PROMAXX Performance Engines & Components

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

Part Number: PMX-9372

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Estimated Ship Date: Dec 28, 2026 if ordered today

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CYLINDER HEADS PAIR

Part Number: PMX-9342T

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BARE CYLINDER HEAD PAIR

Part Number: PMX-9351

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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: Dec 28, 2026 if ordered today

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Cylinder Heads, Aluminum, Assembled, 72cc Chamber, 185cc Intake Runner, Angle Plug, Chevy, Small Block, Pair

Part Number: PMX-2170

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MAXX 200 SBC HYD FLAT CAM

Part Number: PMX-92002

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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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Cylinder Heads, Freedom Series Small Block Chevy Heads, Assembled, Aluminum, 72cc Chamber, 225cc Intake, Angle Plug, Chevrolet, Small Block, Pair

Part Number: PMX-2122

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 28, 2026 if ordered today

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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 28, 2026 if ordered today

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Cylinder Heads, Freedom Series Small Block Chevy, Assembled, Aluminum, 64cc Chamber, 225cc Intake Runner, Angle Plugs, Chevy, Small Block, Pair

Part Number: PMX-2120

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 28, 2026 if ordered today

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Cylinder Heads, Performance Freedom Series, Bare, Aluminum, Natural, 64cc Chamber, Chevy, Small Block, Pair

Part Number: PMX-2112

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CYLINDER HEAD PAIR

Part Number: PMX-2169SR

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Cylinder Heads, Freedom Series, Assembled, Aluminum, Natural, 64cc Chamber, Chevy, Small Block, Pair

Part Number: PMX-2117

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Maxx FE 170 2.20/1.73/76cc Chamber Multi-Angle Valve Job Hand Bowl Blended Bare (Pair)

Part Number: PMX-91776

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FORD FE 170CC 2.09/1.66 76CC CHAMBER MULTI ANGLE VALVE JOB HAND BOWL BLENDED FULLY ASSEMBLED WITH STAINLESS VA

Part Number: PMX-91726

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

Part Number: PMX-9232

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

Part Number: PMX-9242

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SBC 225 CC PRO DESIGNED FULL CNC PORT AND CHAMBER 2.08/1.60 72CC CHAMBER 5 ANGLE VALVE JOB STRAIGHT PLUG BARE

Part Number: PMX-92262

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Cylinder Heads, 171, Hydraulic Flat Tappet, 63cc Chambers, 5-Angle Valve Job, 2.02 in./1.60 in. 1-Pc. SS Valves, 0.575 in. Lift, Mopar Sm. Block, Pair

Part Number: PMX-9360

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

Part Number: PMX-9231

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SBC 225 CC PRO DESIGNED FULL CNC PORT AND CHAMBER 2.08/1.60 64CC CHAMBER 5 ANGLE VALVE JOB STRAIGHT PLUG BARE

Part Number: PMX-9226

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

Part Number: PMX-9208T

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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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HEAD WITH ANGLE PLUG

Part Number: PMX-9200A

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Estimated Ship Date: Dec 28, 2026 if ordered today

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