PROMAXX Performance Cylinder Heads

Cylinder Heads, OE-Replacement, Assembled, Cast Iron, Natural, Dodge, 5.9L, Diesel, Each

Part Number: PMX-CHR618N

3.25 out of 5 stars ( 4 )

Estimated Ship Date: Monday 7/7/2025

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Cylinder Head, Cast Iron, Assembled, Dodge, Ram, Cummins, 6.7L, Each

Part Number: PMX-CHR621N

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Estimated Ship Date: Jul 15, 2025 if ordered today

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Cylinder Heads, Project X, Aluminum, Assembled, 64cc Chamber, 215cc Intake Runner, Chevrolet, Small Block, Pair

Part Number: PMX-9218S

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Estimated Ship Date: Jul 31, 2025 if ordered today

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Cylinder Head, Maxx Series, 200cc Intake Runner, Aluminum, Assembled, 72cc Chamber, Pair

Part Number: PMX-92002AHR

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Estimated Ship Date: Jul 15, 2025 if ordered today

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Cylinder Heads, Aluminum, Assembled, 72cc Chamber, 200cc Intake Runner, Ford, FE, Pair

Part Number: PMX-9234

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Estimated Ship Date: Jul 24, 2025 if ordered today

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Cylinder Heads, Project X, Aluminum, Bare, 64cc Chamber, 215cc Intake Runner, Chevrolet, Small Block, Pair

Part Number: PMX-9215A

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Estimated Ship Date: Jul 15, 2025 if ordered today

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Cylinder Heads, Shocker Series, Solid Roller, Assembled, Aluminum, 210cc Intake Runner, Ford, Small Block, Pair

Part Number: PMX-92124

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jul 24, 2025 if ordered today

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BBC CYLINDER HEADS PAIR

Part Number: PMX-9291

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Estimated Ship Date: Jul 15, 2025 if ordered today

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Cylinder Head, OE-Replacement Jeep Inline, Assembled, Cast Iron, Natural, Jeep, 4.0L, Each

Part Number: PMX-CHR640N

3.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 7/7/2025

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Cylinder Heads, Aluminum, Assembled, 63cc Chamber, 171cc Intake Runner, Chrysler, Dodge, Plymouth, Small Block, Pair

Part Number: PMX-9362

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Estimated Ship Date: Jul 28, 2025 if ordered today

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Cylinder Heads, Project X, Aluminum, Assembled, 56cc Chamber, 210cc Intake Runner, Ford, Small Block, Pair

Part Number: PMX-9206

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Estimated Ship Date: Monday 7/7/2025

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Cylinder Heads, Project X, Aluminum, Assembled, 64cc Chamber, 185cc Intake Runner, Chevrolet, Small Block, Pair

Part Number: PMX-9186S

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Estimated Ship Date: Jul 28, 2025 if ordered today

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Cylinder Heads, Project X, Aluminum, Bare, 56cc Chamber, 210cc Intake Runner, Ford, Small Block, Pair

Part Number: PMX-9205

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Estimated Ship Date: Jul 15, 2025 if ordered today

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Cylinder Heads, Series One Series, Hydraulic Flat Tappet, Assembled, Aluminum, 175cc Intake Runner, Ford, Small Block, Windsor, Pair

Part Number: PMX-1102HF

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Jul 28, 2025 if ordered today

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Cylinder Heads, Cast Iron, Bare, 64cc Chamber, 185cc Intake Runner, Straight Plug, Chevy, Small Block, Pair

Part Number: PMX-2150

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 7/7/2025

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Cylinder Heads, Aluminum, Assembled, 72cc Chamber, 200cc Intake Runner, Ford, FE, Pair

Part Number: PMX-9233

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Estimated Ship Date: Jul 24, 2025 if ordered today

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Cylinder Heads, Aluminum, Assembled, 72cc Chamber, 200cc Intake Runner, Ford, FE, Pair

Part Number: PMX-9231

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Estimated Ship Date: Jul 24, 2025 if ordered today

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Cylinder Heads, Shocker Series, Solid Roller, Assembled, Aluminum, 210cc Intake Runner, Ford, Small Block, Pair

Part Number: PMX-9213

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Estimated Ship Date: Jul 24, 2025 if ordered today

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Cylinder Head, Shocker CNC, Assembled, 63cc Chamber, 185cc Intake Runner, 2.08/1.60 Valve Sizes, Flat Tappet, Aluminum, Mopar, Small Block LA, Pair

Part Number: PMX-9560

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Estimated Ship Date: Jul 15, 2025 if ordered today

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Cylinder Head, Shocker CNC, Assembled, 65cc Chamber, 185cc Intake Runner, 2.08/1.60 Valve Sizes, Flat Tappet, Aluminum, Mopar, Small Block LA, Pair

Part Number: PMX-95605

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Estimated Ship Date: Jul 15, 2025 if ordered today

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

Part Number: PMX-9340

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Estimated Ship Date: Jul 24, 2025 if ordered today

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CYLINDER HEADS PAIR

Part Number: PMX-9292

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Estimated Ship Date: Jul 15, 2025 if ordered today

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Cylinder Heads, Shocker Series, Solid Roller, Assembled, Aluminum, 210cc Intake Runner, Ford, Small Block, Pair

Part Number: PMX-9212

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Estimated Ship Date: Jul 24, 2025 if ordered today

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Cylinder Heads, Aluminum, Assembled, 84cc Chamber, 240cc Intake Runner, Chrysler, Dodge, Plymouth, Big Block, Pair

Part Number: PMX-9241

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Jul 24, 2025 if ordered today

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Cylinder Heads, Maxx Series, Hydraulic Roller, Assembled, Aluminum, 317cc Intake Runner, Chevrolet, Big Block, Pair

Part Number: PMX-9318

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Estimated Ship Date: Jul 24, 2025 if ordered today

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