Cylinder Heads

Cylinder Head, Aluminum, Assembled, Intake Valve, Exhaust Valve, Chevrolet, Small Block, Gen V, Each

Part Number: ADO-12699617

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Estimated Ship Date: Tomorrow

• Free Shipping
• $20 Summit Bucks

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: Tomorrow

• $20 Summit Bucks

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

Part Number: ADO-11610687

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Estimated Ship Date: Jan 5, 2026 if ordered today

• $20 Summit Bucks
• Special Order

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

Part Number: ADO-55566811

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Estimated Ship Date: Tomorrow

• $20 Summit Bucks

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

Part Number: ADO-19352499

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Estimated Ship Date: Jan 13, 2026 if ordered today

• $20 Summit Bucks
• Special Order

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: Tomorrow

• $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: Tomorrow

• Core Charge $75.00
• Free Shipping
• $20 Summit Bucks

HEAD,CYL(MCHG) WITH CAMS

Part Number: ADO-12616487

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Estimated Ship Date: Jan 12, 2026 if ordered today

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

Cylinder Head Bolt, First Design, M11x2.0, 100mm long, Single Use, Each

Part Number: ADO-12560745

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Estimated Ship Date: Jan 12, 2026 if ordered today

• $20 Summit Bucks
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Engine Cylinder Head Bolt, Engine Cylinder Head Bolt, BOLT/SCREW

Part Number: ADO-11548125

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Estimated Ship Date: Jan 13, 2026 if ordered today

• $20 Summit Bucks
• Special Order

HEAD ASM-CYL (W/ VLV)

Part Number: ADO-55511144

Not Yet Reviewed

Estimated Ship Date: Jan 13, 2026 if ordered today

• Free Shipping
• $20 Summit Bucks
• Special Order

HEAD ASM-CYL (MCHG) (LH LFX W/SAI)

Part Number: ADO-12633962

Not Yet Reviewed

Estimated Ship Date: Jan 13, 2026 if ordered today

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

HEAD ASM-CYL (MCHG) (RH LFX W/SAI)

Part Number: ADO-12633963

Not Yet Reviewed

Estimated Ship Date: Jan 13, 2026 if ordered today

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

HEAD ASM-CYL (W/ VLV)

Part Number: ADO-12698289

Not Yet Reviewed

Estimated Ship Date: Jan 13, 2026 if ordered today

• Free Shipping
• $20 Summit Bucks
• Special Order

HEAD ASM-CYL (W/ VLV)

Part Number: ADO-12698290

Not Yet Reviewed

Estimated Ship Date: Jan 13, 2026 if ordered today

• Free Shipping
• $20 Summit Bucks
• Special Order

PIN,CYL HD LOC

Part Number: ADO-03522352

Not Yet Reviewed

Estimated Ship Date: Jan 13, 2026 if ordered today

• $20 Summit Bucks
• Special Order

GUIDE,VLV

Part Number: ADO-09158569

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• $20 Summit Bucks
• Special Order

Cylinder Head Fasteners, OE Replacement, Bolt Style, Hex Head, M8 x 1.25 Thread, Steel, Natural, Buick, Cadillac, Chevrolet, GMC, Each

Part Number: ADO-11547584

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Estimated Ship Date: Jan 5, 2026 if ordered today

• $20 Summit Bucks
• Special Order

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

Part Number: ADO-11518953

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Estimated Ship Date: Jan 5, 2026 if ordered today

• $20 Summit Bucks
• Special Order

Cylinder Head Fasteners, OE Replacement, Bolt Style, Hex Head, M11 x 1.5 Thread, Steel, Natural, Buick, Chevrolet, Oldsmobile, Pontiac, Saturn, Each

Part Number: ADO-11518992

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Estimated Ship Date: Jan 5, 2026 if ordered today

• $20 Summit Bucks
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Engine Cylinder Head Bolt, Engine Cylinder Head Bolt, BOLT - HX FLG CYL HD RED BODY

Part Number: ADO-11519111

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Estimated Ship Date: Dec 18, 2025 if ordered today

• $20 Summit Bucks
• Special Order

BOLT,CYL HD

Part Number: ADO-11546622

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Estimated Ship Date: Dec 18, 2025 if ordered today

• $20 Summit Bucks
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Cylinder Head Fasteners, OE Replacement, Bolt Style, Hex Head, M12 x 1.75 Thread, Steel, Natural, Buick, Cadillac, Chevrolet, GMC, Each

Part Number: ADO-11547020

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Estimated Ship Date: Jan 5, 2026 if ordered today

• $20 Summit Bucks
• Special Order

HEAD ASM-CYL (MCHG)

Part Number: ADO-12699613

Not Yet Reviewed

Estimated Ship Date: Dec 18, 2025 if ordered today

• Free Shipping
• $20 Summit Bucks
• Special Order

HEAD ASM,CYL <SEE GUIDE/BFO>

Part Number: ADO-19540073

Not Yet Reviewed

Estimated Ship Date: Dec 18, 2025 if ordered today

• Free Shipping
• $20 Summit Bucks
• Special Order