Manley

High-Performance Engine Components for Maximum Power and Durability

Manley is a trusted leader in high-performance engine components, offering precision-engineered products designed to deliver exceptional strength, durability, and efficiency. Whether you're building a race engine, upgrading your street car, or restoring a classic, Manley ensures your engine performs at its peak under the toughest conditions.

From pistons and rods to valves, springs, and valve train components, Manley products are crafted with cutting-edge materials and advanced engineering to withstand high temperatures, extreme pressure, and rigorous conditions. Known for their innovation and race-winning performance, Manley helps you unlock maximum engine power and reliability.

Choose Manley—where precision, power, and durability meet for the ultimate engine performance.

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15 Products

15 Products

Manley Valve Set, Exhaust, Severe Duty Series Gen II, Stainless Steel, 2.000" Diameter, 0.342" Stem, 6.700" Length, Set of 8SKU: MAN-11221-8
$430.39
Manley Valve Set, Intake, Severe Duty Series Gen II, Stainless Steel, 2.400" Diameter, 0.311" Stem, 6.300" Length, Set of 8SKU: MAN-11264-8
$461.33
Manley Valve Set, Exhaust, Severe Duty Series Gen II, Stainless Steel, 1.625" Diameter, 0.311" Stem, 5.640" Length, Set of 8SKU: MAN-11399-8
$382.30
Manley Valve Set, Exhaust, Severe Duty Series Gen II, Stainless Steel, 1.600" Diameter, 0.341" Stem, 5.036" Length, Set of 8SKU: MAN-11539-8
$382.30
Manley Valve Set, Intake, Race Flo Series, Stainless Steel, 2.080" Diameter, 0.342" Stem, 5.040" Length, Set of 8SKU: MAN-11560-8
$239.60
Manley Valve Lock Set, 10 Degree, 0.311" Stem, Standard Height, Steel, Set of 16SKU: MAN-13151-8
$41.15
Manley Valve Lock Set, 10 Degree, 0.342" Stem, +0.050" Height, Steel, Set of 16SKU: MAN-13162-8
$41.15
Manley Valve Lock Set, 10 Degree, 7 mm Stem, Standard Height, Steel, Set of 16SKU: MAN-13170-8
$41.15
Manley Valve Lock Set, 10 Degree, 0.342" Stem, Standard Height, Steel, Set of 32SKU: MAN-13194-16
$73.05
Manley Connecting Rod Set, H-Beam, 5.933" Long, Bushed, 3/8" Cap Screws, Forged Steel, Ford Modular, Set of 8SKU: MAN-14042-8
$916.44
Manley Valve Spring Set, NexTek Series, Dual Spring, 604 lb/in Spring Rate, 1.150" Coil Bind, 1.640" OD, Set of 16SKU: MAN-221425-16
$455.27
Manley Valve Lash Cap Set, 0.080" Thick, 8 mm Valve Stems, Minimum 0.130" Tip, Steel, Set of 8SKU: MAN-42125-8
$25.03
Manley Cylinder Head Bolt Kit, 1/2" Bolt, Hex Head, Steel, Natural, Small Block Chevy (1 Head)SKU: MAN-42171
$40.28
Manley Valve Spring Locator Set, Inside, 0.062" Thick, 0.570" ID, 1.535" OD, Steel, Set of 16SKU: MAN-42378-16
$100.28
Manley Connecting Rod Bolt Kit, 7/16" Bolt, 1.450" Long, 12-Point Head, Chromoly, Set of 4 (ARP 2000)SKU: MAN-42390-4
$61.06