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 Big Block Chevy Stock 3/8in Stem Diameter Race Flo Exhaust Valves (Set of 8)
Manley Big Block Chevy Stock 3/8in Stem Diameter Race Flo Exhaust Valves (Set of 8)
Manley Performance

Manley Big Block Chevy Stock 3/8in Stem Diameter Race Flo Exhaust Valves (Set of 8)

854.99 SAR 854.99 SAR 949.04 SAR
Sale 10%
Manley Big Block Chevy Stock 3/8in Stem Diameter Race Flo Intake Valves (Set of 8)
Manley Performance

Manley Big Block Chevy Stock 3/8in Stem Diameter Race Flo Intake Valves (Set of 8)

854.99 SAR 854.99 SAR 949.04 SAR
Sale 10%
Manley Chevrolet Small Block Exhaust Valve Kit - 1.600in Head Dia. 5.465in O/A Length, 0.3415in Stem
Manley Chevrolet Small Block Exhaust Valve Kit - 1.600in Head Dia. 5.465in O/A Length, 0.3415in Stem
Manley Performance

Manley Chevrolet Small Block Exhaust Valve Kit - 1.600in Head Dia. 5.465in 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 - 1.880in Head Dia. 5.422in O/A Length, 0.3715in Stem
Manley Chevrolet Big Block Exhaust Valve Kit - 1.880in Head Dia. 5.422in O/A Length, 0.3715in Stem
Manley Performance

Manley Chevrolet Big Block Exhaust Valve Kit - 1.880in Head Dia. 5.422in O/A Length, 0.3715in Stem

854.99 SAR 854.99 SAR 949.04 SAR
Sale 10%
Manley Small Block Chevy 3/8in Stem Diameter Race Flo Intake Valves (Set of 8)
Manley Performance

Manley Small Block Chevy 3/8in Stem Diameter Race Flo Intake Valves (Set of 8)

854.99 SAR 854.99 SAR 949.04 SAR
Sale 10%
Manley Chevrolet Small Block Exhaust Valve Kit - 1.500in Head Dia. 5.035in O/A Length, 0.3415in Stem
Manley Chevrolet Small Block Exhaust Valve Kit - 1.500in Head Dia. 5.035in O/A Length, 0.3415in Stem
Manley Performance

Manley Chevrolet Small Block Exhaust Valve Kit - 1.500in Head Dia. 5.035in O/A Length, 0.3415in Stem

854.99 SAR 854.99 SAR 949.04 SAR
Sale 10%
Manley Chevrolet Small Block Exhaust Valve Kit - 1.560in Head Dia. 4.911in O/A Length, 0.3415in Stem
Manley Chevrolet Small Block Exhaust Valve Kit - 1.560in Head Dia. 4.911in O/A Length, 0.3415in Stem
Manley Performance

Manley Chevrolet Small Block Exhaust Valve Kit - 1.560in Head Dia. 4.911in O/A Length, 0.3415in Stem

854.99 SAR 854.99 SAR 949.04 SAR
Sale 10%
Manley Chevrolet Small Block Exhaust Valve Kit - 1.625in Head Dia. 5.540in O/A Length, 0.3110in Stem
Manley Chevrolet Small Block Exhaust Valve Kit - 1.625in Head Dia. 5.540in O/A Length, 0.3110in Stem
Manley Performance

Manley Chevrolet Small Block Exhaust Valve Kit - 1.625in Head Dia. 5.540in O/A Length, 0.3110in Stem

1,362.99 SAR 1,362.99 SAR 1,514.28 SAR
Sale 4%
Manley Honda 2.2L H22A1 Exhaust Valve Kit - 31.00mm Head Dia. 106.90mm O/A Length, 0.2150in Stem
Manley Honda 2.2L H22A1 Exhaust Valve Kit - 31.00mm Head Dia. 106.90mm O/A Length, 0.2150in Stem
Manley Performance

Manley Honda 2.2L H22A1 Exhaust Valve Kit - 31.00mm Head Dia. 106.90mm O/A Length, 0.2150in Stem

955.99 SAR 955.99 SAR 995.62 SAR
Sale 4%
Manley 93-00 Honda Prelude DOHC V-TEC 16 Valve 30.0mm Race Master Exhaust Valves (Set of 8)
Manley 93-00 Honda Prelude DOHC V-TEC 16 Valve 30.0mm Race Master Exhaust Valves (Set of 8)
Manley Performance

Manley 93-00 Honda Prelude DOHC V-TEC 16 Valve 30.0mm Race Master Exhaust Valves (Set of 8)

955.99 SAR 955.99 SAR 995.62 SAR
Sale 10%
Manley Chevrolet Small Block Exhaust Valve Kit - 1.600in Head Dia. 5.640in O/A Length, 0.3110in Stem
Manley Chevrolet Small Block Exhaust Valve Kit - 1.600in Head Dia. 5.640in O/A Length, 0.3110in Stem
Manley Performance

Manley Chevrolet Small Block Exhaust Valve Kit - 1.600in Head Dia. 5.640in O/A Length, 0.3110in Stem

1,326.99 SAR 1,326.99 SAR 1,474.21 SAR
Sale 4%
Manley 88-91 Honda Civic CRX SI 1.6L SOHC 16 Valve (DA16A6) 26mm Race Flo Exhaust Valves (Set of 8)
Manley 88-91 Honda Civic CRX SI 1.6L SOHC 16 Valve (DA16A6) 26mm Race Flo Exhaust Valves (Set of 8)
Manley Performance

Manley 88-91 Honda Civic CRX SI 1.6L SOHC 16 Valve (DA16A6) 26mm Race Flo Exhaust Valves (Set of 8)

955.99 SAR 955.99 SAR 995.62 SAR