2003 Cylinder Heads

Cylinder Head Bolts, High Performance, Hex Head, Chevy 1997-2003, 4.8, 5.3, 5.7, 6.0L, Kit

Part Number: ARP-134-3609

4.77 out of 5 stars ( 69 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Cylinder Head, Enforcer, Aluminum, Assembled, 64cc Chamber, 210cc Intake, Cathedral Port, Chevrolet, LS, Each

Part Number: AFR-1501

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Cylinder Head Stud, Chromoly, Pro Series, 12-Point Nuts, Chevy, 6.6L/400, Diesel, LB-7, LLY, Kit

Part Number: ARP-230-4201

4.93 out of 5 stars ( 15 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Cylinder Head Studs, Pro Series, Hex Head, Pre-2004 Design with Different Bolt Lengths, Chevy, 4.8, 5.3, 5.7, 6.0L, Kit

Part Number: ARP-234-4110

4.93 out of 5 stars ( 15 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Cylinder Head, Assembled, Aluminum, Natural, Jeep, 4.0, L6, Each

Part Number: EDL-50169

4.2 out of 5 stars ( 10 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Cylinder Head Studs, Pro Series, 12-Point Heads, Chrysler, Dodge, 5.7, 6.1, 6.4L, Kit

Part Number: ARP-244-4300

4.75 out of 5 stars ( 8 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Cylinder Head Studs, Pro Series, 12-Point Heads, Dodge, 5.9L, Cummins Diesel, 24-Valve, Kit

Part Number: ARP-247-4202

4.92 out of 5 stars ( 13 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Cylinder Head Fasteners, 12-point Style, Stud, Mixed Length Lower, Early LS Style, 8740 Chromoly Material, 180,000 psi, Black Oxide Finish, Kit

Part Number: ARP-234-4316

4.86 out of 5 stars ( 22 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Cylinder Head, GenX® 280 HIP, CNC Competition Ported, Assembled, 280cc Ports, Titanium Retainers, 6-Bolt Pattern, GM LS3, LSX, Each

Part Number: TFS-3261T04-HC01

Not Yet Reviewed

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Cylinder Head Studs, Custom Age, 12-Point Head, Dodge, Cummins Diesel, 24 Valve, Kit

Part Number: ARP-247-4204

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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LS Cylinder Head, 5.3L Specific, 60cc Chamber, 2.000 Int. Valve, Permanent Mold A-356, Manganese Guides, Ductile Seats, PAC Springs, 21 4N Stainless

Part Number: SUM-LS210CATH60

Not Yet Reviewed

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Cylinder Head, Performer RPM, Aluminum, Assembled, 58cc, 176cc Intake Runner, Dodge, Jeep, 5.2, 5.9L, Each

Part Number: EDL-61775

4.6 out of 5 stars ( 5 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Chevy LS Cylinder head, 255cc Rectangle port Intake Runner, 67cc Chamber, 2.16 Intake Valve 1.6 Exhaust Valve, 4.000 + bore sizes, Max .600 Lift, Each

Part Number: SUM-162LS3255REC

2.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Cylinder Heads, LS3, Aluminum, 260cc Intake Runner Volume, 95cc Exhaust Runner Volume, 6 Bolt, Pair

Part Number: AFR-1840

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Cylinder Head, GenX® 220, Fast As Cast®, Assembled, 64cc CNC Chambers, Titanium Retainers, GM LS1, Each

Part Number: TFS-3061T001

Not Yet Reviewed

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Cylinder Head Studs, Pro Series, 12-Point Heads, Ford, 6.0L Diesel, Kit

Part Number: ARP-250-4202

5.0 out of 5 stars ( 33 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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1997-03 GM Gen.3 LS Head Bolts, Zinc Plated, Steel, Hex, Torque To Yield, Kit

Part Number: SUM-910210

3.86 out of 5 stars ( 14 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

LS Cylinder Head, 5.3L Specific, 64cc Chamber, 2.000 Int. Valve, Permanent Mold A-356, Manganese Guides, Ductile Seats, PAC Springs, 21 4N Stainless

Part Number: SUM-LS210CATH64

Not Yet Reviewed

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Head Bolt Set, OEM Replacement, Hex, Dodge, Jeep, 5.7, Kit

Part Number: FEL-ES72200

5.0 out of 5 stars ( 12 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

Cylinder Head, GenX® 220, Fast As Cast®, Assembled, 64cc CNC Chambers, GM LS1, Each

Part Number: TFS-30610001

Not Yet Reviewed

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Cylinder Head Bolts, Hex Head, Chevy, Small Block, 1-Head, Kit

Part Number: FEL-ES72856

4.45 out of 5 stars ( 55 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

Cylinder Head Bolts, Pro Series, 12-point, Chromoly, Black Oxide, Washers, Dodge, 5.7L Hemi, 6.1L Hemi, Kit

Part Number: ARP-147-3901

5.0 out of 5 stars ( 10 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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

Part Number: FLE-S0401

Not Yet Reviewed

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Cylinder Head Fasteners, Dart LS Next,12-point Head Style, Stud, Black Oxide, Kit

Part Number: ARP-234-4341

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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