Summit Racing SpeedCard - learn how to get 10% back up to $100

Summit Racing SpeedCard - learn how to get 10% back up to $100

Save Now on Winter Essentials for Your Ride!

PROMAXX Performance Cylinder Heads

Individual Parts

Results 1 - 25 of 30

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

Part Number: PMX-9317

Not Yet Reviewed

Estimated Ship Date: Dec 3, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 3, 2025 if ordered today

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 )

Estimated Ship Date: Nov 19, 2025 if ordered today

...Loading

Estimated Ship Date: Nov 19, 2025 if ordered today

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

Part Number: PMX-92104

Not Yet Reviewed

Estimated Ship Date: Dec 3, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 3, 2025 if ordered today

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

Part Number: PMX-9218S

Not Yet Reviewed

...Loading

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

Part Number: PMX-9318

Not Yet Reviewed

Estimated Ship Date: Dec 3, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 3, 2025 if ordered today

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

Part Number: PMX-9210

Not Yet Reviewed

Estimated Ship Date: Dec 3, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 3, 2025 if ordered today

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

Part Number: PMX-9362

Not Yet Reviewed

Estimated Ship Date: Dec 3, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 3, 2025 if ordered today

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

Part Number: PMX-9206

Not Yet Reviewed

Estimated Ship Date: Nov 3, 2025 if ordered today

...Loading

Estimated Ship Date: Nov 3, 2025 if ordered today

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

Part Number: PMX-2211

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 5, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 5, 2025 if ordered today

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: Dec 3, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 3, 2025 if ordered today

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

Part Number: PMX-9208

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Cylinder Heads, Maxx Series, Hydraulic Flat Tappet, Assembled, Aluminum, 170cc Intake Runner, Ford, FE, Big Block, Pair

Part Number: PMX-9170

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 4, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 4, 2025 if ordered today

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

Part Number: PMX-9218A

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

...Loading

Estimated Ship Date: Nov 24, 2025 if ordered today

Cylinder Heads, Project X, Aluminum, Assembled, 64cc Chamber, 200cc Intake Runner, Chevrolet, Small Block, Pair

Part Number: PMX-9198A

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

...Loading

Estimated Ship Date: Nov 24, 2025 if ordered today

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: Dec 3, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 3, 2025 if ordered today

Cylinder Heads, Shocker Series, Bare, Aluminum, 210cc Intake Runner, Ford, Small Block, Pair

Part Number: PMX-92114

Not Yet Reviewed

Estimated Ship Date: Dec 3, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 3, 2025 if ordered today

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

Part Number: PMX-2210

Not Yet Reviewed

Estimated Ship Date: Dec 3, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 3, 2025 if ordered today

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

Part Number: PMX-2250

Not Yet Reviewed

Estimated Ship Date: Dec 3, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 3, 2025 if ordered today

Cylinder Heads, Shocker Series, Bare, Aluminum, 210cc Intake Runner, Ford, Small Block, Pair

Part Number: PMX-9211

Not Yet Reviewed

Estimated Ship Date: Dec 3, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 3, 2025 if ordered today

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

Part Number: PMX-9188S

Not Yet Reviewed

Estimated Ship Date: Nov 3, 2025 if ordered today

...Loading

Estimated Ship Date: Nov 3, 2025 if ordered today

Cylinder Head, Shocker CNC, Bare, 65cc Chamber, 185cc Intake Runner, Aluminum, Mopar, Small Block LA, Pair

Part Number: PMX-95615

Not Yet Reviewed

Estimated Ship Date: Nov 3, 2025 if ordered today

...Loading

Estimated Ship Date: Nov 3, 2025 if ordered today

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

Part Number: PMX-9208T

Not Yet Reviewed

Estimated Ship Date: Nov 3, 2025 if ordered today

...Loading

Estimated Ship Date: Nov 3, 2025 if ordered today

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

Part Number: PMX-92198A

Not Yet Reviewed

Estimated Ship Date: Nov 3, 2025 if ordered today

...Loading

Estimated Ship Date: Nov 3, 2025 if ordered today

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

Part Number: PMX-92198S

Not Yet Reviewed

Estimated Ship Date: Nov 3, 2025 if ordered today

...Loading

Estimated Ship Date: Nov 3, 2025 if ordered today

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

Part Number: PMX-9219TA

Not Yet Reviewed

Estimated Ship Date: Nov 3, 2025 if ordered today

...Loading

Estimated Ship Date: Nov 3, 2025 if ordered today

Modal Header

Call To Order

This is a custom order part. You can order this part by Contacting Us.