Cylinder Heads | Summit Racing

AFR 185cc SBF Enforcer Cylinder Heads 1351

Cylinder Head, 185cc Enforcer, Aluminum, Assembled, 64cc Combustion Chamber, 2.02 in. Intake Valve, 1.6 in. Exhaust Valve, Ford, Small Block, Each

Part Number: AFR-1351

4.5 out of 5 stars ( 18 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

Summit Racing™ Precision Cast SBF 289, 302, 351W Cylinder Head SUM-162SBF185WIN

Ford Windsor, 185 cc Int. Runner, 64cc Chamber, 2.02 Int./1.6 Exh. Hyd. Roller .600 Lift, 351W 1/2 in. head bolt, reducer sleeve needed for 289/302

Part Number: SUM-162SBF185WIN

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

Edelbrock E-Street Cylinder Heads 5089

Edelbrock E-Street Cylinder Heads 5089

Cylinder Heads, E-Street, Aluminum, Assembled, 64cc Chamber, 185cc Intake Runner, Chevy, Small Block, Pair

Part Number: EDL-5089

4.47 out of 5 stars ( 36 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

AFR 185cc SBF Enforcer Cylinder Heads 1341

Cylinder Head, Enforcer, Aluminum, Assembled, 64cc Chamber, 185cc Intake, Ford, Small Block, Each

Part Number: AFR-1341

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

PROMAXX Performance Freedom Series Small Block Chevy Cylinder Heads 2169

Cylinder Head, Freedom, Aluminum, Assembled, 64 cc Chamber, 185 cc Intake Runner, Straight Plug, Chevy SB, Pair

Part Number: PMX-2169

4.23 out of 5 stars ( 30 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

PROMAXX Performance Freedom Series Small Block Chevy Cylinder Heads 2168

Cylinder Heads, Assembled, Aluminum, 64cc Chamber, 185cc Intake, Angle Plug, Hyd, Flat, Chevy, SBC, Pair

Part Number: PMX-2168

3.56 out of 5 stars ( 9 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

Edelbrock Performer Cylinder Heads 60909

Cylinder Head, Performer, Aluminum, Assembled, 64cc Chamber, 185cc Intake Runner, Chevy, 302, 327, 350, 400

Part Number: EDL-60909

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

Edelbrock Performer RPM Bare NHRA Stock/Super Stock Cylinder Heads 60947

Cylinder Head, Performer RPM NHRA-Accepted Stock/Super Stock, Bare, 64cc Chamber, Chevy, Small Block, Each

Part Number: EDL-60947

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

PROMAXX Performance Project X Small Block Chevrolet Cylinder Heads 9187S

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

Part Number: PMX-9187S

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

Edelbrock Performer RPM Bare NHRA Stock/Super Stock Cylinder Heads 60887

Cylinder Head, Performer RPM, Aluminum, Bare, 64cc Chamber, 185cc Intake, Chevy, 302, 327, 350, 400, Each

Part Number: EDL-60887

Not Yet Reviewed

Estimated Ship Date: May 13, 2026 if ordered today

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Estimated Ship Date: May 13, 2026 if ordered today

PROMAXX Performance Project X Small Block Chevrolet Cylinder Heads 9186S

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

Part Number: PMX-9186S

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

PROMAXX Performance Series One Small Block Chevy Cylinder Heads 2169HR

Cylinder Heads, 64cc, Assembled, Hydraulic Roller, Rect. Intake, Sq. Exhaust, 2.020/1.600 in. Valves, 0.6 in. Max Lift, Aluminum, Natural, Chevy, Pair

Part Number: PMX-2169HR

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

FLOTEK 180cc Small Block Chevy Cylinder Heads 101-505

5 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/20/2026

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PROMAXX Performance Series One Small Block Chevy Cylinder Heads 2172

Cylinder Heads, Series One, Aluminum, Bare, 64cc Chamber, 185cc Intake Runner, Chevy, Small Block, Pair

Part Number: PMX-2172

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

PROMAXX Performance Vortec 185cc Iron Cylinder Heads 2150

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: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

PROMAXX Performance Project X Small Block Chevrolet Cylinder Heads 9185S

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

Part Number: PMX-9185S

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

PROMAXX Performance Project X Small Block Chevrolet Cylinder Heads 9188S

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: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

PROMAXX Performance Project X Small Block Chevrolet Cylinder Heads 91898S

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

Part Number: PMX-91898S

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

PROMAXX Performance Project X Small Block Chevrolet Cylinder Heads 9189TS

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

Part Number: PMX-9189TS

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today