Valves

Discover our premium selection of engine valves designed to optimize airflow, improve combustion, and handle extreme heat and pressure.
We offer both intake and exhaust valves made from high-performance materials — ideal for naturally aspirated, turbocharged, or supercharged engines.

Available for LS, HEMI, Coyote, and more — trusted by engine builders and racers around the world.

🔧 Precision-machined for durability and flow
⚙️ Compatible with OEM and aftermarket cylinder heads
🏁 Perfect for performance builds and high-RPM applications

Find the right parts for your vehicle easily by selecting the make, model, and year.
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1095 products

Sale 4%
Manley 92-00 Acura Integra / 99-00 Honda Civic 16 Valve 33.0mm Race Flo F/F Intake Valves (Set of 8)
Manley 92-00 Acura Integra / 99-00 Honda Civic 16 Valve 33.0mm Race Flo F/F Intake Valves (Set of 8)
Manley Performance

Manley 92-00 Acura Integra / 99-00 Honda Civic 16 Valve 33.0mm Race Flo F/F Intake Valves (Set of 8)

958.99 SAR 958.99 SAR 998.19 SAR
Sale 4%
Manley 92-00 Acura Integra / 99-00 Honda Civic 16 Valve 33.0mm Race Flo F/F Intake Valve (SINGLE)
Manley 92-00 Acura Integra / 99-00 Honda Civic 16 Valve 33.0mm Race Flo F/F Intake Valve (SINGLE)
Manley Performance

Manley 92-00 Acura Integra / 99-00 Honda Civic 16 Valve 33.0mm Race Flo F/F Intake Valve (SINGLE)

119.99 SAR 119.99 SAR 124.83 SAR
Sale 10%
Manley Chevy LS-7 Small Block Severe Duty/Pro Flo Intake Valves (Set of 8)
Manley Performance

Manley Chevy LS-7 Small Block Severe Duty/Pro Flo Intake Valves (Set of 8)

1,362.99 SAR 1,362.99 SAR 1,514.28 SAR
Sale 10%
Manley Chevy LS-3/L-99 Small Block (L-92 Head) 2.165 Pro Flo Hollow Stem Intake Valves (Set of 8)
Manley Performance

Manley Chevy LS-3/L-99 Small Block (L-92 Head) 2.165 Pro Flo Hollow Stem Intake Valves (Set of 8)

3,142.99 SAR 3,142.99 SAR 3,491.60 SAR
Sale 10%
Manley Chevy LS-3/L-99 Small Block 2.165 Pro Flo Intake Valves (Set of 8)
Manley Performance

Manley Chevy LS-3/L-99 Small Block 2.165 Pro Flo Intake Valves (Set of 8)

1,362.99 SAR 1,362.99 SAR 1,514.28 SAR
Sale 10%
Manley Chevy LS-3/L-99 Small Block (L-92 Head) Extreme Duty Exhaust Valves (Set of 8)
Manley Chevy LS-3/L-99 Small Block (L-92 Head) Extreme Duty Exhaust Valves (Set of 8)
Manley Performance

Manley Chevy LS-3/L-99 Small Block (L-92 Head) Extreme Duty Exhaust Valves (Set of 8)

2,327.99 SAR 2,327.99 SAR 2,585.69 SAR
Sale 10%
Manley Chevy LS-1/L-2 Small Block 2.100 Severe Duty/Pro Flo Intake Valves (Set of 8)
Manley Performance

Manley Chevy LS-1/L-2 Small Block 2.100 Severe Duty/Pro Flo Intake Valves (Set of 8)

1,362.99 SAR 1,362.99 SAR 1,514.28 SAR
Sale 10%
Manley Chevy LS-1/LS-2 w LS-6 Head Small Block 1.600 Severe Duty/Pro Flo Intake Valves (Set of 8)
Manley Chevy LS-1/LS-2 w LS-6 Head Small Block 1.600 Severe Duty/Pro Flo Intake Valves (Set of 8)
Manley Performance

Manley Chevy LS-1/LS-2 w LS-6 Head Small Block 1.600 Severe Duty/Pro Flo Intake Valves (Set of 8)

2,327.99 SAR 2,327.99 SAR 2,585.69 SAR
Sale 10%
Manley Chevy LS-6 Head Small Block Severe Duty/Pro Flo Exhaust Valves (Set of 8)
Manley Chevy LS-6 Head Small Block Severe Duty/Pro Flo Exhaust Valves (Set of 8)
Manley Performance

Manley Chevy LS-6 Head Small Block Severe Duty/Pro Flo Exhaust Valves (Set of 8)

1,362.99 SAR 1,362.99 SAR 1,514.28 SAR
Sale 10%
Manley Chevy LS-1, LS-2 Small Block 1.550 Pro Flo Severe Duty Exhaust Valves (Set of 8)
Manley Chevy LS-1, LS-2 Small Block 1.550 Pro Flo Severe Duty Exhaust Valves (Set of 8)
Manley Performance

Manley Chevy LS-1, LS-2 Small Block 1.550 Pro Flo Severe Duty Exhaust Valves (Set of 8)

1,362.99 SAR 1,362.99 SAR 1,514.28 SAR
Sale 10%
Manley Chrysler Hemi 6.1L 1.625in Race Master B/L Exhaust Valves (Set of 8)
Manley Chrysler Hemi 6.1L 1.625in Race Master B/L Exhaust Valves (Set of 8)
Manley Performance

Manley Chrysler Hemi 6.1L 1.625in Race Master B/L Exhaust Valves (Set of 8)

898.99 SAR 898.99 SAR 998.19 SAR
Sale 9%
Manley Chrysler Hemi 6.1L w/ Triple Groove 1.625in Race Master Exhaust Valves (Single)
Manley Chrysler Hemi 6.1L w/ Triple Groove 1.625in Race Master Exhaust Valves (Single)
Manley Performance

Manley Chrysler Hemi 6.1L w/ Triple Groove 1.625in Race Master Exhaust Valves (Single)

112.99 SAR 112.99 SAR 124.83 SAR