2012 Cylinder Heads

Engine Coolant Plug Fasteners, GM Genuine Parts, Bolt Style, Hex Head, M12 x 1.5 Thread Size, Steel, Buick, Cadillac, Chevy, GMC, Isuzu, Saturn, Each

Part Number: ADO-11610259

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Estimated Ship Date: Today

• $20 Summit Bucks

Cylinder Head Fasteners, Cylinder Headbolts, M9 x 1.25 Thread, Steel, Natural, Each

Part Number: ADO-55566811

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Estimated Ship Date: Today

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Engine Cylinder Head Bolt, Engine Cylinder Head Bolt, BOLT/SCREW,CYL HD

Part Number: ADO-19352499

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Cylinder Head Fasteners, OE Replacement, Bolt Style, 12-point Head, Steel, Natural, Chevrolet, GMC, 6.6L Diesel, Each

Part Number: ADO-11610681

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Estimated Ship Date: Today

• $20 Summit Bucks

Engine Cylinder Head Assembly, Engine Cylinder Head Assembly, HEAD ASM-CYL (W/ VLV)

Part Number: ADO-12703173

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Estimated Ship Date: Today

• Core Charge $75.00
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• $20 Summit Bucks

HEAD,CYL (W/VLVS)

Part Number: ADO-12641093

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Estimated Ship Date: Jan 19, 2026 if ordered today

• Core Charge $75.00
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SEAT,EXH VLV (0.25MM OVERSIZE)

Part Number: ADO-19260649

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Estimated Ship Date: Jan 19, 2026 if ordered today

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HEAD ASM,CYL (REMAN) 2012-2017 LLT LH

Part Number: ADO-19329673

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Estimated Ship Date: Jan 19, 2026 if ordered today

• Core Charge $75.00
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HEAD ASM,CYL (REMAN)

Part Number: ADO-19352791

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Estimated Ship Date: Jan 19, 2026 if ordered today

• Core Charge $75.00
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• $20 Summit Bucks
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HEAD ASM-CYL

Part Number: ADO-12621773

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Estimated Ship Date: Jan 19, 2026 if ordered today

• Core Charge $75.00
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• $20 Summit Bucks
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GUIDE,VLV

Part Number: ADO-09158569

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Estimated Ship Date: Jan 19, 2026 if ordered today

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HEAD ASM-CYL (MCHG)

Part Number: ADO-12608280

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Estimated Ship Date: Jan 19, 2026 if ordered today

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HEAD ASM-CYL (W/ VLV)

Part Number: ADO-12711769

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Estimated Ship Date: Jan 19, 2026 if ordered today

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• $20 Summit Bucks
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HEAD ASM-CYL

Part Number: ADO-12578450

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Estimated Ship Date: Jan 19, 2026 if ordered today

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• $20 Summit Bucks
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HEAD ASM,CYL (W/ VLV)

Part Number: ADO-19206643

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Estimated Ship Date: Jan 19, 2026 if ordered today

• Core Charge $75.00
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• $20 Summit Bucks
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HEAD,CYL

Part Number: ADO-12555630

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Estimated Ship Date: Jan 19, 2026 if ordered today

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• $20 Summit Bucks
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HEAD ASM,CYL (REMAN) 2012-2017 LLT RH

Part Number: ADO-19329674

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Estimated Ship Date: Jan 19, 2026 if ordered today

• Core Charge $75.00
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HEAD ASM,CYL (REMAN)

Part Number: ADO-19352790

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Estimated Ship Date: Jan 19, 2026 if ordered today

• Core Charge $75.00
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• $20 Summit Bucks
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HEAD,CYL (W/VLVS)

Part Number: ADO-12641095

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Estimated Ship Date: Jan 19, 2026 if ordered today

• Core Charge $75.00
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• $20 Summit Bucks
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Cylinder Head Fasteners, OE Replacement, Bolt Style, Hex Head, M11 x 2.0 Thread, Steel, Natural, Buick, Chevrolet, GMC, Hummer, Isuzu, Olds, Each

Part Number: ADO-11609709

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Estimated Ship Date: Jan 19, 2026 if ordered today

• $20 Summit Bucks
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HEAD ASM,CYL (REMAN)

Part Number: ADO-19419467

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Estimated Ship Date: Jan 19, 2026 if ordered today

• Core Charge $75.00
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• $20 Summit Bucks
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PIN,CYL HD LOC

Part Number: ADO-03522352

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Estimated Ship Date: Jan 19, 2026 if ordered today

• $20 Summit Bucks
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HEAD ASM-CYL (W/ VLV)

Part Number: ADO-12679101

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Estimated Ship Date: Jan 19, 2026 if ordered today

• Core Charge $75.00
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• $20 Summit Bucks
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HEAD,CYL (W/VLVS)

Part Number: ADO-12635548

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Estimated Ship Date: Jan 19, 2026 if ordered today

• Core Charge $75.00
• Free Shipping
• $20 Summit Bucks
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HEAD,CYL (SERV PARTIAL)

Part Number: ADO-12624550

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Estimated Ship Date: Jan 19, 2026 if ordered today

• Core Charge $75.00
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• $20 Summit Bucks
• Special Order