1988 CHEVROLET Engines & Components

Cylinder Heads, Aluminum, Bare, 121cc Chamber, 340cc Intake Runner, Chevy, Big Block, Pair

Part Number: PMX-9340

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Cylinder Heads, Aluminum, Assembled, 121cc Chamber, 340cc Intake Runner, Chevy, Big Block, Pair

Part Number: PMX-9342

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Cylinder Heads, Aluminum, Bare, 121cc Chamber, 370cc Intake Runner, Chevy, Big Block, Pair

Part Number: PMX-9370

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Cylinder Heads, Aluminum, Assembled, 121cc Chamber, 370cc Intake Runner, Chevy, Big Block, Pair

Part Number: PMX-9371

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Cylinder Heads, Aluminum, Assembled, 121cc Chamber, 370cc Intake Runner, Chevy, Big Block, Pair

Part Number: PMX-9372

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Cylinder Heads, Aluminum, Assembled, 121cc Chamber, 370cc Intake Runner, Chevy, Big Block, Pair

Part Number: PMX-9373

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 15, 2025 if ordered today

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Cylinder Heads, Aluminum, Assembled, 119cc Chamber, 320cc Intake Runner, Chevy, Big Block, Pair

Part Number: PMX-2214

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Dec 15, 2025 if ordered today

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Cylinder Heads, Aluminum, Assembled, 119cc Chamber, 320cc Intake Runner, Chevy, Big Block, Pair

Part Number: PMX-2216

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Cylinder Heads, Maxx Series, Bare, Aluminum, 360cc Intake Runner, Chevrolet, Big Block, Pair

Part Number: PMX-2250

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Cylinder Heads, Freedom Series Big Block Chevy Heads, Assembled, Aluminum, 119cc Chamber, 360cc Intake, Angle Plug, Chevrolet, Big Block, Pair

Part Number: PMX-2256

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Estimated Ship Date: Dec 15, 2025 if ordered today

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ROTATING ASSEMBLY KIT-BBC 615 4.625/4.600 43cc D

Part Number: MAN-39615RH

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Estimated Ship Date: Dec 22, 2025 if ordered today

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ROTATING ASSEMBLY KIT-BBC 615 4.625/4.600 43cc D

Part Number: MAN-39615RHX

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Estimated Ship Date: Dec 22, 2025 if ordered today

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PULLEY KIT

Part Number: MCH-23620

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Crankshaft, Forged 4340 Steel, 4.250 in. Stroke, Chevy, 454, Internal Balance, 2-Piece Seal, Each

Part Number: HRS-H454256322T

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Estimated Ship Date: Dec 31, 2025 if ordered today

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Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 3.875 in. Stroke, Chevy, 5.7L, Each

Part Number: ESP-435338756000

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Estimated Ship Date: Dec 10, 2025 if ordered today

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4340 Forged Pro Series Big Block Post

Part Number: SCA-773502021

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Estimated Ship Date: Jan 12, 2026 if ordered today

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4340 Forged Pro Series Big Block Post

Part Number: SCA-773507620

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Estimated Ship Date: Jan 12, 2026 if ordered today

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4340 Forged Pro Series Big Block Post

Part Number: SCA-773507621

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4340 Forged Pro Series Big Block Post

Part Number: SCA-773508620

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4340 Forged Pro Series Big Block Post

Part Number: SCA-773508621

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Estimated Ship Date: Jan 12, 2026 if ordered today

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4340 Forged Pro Series Lightweight

Part Number: SCA-445405C-2

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Crankshaft, 1-Piece Seal, Internal Balance, Cast Steel, 4.250 in. Stroke, Chevy, 454, Each

Part Number: SCA-945425L

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Estimated Ship Date: Jan 12, 2026 if ordered today

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4340 Forged Pro Series

Part Number: SCA-435018-2

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Estimated Ship Date: Jan 12, 2026 if ordered today

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4340 Forged Pro Series

Part Number: SCA-435022-2

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Estimated Ship Date: Jan 12, 2026 if ordered today

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4340 Forged Superlight

Part Number: SCA-435018-3

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Estimated Ship Date: Jan 12, 2026 if ordered today

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