2003 Cylinder Heads Engines & Components

Mahle Original Head Bolt Kits GS33429

Cylinder Head Fasteners, Original Head Bolt Kits, Hex, Steel, Black Oxide, Flat Washers, for One Head, Chrysler, Dodge, Jeep, 5.7L, 6.1L, 6.4L, Kit

Part Number: MAH-GS33429

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Trick Flow® GenX® 205 Cylinder Heads for GM LS 4.8L/5.3L/5.7L (Vortec) TFS-30510001-C00

Trick Flow® GenX® 205 Cylinder Heads for GM LS 4.8L/5.3L/5.7L (Vortec) TFS-30510001-C00

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

Part Number: TFS-30510001-C00

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Fel-Pro Headbolt Kits ES 72173

Cylinder Head Bolts, Chevy LS 4.8, 5.3, 5.7, 6.0L, 1 Cylinder Head, Kit

Part Number: FEL-ES72173

4.17 out of 5 stars ( 23 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

AFR 230cc LSX Mongoose Strip Cylinder Heads 1660

Cylinder Heads, LSX Mongoose, Aluminum, Assembled, 65cc Combustion Chamber, 230cc Intake, Chevy, Pair

Part Number: AFR-1660

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

ARP Pro Series Cylinder Head Studs 156-4101

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

Part Number: ARP-156-4101

5.0 out of 5 stars ( 7 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Trick Flow® GenX® 220 Cylinder Heads for GM LS2 TFS-3061T002

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 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

ARP Pro Series Cylinder Head Studs 208-4701

Cylinder Head Studs, Pro Series, 12-Point Head, Chromoly, Black Oxide, for use on Honda®, 2.0L, Kit

Part Number: ARP-208-4701

4.56 out of 5 stars ( 9 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

ARP Pro Series Cylinder Head Studs 146-4201

Cylinder Head Studs, Pro Series, 12-Point, 8740 Chromoly, Black Oxide, Washers, Jeep, 4.0L, Kit

Part Number: ARP-146-4201

4.71 out of 5 stars ( 14 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Gator Fasteners Heavy-Duty Head Stud Kits HSK5967C

Cylinder Head Studs, Heavy Duty, Chromoly, 12-Point Nuts, 12mm, Dodge, 5.9L, 6.7L, Cummins Diesel, Kit

Part Number: GFN-HSK5967C

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Mahle Original Head Bolt Kits GS33449

Cylinder Head Fasteners, Original Head Bolt Kits, Hex, Steel, Zinc Plated, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Pontiac, Saab, Kit

Part Number: MAH-GS33449

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Summit Racing™ Precision Cast Chevy LS Cylinder Head SUM-LS210CATH64

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 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Pacific Performance Engineering LB7 Cast Iron Cylinder Heads 110100101

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

Part Number: PPE-110100101

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Summit Racing™ Extreme Duty Head Stud Kits SUM-900507

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

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

ARP Pro Series Cylinder Head Studs 260-4701

Cylinder Head Studs, Pro Series, 12-Point Head, Subaru, 2.0L, 2.2L, 2.5L, Kit

Part Number: ARP-260-4701

4.75 out of 5 stars ( 8 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Trick Flow® GenX® 215 Cylinder Heads for GM LS1 TFS-3061T001-C01

Cylinder Head, GenX® 215, CNC Competition Ported, Assembled, 64cc CNC Chambers, Ti Retainers, GM LS1, Each

Part Number: TFS-3061T001-C01

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

FLOTEK 276cc LS3 Cylinder Heads LS3-500

Cylinder Head, Bare, 68cc Combustion Chamber, 276cc Intake Runner, 92cc Exhaust Runner, Aluminum, Chevy, LS, Each

Part Number: FLK-LS3-500

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

AFR 230cc LSX Mongoose Strip Cylinder Heads 1630

Cylinder Heads, Street Porting, Aluminum, Assembled, 72cc Chamber, 230cc Intake, Chevy, Small Block, LS1, Pair

Part Number: AFR-1630

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

PRW Cylinder Head Stud Kits 1034641

Cylinder Head Studs, 8740 Chromoly, 200,000 PSI Tensile Strength, Black Oxide, 12-Point Nuts, Undercut, Chevy, LS, Kit

Part Number: PQX-1034641

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

ARP Pro Series Cylinder Head Studs 234-4344

Cylinder Head Fasteners, 12-point Style, Stud, Mixed Length Lower, Early LS Style, Custom Age 625-Plus Material, 270,000 psi, Mixed Finishes, Kit

Part Number: ARP-234-4344

4.71 out of 5 stars ( 7 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

ARP Pro Series Cylinder Head Studs 256-4201

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

Part Number: ARP-256-4201

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Trick Flow® GenX® 205 Cylinder Heads for GM LS 4.8L/5.3L/5.7L (Vortec) TFS-3051T001-C00

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

Part Number: TFS-3051T001-C00

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Mahle Original Head Bolt Kits GS33380

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

Part Number: MAH-GS33380

4.17 out of 5 stars ( 12 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Chevrolet Performance Head Bolt Kits 12498545

Cylinder Head Bolts, Chromoly, Cadmium, Hex, Gen. 3 1997-03 Chevy LS, 4.8L, 5.3L, 5.7L, 6.0L, 1-Head, Set

Part Number: NAL-12498545

4.5 out of 5 stars ( 10 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Chevrolet Performance L92 Cylinder Heads 12711770

Cylinder Head, L92, Aluminum, Assembled, 70cc Chamber, Chevy, LS, Each

Part Number: NAL-12711770

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Summit Racing™ Extreme Duty Head Stud Kits SUM-910521

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

Part Number: SUM-910521

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air