2003 Cylinder Heads

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

Part Number: AFR-1845

5.0 out of 5 stars ( 3 )

• Free Shipping

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: Today

• Free Shipping

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 )

• Free Shipping

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: Today

• Free Shipping

Head Combo, GenX® Top-End, 515 HP/460 ft.-lbs. Torque, Chevy, Small Block, LS1, Kit

Part Number: TFS-K306-515-460

5.0 out of 5 stars ( 3 )

• Free Shipping
• Special Order

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

Part Number: TFS-K306-550-470

3.33 out of 5 stars ( 3 )

• Free Shipping
• Special Order

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

Part Number: TFS-K306-500-460

Not Yet Reviewed

• Free Shipping
• Special Order

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 )

• Free Shipping
• Special Order

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

Part Number: AFR-1510

Not Yet Reviewed

Estimated Ship Date: Mar 6, 2026 if ordered today

• Free Shipping
• Special Order

5.9L Freedom Series Cummins Cylinder Head (Street HD)

Part Number: FLE-FPE6110005HD

Not Yet Reviewed

Estimated Ship Date: Mar 6, 2026 if ordered today

• Core Charge $500.00
• Free Shipping
• Special Order

Cylinder Head, Factory Mast, 70cc Combustion Chamber, Bare, 2.165 in. Intake Valve, 1.600 in. Exhaust Valve, Chevy, LS3, Pair

Part Number: MML-CHLSX302451

Not Yet Reviewed

Estimated Ship Date: Mar 6, 2026 if ordered today

• Free Shipping
• Special Order

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

Not Yet Reviewed

Estimated Ship Date: Mar 6, 2026 if ordered today

• Free Shipping
• Special Order

Cylinder Head, Black Label, 70cc Combustion Chamber, Assembled, 2.165 in. Intake Valve, 1.600 in. Exhaust Valve, Chevy, LS3, Pair

Part Number: MML-CHLSX600381

Not Yet Reviewed

• Free Shipping
• Special Order

Cylinder Head, Factory Mast, 70cc Combustion Chamber, Bare, 2.165 in. Intake Valve, 1.600 in. Exhaust Valve, Chevy, LS3, Pair

Part Number: MML-CHLSX302455

Not Yet Reviewed

Estimated Ship Date: Mar 6, 2026 if ordered today

• Free Shipping
• Special Order

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

Not Yet Reviewed

Estimated Ship Date: Mar 6, 2026 if ordered today

• Free Shipping
• Special Order

Cylinder Head, Black Label, 70cc Combustion Chamber, Bare, 2.165 in. Intake Valve, 1.600 in. Exhaust Valve, Chevy, LS, Pair

Part Number: MML-CHLSX600204

Not Yet Reviewed

Estimated Ship Date: Mar 6, 2026 if ordered today

• Free Shipping
• Special Order

Cylinder Head, Black Label, 70cc Combustion Chamber, Bare, 2.165 in. Intake Valve, 1.600 in. Exhaust Valve, Chevy, LS7, Pair

Part Number: MML-CHLSX600215

Not Yet Reviewed

Estimated Ship Date: Mar 6, 2026 if ordered today

• Free Shipping
• Special Order

Cylinder Heads, 210cc LSX Mongoose Street, Aluminum, Bare, 66cc Chamber, 185cc Intake, Chevrolet, LS, Pair

Part Number: AFR-1520

Not Yet Reviewed

Estimated Ship Date: Mar 6, 2026 if ordered today

• Free Shipping
• Special Order

Cylinder Heads, Mongoose Strip, Assembled, 64cc Chambers, 215cc Intake Ports, CNC Ported, Chevy, Pair

Part Number: AFR-1530

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Mar 6, 2026 if ordered today

• Free Shipping
• Special Order

Cylinder Heads, Mongoose Strip, Bare, 64cc Chambers, 215cc Intake, Port, CNC Ported, Chevy, LSX, Pair

Part Number: AFR-1531

Not Yet Reviewed

Estimated Ship Date: Mar 6, 2026 if ordered today

• Free Shipping
• Special Order

Cylinder Heads, Aluminum, Assembled, 62cc Combustion Chamber, 230cc Intake, Chevy, Small Block, LS1, Pair

Part Number: AFR-1610

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 6, 2026 if ordered today

• Free Shipping
• Special Order

Cylinder Heads, LSX Mongoose, Bare, Aluminum, 62cc Combustion Chamber, 230cc Intake, Chevy, 5.7L LS, Pair

Part Number: AFR-1620

Not Yet Reviewed

Estimated Ship Date: Mar 6, 2026 if ordered today

• Free Shipping
• Special Order

Cylinder Heads, LSX Mongoose, Bare, Aluminum, 72cc Combustion Chamber, 230cc Intake, Chevy, 5.7L LS, Pair

Part Number: AFR-1640

Not Yet Reviewed

Estimated Ship Date: Mar 6, 2026 if ordered today

• Free Shipping
• Special Order

Cylinder Heads, LSX Mongoose, Bare, Aluminum, 65cc Combustion Chamber, 230cc Intake, Chevy, 5.7L LS, Pair

Part Number: AFR-1670

Not Yet Reviewed

Estimated Ship Date: Mar 6, 2026 if ordered today

• Free Shipping
• Special Order

Cylinder Heads, Mongoose Strip, Assembled, 73cc Chambers, 210cc Intake Ports, Chevy, LSX, Pair

Part Number: AFR-1690

Not Yet Reviewed

Estimated Ship Date: Mar 6, 2026 if ordered today

• Free Shipping
• Special Order