2003 Cylinder Heads

Cylinder Head, Twisted Wedge® 185, Fast As Cast®, Assy, 38cc Chambers, 125 Lb. Springs, Ford 4.6/5.4L 2V, Each

Part Number: TFS-51910003-M38

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Estimated Ship Date: Feb 2, 2026 if ordered today

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Cylinder Head Studs, Pro Series, 12-Point Head, Chevy, 4.8, 5.3, 5.7, 6.0L, Kit

Part Number: ARP-234-4313

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Cylinder Head, Freedom Series Duramax, Cupless Injectors Bore, Driver side , 6.6L, LB7, Chevy, GMC, Each

Part Number: FLE-S0401

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Cylinder Head, Freedom Series Duramax, Cupless Injectors Bore, Passenger side , 6.6L, LB7, Chevy, GMC, Each

Part Number: FLE-S0402

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Head Combo, Camshaft, Timing Set, Gaskets, Ford, Modular V8, 4.6L 2V, Kit

Part Number: TFS-K520-380-375

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 19, 2026 if ordered today

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Cylinder Head Studs, 12-Point, 8740 Chromoly, Black, 2003 and Earlier, Chevy, LS, Gen III/IV, 1/2" - 13 threads at base, 1/2" - 20 top, Kit

Part Number: SUM-900507

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Cylinder Head Fasteners, Original Head Bolt Kits, Hex, Steel, Natural, Flat Washers, Buick, Cadillac, Chevy, GMC, Hummer, Pontiac, Kit

Part Number: MAH-GS33380

4.45 out of 5 stars ( 11 )

Estimated Ship Date: Today

Cylinder Head Studs, Pro Series, 12-Point Heads, Dodge, 8.0L, V-10, Kit

Part Number: ARP-247-4201

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Cylinder Head, Twisted Wedge® 185, Fast As Cast®, Assy, 44cc Chambers, 125 Lb. Springs, Ford 4.6/5.4L 2V, Each

Part Number: TFS-51910004-M44

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Feb 2, 2026 if ordered today

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Cylinder Head, Assembled, Cast Iron, OEM, Chevrolet, Duramax Diesel, V8, LB7, Each

Part Number: PPE-110100101

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Estimated Ship Date: Nov 18, 2025 if ordered today

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Cylinder Head Studs, Heavy Duty, Chromoly, 12-Point Nuts, 8mm, 14mm, Ford, 6.0L, Powerstroke Diesel, Kit

Part Number: GFN-HSK60

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Cylinder Head, PowerPort® 190, CNC Street Ported, Bare, Small Mopar, Each

Part Number: TFS-6141B001-C00

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Estimated Ship Date: Feb 2, 2026 if ordered today

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Cylinder Head Studs, Pro Series, Hex Nuts, Ford, 4.6, 5.4L, Kit

Part Number: ARP-256-4001

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Cylinder Head Bolts, Hex Head, Steel, Natural, Ford, Lincoln, 4.6L Modular, 5.4L Modular, Kit

Part Number: FEL-ES71328

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

Cylinder Head, GenX® 205, Competition Ported, Assembled, 58cc CNC Chamber, Titanium Retain, GM LS Vortec, Each

Part Number: TFS-3051T001-C00

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Cylinder Head Studs, Extreme Duty, 12-Point, Chromoly, Black Oxide, 5.9 Cummins 24 valve, Kit

Part Number: SUM-910512

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Cylinder Head, GenX® 220, Fast As Cast®, Assembled, 65cc CNC Chambers, Titanium Retainers, GM LS2, Each

Part Number: TFS-3061T002

5.0 out of 5 stars ( 3 )

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Cylinder Head Studs, Pro Series, 12-Point Head, Chromoly, Black Oxide, for Nissan, 3.0, 3.5L, Kit

Part Number: ARP-202-4701

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Cylinder Head Studs, 12-Point, 8740 Chromoly, Black, 2003 and Earlier, Chevy, LS, Gen III/IV, Standard Diameter and Lengths, Kit

Part Number: SUM-900506

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Cylinder Heads, E-Street, Assembled, Aluminum, 64cc Chamber, 210cc Intake Runner, 75cc Exhaust Runner, Cathedral Port, Chevy, Small Block LS, Pair

Part Number: EDL-7763

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Estimated Ship Date: Dec 1, 2025 if ordered today

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

Part Number: TFS-30610001-C02

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Cylinder Head Studs, Pro Series, 12-Point Head, Mazda, 1.6, 1.8L, Kit

Part Number: ARP-218-4701

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Cylinder Head Studs, Pro Series, 12-Point Head, Ford, 4.6, 5.4L, Kit

Part Number: ARP-156-4301

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Today

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Cylinder Head Studs, Pro Series, 12-point, ARP 2000, Black Oxide, Washers, Chevy, 8.1L, Kit

Part Number: ARP-235-4203

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Cylinder Head, 224cc Black Hawk Gen 3 Cylinder Head, Left Side, 2.165 in. Intake, 1.650 in. Exhaust, Assembled, Aluminum, Mopar Gen III Hemi, Each

Part Number: AFR-2513

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Estimated Ship Date: Dec 1, 2025 if ordered today

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