block Chevy, LS, Each

Part Number: NAL-12558840

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Valve Seat Inserts, Exhaust, Ductile Iron, 1.350 in. I.D., 1.650 in. O.D., Chevrolet, Ford, Each

Part Number: AFR-9069

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Cylinder Head, Black Label, 70cc Combustion Chamber, Assembled, 2.250 in. Intake Valve, 1.600 in. Exhaust Valve, Chevy, LS, Pair

Part Number: MML-CHLSX600378

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Estimated Ship Date: Nov 11, 2025 if ordered today

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Head Combo, GenX® Top-End, Chevy, Small Block, LS2, Kit

Part Number: TFS-K306-550-470

3.33 out of 5 stars ( 3 )

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Head Combo, GenX® Top-End, 500 HP/460 ft.-lbs. Torque, Chevy, Small Block, LS1, Kit

Part Number: TFS-K306-500-460

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Cylinder Head, Black Label, 62cc Combustion Chamber, Bare, 2.040 in. Intake Valve, 1.570 in. Exhaust Valve, Chevy, LS, Pair

Part Number: MML-CHLSX600203

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Valve Seat Inserts, Intake, Ductile Iron, 1.720 in. I.D., 2.132 in. O.D., Chevrolet, Ford, Each

Part Number: AFR-9059

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Cylinder Heads, 260cc LS3 Mongoose, Aluminum, Bare, 69cc Chamber, 245cc Intake, Round Exhaust Port, Pedestal Mounting Style, Chevrolet, 6.2L, Pair

Part Number: AFR-1841

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Estimated Ship Date: Tomorrow if ordered today

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Cylinder Head, Factory Mast, 71cc Combustion Chamber, Assembled, 2.250 in. Intake Valve, 1.600 in. Exhaust Valve, Chevy, LS3, Pair

Part Number: MML-CHLSX302525

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Estimated Ship Date: Nov 11, 2025 if ordered today

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Head Bolt Kit

Part Number: PIO-851200

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Cylinder Head Studs, SCM-4140 Alloy, 12-Point Head, Chevy, 5.3, 5.7, 6.0L, Kit

Part Number: PQX-1036421

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Cylinder Head, Black Label, 62cc Combustion Chamber, Bare, 2.040 in. Intake Valve, 1.570 in. Exhaust Valve, Chevy, LS, Each

Part Number: MML-CHLSX600184

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Cylinder Head Bolts, High Performance, Hex Head, World Products Motown Iron LS Blocks Only, Sold as Kit

Part Number: ARP-134-3611

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

Siverado/Sierra 2500/3500 2004-20 4.8L/5.3L/5.7L/6.0L/6.2L/7.0L LS Heavy Duty Head Stud Kit Gator Fasteners

Part Number: GFN-HSKLS3

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Estimated Ship Date: Tomorrow if ordered today

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Bolt, LS Engine Coolant Plug Fastener, 6mm x 1.0 Thread, Hex, Steel, Chevrolet, Pontiac, Each

Part Number: NAL-11588714

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Valve Guide, Bronze, Chevy, Small Block, LS1, Each

Part Number: TFS-30600251-1

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Cylinder Head Fasteners, Cylinder Head Bolt Kits, 12-point Head, Chromoly, Black, Flat Washers, Chevrolet, 4.8L LS, 5.3L LS, 5.7L LS, 6.0L LS, Kit

Part Number: EAR-TBS-001ERL

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Cylinder Head, GenX® 225, CNC Competition Ported, Bare, 65cc CNC Chambers, GM LS2, Each

Part Number: TFS-3061B001-C02

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Cylinder Head Bolts, High Performance Series, 12-Point Head, Chevrolet, 6.2L, LS Engine, Kit

Part Number: ARP-130-3701

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Estimated Ship Date: Oct 20, 2025 if ordered today

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