PROMAXX Performance Cylinder Heads

Cylinder Heads, Aluminum, 180cc Intake Runner, 60cc Chamber, Ford, Small Block, Pair

Part Number: PMX-9175

4.5 out of 5 stars ( 12 )

Estimated Ship Date: Tomorrow

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Cylinder Heads, Maxx Series, Hydraulic Roller, Assembled, Aluminum, 200cc Intake Runner, Chevrolet, Small Block, Pair

Part Number: PMX-9200HR

4.5 out of 5 stars ( 6 )

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

Part Number: PMX-9210

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Estimated Ship Date: Jan 23, 2026 if ordered today

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Cylinder Heads, Aluminum, Assembled, 65cc Chamber, 171cc Intake Runner, Chrysler, Dodge, Plymouth, Small Block, Pair

Part Number: PMX-93625

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 23, 2026 if ordered today

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

Part Number: PMX-1102

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Estimated Ship Date: Jan 23, 2026 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-9207

4.67 out of 5 stars ( 3 )

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

Part Number: PMX-92104

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Estimated Ship Date: Jan 23, 2026 if ordered today

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

Part Number: PMX-9319

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Estimated Ship Date: Jan 23, 2026 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: Tomorrow

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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: Jan 23, 2026 if ordered today

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

Part Number: PMX-9341

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Estimated Ship Date: Jan 23, 2026 if ordered today

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Cylinder Heads, Shocker Series, Solid Roller, Assembled, Aluminum, 225cc Intake Runner, Chevrolet, Small Block, Pair

Part Number: PMX-9227A

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 23, 2026 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-9208

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Cylinder Heads, Aluminum, Bare, 119cc Chamber, 317cc Intake Runner, Chevy, Big Block, Pair

Part Number: PMX-9317

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

Part Number: PMX-9361

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Estimated Ship Date: Jan 23, 2026 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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Estimated Ship Date: Jan 23, 2026 if ordered today

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

Part Number: PMX-2210

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Estimated Ship Date: Jan 23, 2026 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: Jan 23, 2026 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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Estimated Ship Date: Jan 23, 2026 if ordered today

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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: Jan 23, 2026 if ordered today

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Cylinder Heads, Aluminum, Assembled, 119cc Chamber, 317cc Intake Runner, Chevy, Big Block, Pair

Part Number: PMX-9320

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Estimated Ship Date: Jan 23, 2026 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: Jan 23, 2026 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: Jan 23, 2026 if ordered today

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Cylinder Heads, Series One, Bare, Aluminum, Natural, 175cc Intake Runner, Ford, Small Block Windsor, Pair

Part Number: PMX-1100

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Estimated Ship Date: Jan 23, 2026 if ordered today

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