Availability

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Filters
Make/Engine
Camshaft Style
- Solid roller (2) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
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Exhaust Port Shape
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Spark Plug Style
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Maximum Valve Lift (in.)
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- 0.700 in. (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 0.850 in. (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Number of Springs Per Valve
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Retainer Material
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Lock Style
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Valve Stem Seal Style
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Rocker Arm Studs Included
- No (2)
- Yes (1)
Rocker Arm Nut Thread Size
- 7/16 in.-20 (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.

Cylinder Heads

Showing In Stock Items. Show All 5 Items.

Individual Parts

Part Groups

Results 1 - 3 of 3

PROMAXX Performance Maxx Series Big Block Chevy Cylinder Heads 9318

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: Mar 6, 2026 if ordered today

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Estimated Ship Date: Mar 6, 2026 if ordered today

PROMAXX Performance Maxx Series Big Block Chevy Cylinder Heads 9319

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

Part Number: PMX-9319

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

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Estimated Ship Date: Mar 2, 2026 if ordered today

PROMAXX Performance Maxx Series Big Block Chevy Cylinder Heads 9320

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

Part Number: PMX-9320

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

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Estimated Ship Date: Mar 2, 2026 if ordered today

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