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 10%
Manley GM 6.6L Duramax Diesel Exhaust Valve Kit 1.300in Head Dia. 4.985in O/A Length, 0.2735in Stem
Manley GM 6.6L Duramax Diesel Exhaust Valve Kit 1.300in Head Dia. 4.985in O/A Length, 0.2735in Stem
Manley Performance

Manley GM 6.6L Duramax Diesel Exhaust Valve Kit 1.300in Head Dia. 4.985in O/A Length, 0.2735in Stem

2,327.99 SAR 2,327.99 SAR 2,585.65 SAR
Sale 10%
Manley GM 6.6L Duramax Diesel Intake Valve Kit - 1.338in Head Dia. 4.985in O/A Length, 0.2740in Stem
Manley GM 6.6L Duramax Diesel Intake Valve Kit - 1.338in Head Dia. 4.985in O/A Length, 0.2740in Stem
Manley Performance

Manley GM 6.6L Duramax Diesel Intake Valve Kit - 1.338in Head Dia. 4.985in O/A Length, 0.2740in Stem

916.99 SAR 916.99 SAR 1,018.75 SAR
Sale 10%
Manley Chevrolet Small Block Exhaust Valve Kit - 1.600in Head Dia. 5.015in O/A Length, 0.3415in Stem
Manley Chevrolet Small Block Exhaust Valve Kit - 1.600in Head Dia. 5.015in O/A Length, 0.3415in Stem
Manley Performance

Manley Chevrolet Small Block Exhaust Valve Kit - 1.600in Head Dia. 5.015in O/A Length, 0.3415in Stem

2,327.99 SAR 2,327.99 SAR 2,585.69 SAR
Sale 10%
Manley Chevrolet Small Block Intake Valve Kit - 2.055in Head Dia. 4.911in O/A Length, 0.3415in Stem
Manley Chevrolet Small Block Intake Valve Kit - 2.055in Head Dia. 4.911in O/A Length, 0.3415in Stem
Manley Performance

Manley Chevrolet Small Block Intake Valve Kit - 2.055in Head Dia. 4.911in O/A Length, 0.3415in Stem

1,409.99 SAR 1,409.99 SAR 1,566.64 SAR
Sale 10%
Manley SBC 2.02 Severe Duty Intake Valves (Set of 8)
Manley Performance

Manley SBC 2.02 Severe Duty Intake Valves (Set of 8)

1,362.99 SAR 1,362.99 SAR 1,514.28 SAR
Sale 10%
Manley Big Block Ford 429-460 2.400in Diameter 5.725in Length Severe Duty Intake Valves (Set of 8)
Manley Performance

Manley Big Block Ford 429-460 2.400in Diameter 5.725in Length Severe Duty Intake Valves (Set of 8)

1,409.99 SAR 1,409.99 SAR 1,566.64 SAR
Sale 10%
Manley Big Block Chevrolet 1.880 Diameter Stock Length Extreme Duty Exhaust Valves - Set of 8
Manley Big Block Chevrolet 1.880 Diameter Stock Length Extreme Duty Exhaust Valves - Set of 8
Manley Performance

Manley Big Block Chevrolet 1.880 Diameter Stock Length Extreme Duty Exhaust Valves - Set of 8

2,327.99 SAR 2,327.99 SAR 2,585.69 SAR
Sale 10%
Manley Chevrolet Small Block Exhaust Valve Kit - 1.625in Head Dia. 4.936in O/A Length, 0.3415in Stem
Manley Chevrolet Small Block Exhaust Valve Kit - 1.625in Head Dia. 4.936in O/A Length, 0.3415in Stem
Manley Performance

Manley Chevrolet Small Block Exhaust Valve Kit - 1.625in Head Dia. 4.936in O/A Length, 0.3415in Stem

1,362.99 SAR 1,362.99 SAR 1,514.28 SAR
Sale 10%
Manley Chevrolet Big Block Exhaust Valve Kit - 1.900in Head Dia. 6.380in O/A Length, 0.3415in Stem
Manley Chevrolet Big Block Exhaust Valve Kit - 1.900in Head Dia. 6.380in O/A Length, 0.3415in Stem
Manley Performance

Manley Chevrolet Big Block Exhaust Valve Kit - 1.900in Head Dia. 6.380in O/A Length, 0.3415in Stem

1,362.99 SAR 1,362.99 SAR 1,514.28 SAR
Sale 10%
Manley Ford 289intake Valve Kit - 1.850in Head Dia. 5.075in O/A Length, 0.3420in Stem
Manley Ford 289intake Valve Kit - 1.850in Head Dia. 5.075in O/A Length, 0.3420in Stem
Manley Performance

Manley Ford 289intake Valve Kit - 1.850in Head Dia. 5.075in O/A Length, 0.3420in Stem

854.99 SAR 854.99 SAR 949.04 SAR
Sale 10%
Manley Chevrolet Small Block Exhaust Valve Kit - 1.625in Head Dia. 5.165in O/A Length, 0.3415in Stem
Manley Chevrolet Small Block Exhaust Valve Kit - 1.625in Head Dia. 5.165in O/A Length, 0.3415in Stem
Manley Performance

Manley Chevrolet Small Block Exhaust Valve Kit - 1.625in Head Dia. 5.165in O/A Length, 0.3415in Stem

1,362.99 SAR 1,362.99 SAR 1,514.28 SAR
Sale 10%
Manley Ford 289/302/351W 1.550 Race Flo Exhaust Valves
Manley Ford 289/302/351W 1.550 Race Flo Exhaust Valves
Manley Performance

Manley Ford 289/302/351W 1.550 Race Flo Exhaust Valves

854.99 SAR 854.99 SAR 949.04 SAR