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Valves - Manley Severe Duty Valves
Manley Performance is universally acknowledged as the leading manufacturer of performance and racing valves in the world. The reason for Manleys overwhelming success is simple: QUALITY. We offer the best materials in the industry - exclusive materials our competitors do not possess. Our stems are hard coated with .0002" thick chrome rather than a few millionths of flash. Our hard tips are superior to competitors puddled stellite which can crack and erode off the stem. Our valve head and underhead shapes have been in the forefront of the quest for improved flow since the late 1960s. And always each Manley valve has been price targeted to specific markets to ensure the best possible value to the customer. The Manley Severe Duty ® series of valves is the Manley signature in the performance and racing industry. Exhaust material XH-428 and intake material NK-844 is offered by no competitor in the world. And no pair of

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Items 26-50 of 106
Valves - Manley Severe Duty Valves - Manley Performance - Manley BB Chevy Severe Duty 2.250" Intake Valves
Manley BB Chevy Severe Duty 2.250" Intake Valves
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Description: Intake Valve, Severe Duty, 2.250 in Head, 0.342 in Valve Stem, 5.494 in Long, Stainless, Big Block Chevy, Set of 8
Item #: MAN11856-8
Condition: New
Limited Supply: Only 8 Left!
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Price: $374.80
Sale: $281.10
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Valves - Manley Severe Duty Valves - Manley Performance - Manley BB Chevy Severe Duty 2.300" Intake Valve
Manley BB Chevy Severe Duty 2.300" Intake Valve
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Description: Intake Valve, Severe Duty, 2.300 in Head, 0.342 in Valve Stem, 5.610 in Long, Stainless, Big Block Chevy, Each
Item #: MAN11878-1
Condition: New
Limited Supply: Only 1 Left!
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Orders over $149 ship free. Oversize items are excluded.
Price: $48.47
Sale: $36.36
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Valves - Manley Severe Duty Valves - Manley Performance - Manley BB Chevy Severe Duty 2.300" Intake Valve
Manley BB Chevy Severe Duty 2.300" Intake Valve
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Description: Intake Valve, Severe Duty, 2.300 in Head, 0.342 in Valve Stem, 5.494 in Long, Stainless, Big Block Chevy, Each
Item #: MAN11854-1
Condition: New
Limited Supply: Only 6 Left!
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Orders over $149 ship free. Oversize items are excluded.
Price: $46.85
Sale: $35.14
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Valves - Manley Severe Duty Valves - Manley Performance - Manley BB Chevy Severe Duty 2.300" Intake Valve
Manley BB Chevy Severe Duty 2.300" Intake Valve
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Description: Intake Valve, Severe Duty, 2.300 in Head, 0.342 in Valve Stem, 5.344 in Long, Stainless, Big Block Chevy, Each
Item #: MAN11842-1
Condition: New
Limited Supply: Only 2 Left!
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Orders over $149 ship free. Oversize items are excluded.
Price: $46.85
Sale: $35.14
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Valves - Manley Severe Duty Valves - Manley Performance - Manley BB Chevy Severe Duty 2.300" Intake Valves
Manley BB Chevy Severe Duty 2.300" Intake Valves
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Description: Intake Valve, Severe Duty, 2.300 in Head, 0.372 in Valve Stem, 5.433 in Long, Stainless, Big Block Chevy, Set of 8
Item #: MAN11536-8
Condition: New
Limited Supply: Only 0 Left!
Same Day Shipping!
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Price: $387.76
Sale: $290.82
Save: 25%
Save: $96.94

Valves - Manley Severe Duty Valves - Manley Performance - Manley BB Chevy Severe Duty 2.300" Intake Valves
Manley BB Chevy Severe Duty 2.300" Intake Valves
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Description: Intake Valve, Severe Duty, 2.300 in Head, 0.342 in Valve Stem, 5.610 in Long, Stainless, Big Block Chevy, Set of 8
Item #: MAN11878-8
Condition: New
Limited Supply: Only 2 Left!
Same Day Shipping!
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Free Ground Shipping
Price: $387.76
Sale: $290.82
Save: 25%
Save: $96.94

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Valves - Manley Severe Duty Valves - Manley Performance - Manley BB Chevy Severe Duty 2.300" Intake Valves
Manley BB Chevy Severe Duty 2.300" Intake Valves
(0) Reviews: Write first review
Description: Intake Valve, Severe Duty, 2.300 in Head, 0.342 in Valve Stem, 5.494 in Long, Stainless, Big Block Chevy, Set of 8
Item #: MAN11854-8
Condition: New
Same Day Shipping!
FREE SHIPPING!
Free Ground Shipping
Price: $374.80
Sale: $281.10
Save: 25%
Save: $93.70

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Valves - Manley Severe Duty Valves - Manley Performance - Manley BB Chevy Severe Duty 2.300" Intake Valves
Manley BB Chevy Severe Duty 2.300" Intake Valves
(0) Reviews: Write first review
Description: Intake Valve, Severe Duty, 2.300 in Head, 0.342 in Valve Stem, 5.344 in Long, Stainless, Big Block Chevy, Set of 8
Item #: MAN11842-8
Condition: New
Limited Supply: Only 2 Left!
Same Day Shipping!
FREE SHIPPING!
Free Ground Shipping
Price: $374.80
Sale: $281.10
Save: 25%
Save: $93.70

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Valves - Manley Severe Duty Valves - Manley Performance - Manley BB Chrysler Severe Duty 1.810 Exhaust Valves
Manley BB Chrysler Severe Duty 1.810 Exhaust Valves
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Description: Exhaust Valve, Severe Duty, 1.810 in Head, 0.342 in Valve Stem, 5.369 in Long, Stainless, Indy Head, Mopar RB-Series, Set of 8
Item #: MAN11813-8
Condition: New
Limited Supply: Only 1 Left!
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Price: $374.80
Sale: $281.10
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Valves - Manley Severe Duty Valves - Manley Performance - Manley BB Chrysler Severe Duty 1.810" Exhaust Valve
Manley BB Chrysler Severe Duty 1.810" Exhaust Valve
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Description: Exhaust Valve, Severe Duty, 1.810 in Head, 0.342 in Valve Stem, 5.369 in Long, Stainless, Mopar RB-Series, Each
Item #: MAN11813-1
Condition: New
Limited Supply: Only 2 Left!
Same Day Shipping!
Orders over $149 ship free. Oversize items are excluded.
Price: $46.85
Sale: $35.14
Save: 25%
Save: $11.71
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Valves - Manley Severe Duty Valves - Manley Performance - Manley BB Ford Severe Duty 1.760" Exhaust Valve
Manley BB Ford Severe Duty 1.760" Exhaust Valve
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Description: Exhaust Valve, Severe Duty, 1.760 in Head, 0.342 in Valve Stem, 5.167 in Long, Stainless, Big Block Ford, Each
Item #: MAN11801-1
Condition: New
Limited Supply: Only 1 Left!
Same Day Shipping!
Orders over $149 ship free. Oversize items are excluded.
Price: $46.85
Sale: $35.14
Save: 25%
Save: $11.71
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Valves - Manley Severe Duty Valves - Manley Performance - Manley BB Ford Severe Duty 1.760" Exhaust Valves
Manley BB Ford Severe Duty 1.760" Exhaust Valves
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Description: Exhaust Valve, Severe Duty, 1.760 in Head, 0.342 in Valve Stem, 5.167 in Long, Stainless, Big Block Ford, Set of 8
Item #: MAN11801-8
Condition: New
Limited Supply: Only 0 Left!
Same Day Shipping!
FREE SHIPPING!
Free Ground Shipping
Price: $374.80
Sale: $281.10
Save: 25%
Save: $93.70

Valves - Manley Severe Duty Valves - Manley Performance - Manley Buick V6 Severe Duty 1.500" Exhaust Valves
Manley Buick V6 Severe Duty 1.500" Exhaust Valves
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Description: Exhaust Valve, Severe Duty, 1.500 in Head, 0.342 in Valve Stem, 4.725 in Long, Stainless, Buick V6, Set of 6
Item #: MAN11503-6
Condition: New
Limited Supply: Only 2 Left!
Same Day Shipping!
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Price: $228.58
Sale: $171.44
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Save: $57.14
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Valves - Manley Severe Duty Valves - Manley Performance - Manley Chrysler Severe Duty 2.250 Intake Valves
Manley Chrysler Severe Duty 2.250 Intake Valves
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Description: Intake Valve, Severe Duty, 2.250 in Head, 0.309 in Valve Stem, 5.424 in Long, Stainless, Mopar 426 Hemi, Set of 8
Item #: MAN11904-8
Condition: New
Limited Supply: Only 0 Left!
Same Day Shipping!
FREE SHIPPING!
Free Ground Shipping
Price: $374.80
Sale: $281.10
Save: 25%
Save: $93.70

Valves - Manley Severe Duty Valves - Manley Performance - Manley Ford 351C 1.710 Severe Duty Exhaust Valves
Manley Ford 351C 1.710 Severe Duty Exhaust Valves
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Description: Exhaust Valve, Severe Duty, 1.710 in Head, 0.342 in Valve Stem, 5.167 in Long, Stainless, Ford Cleveland, Set of 8
Item #: MAN11857-8
Condition: New
Limited Supply: Only 2 Left!
Same Day Shipping!
FREE SHIPPING!
Free Ground Shipping
Price: $374.80
Sale: $281.10
Save: 25%
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Valves - Manley Severe Duty Valves - Manley Performance - Manley GM LS7 Severe Duty 1.610 Exhaust Valves
Manley GM LS7 Severe Duty 1.610 Exhaust Valves
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Description: Exhaust Valve, Severe Duty, 1.615 in Head, 0.314 in Valve Stem, 5.230 in Long, Stainless, GM LS-Series, Set of 8
Item #: MAN11679-8
Condition: New
Limited Supply: Only 5 Left!
Same Day Shipping!
FREE SHIPPING!
Free Ground Shipping
Price: $374.80
Sale: $281.10
Save: 25%
Save: $93.70

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Valves - Manley Severe Duty Valves - Manley Performance - Manley Oldsmobile 330-455 Severe Duty 2.072" Intake Valves
Manley Oldsmobile 330-455 Severe Duty 2.072" Intake Valves
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Description: Intake Valve, Severe Duty, 2.072 in Head, 0.342 in Valve Stem, 4.713 in Long, Stainless, Oldsmobile V8, Set of 8
Item #: MAN11548-8
Condition: New
Not Available
Due to high volume of orders, please allow 1-2 business days for shipment of this item.
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Price: $374.80
Sale: $281.10
Save: 25%
Save: $93.70

Valves - Manley Severe Duty Valves - Manley Performance - Manley Performance BBC S/D 2.325" Intake Valves
Manley Performance BBC S/D 2.325" Intake Valves
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Description: Intake Valve, Severe Duty, 2.325 in Head, 0.3415 in Valve Stem, 5.509 in Long, Stainless, Big Block Chevy, Set of 8
Item #: MAN11838-8
Condition: New
Limited Supply: Only 1 Left!
Same Day Shipping!
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Price: $387.76
Sale: $290.82
Save: 25%
Save: $96.94

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Valves - Manley Severe Duty Valves - Manley Performance - Manley Performance Severe Duty Valve Exhaust 1.590" Head 0.314" Valve Stem - 4.923" Long
Manley Performance Severe Duty Valve Exhaust 1.590" Head 0.314" Valve Stem - 4.923" Long
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Description: Exhaust Valve, Severe Duty, 1.590 in Head, 0.314 in Valve Stem, 4.923 in Long, Stainless, LS3 / L99 / L92, GM LS-Series, Set of 8
Item #: MAN11661-8
Condition: New
Limited Supply: Only 4 Left!
Same Day Shipping!
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Free Ground Shipping
Price: $374.80
Sale: $281.10
Save: 25%
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Valves - Manley Severe Duty Valves - Manley Performance - Manley Performance Severe Duty Valve Exhaust 1.600" Head 0.342" Valve Stem - 4.950" Long
Manley Performance Severe Duty Valve Exhaust 1.600" Head 0.342" Valve Stem - 4.950" Long
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Description: Exhaust Valve, Severe Duty, 1.600 in Head, 0.3136 in Valve Stem, 4.950 in Long, Stainless, AFR Head, Small Block Chevy, Set of 8
Item #: MAN12335-8
Condition: New
Limited Supply: Only 0 Left!
Same Day Shipping!
FREE SHIPPING!
Free Ground Shipping
Price: $374.80
Sale: $281.10
Save: 25%
Save: $93.70

Valves - Manley Severe Duty Valves - Manley Performance - Manley Performance Severe Duty Valve Exhaust 1.600" Head 0.342" Valve Stem - 5.050" Long
Manley Performance Severe Duty Valve Exhaust 1.600" Head 0.342" Valve Stem - 5.050" Long
(0) Reviews: Write first review
Description: Exhaust Valve, Severe Duty, 1.600 in Head, 0.3136 in Valve Stem, 5.050 in Long, Stainless, AFR Head, Small Block Chevy, Set of 8
Item #: MAN12337-8
Condition: New
Limited Supply: Only 1 Left!
Same Day Shipping!
FREE SHIPPING!
Free Ground Shipping
Price: $374.80
Sale: $281.10
Save: 25%
Save: $93.70

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Valves - Manley Severe Duty Valves - Manley Performance - Manley Performance Severe Duty Valve Exhaust 1.600" Head 0.342" Valve Stem - 5.065" Long
Manley Performance Severe Duty Valve Exhaust 1.600" Head 0.342" Valve Stem - 5.065" Long
(0) Reviews: Write first review
Description: Exhaust Valve, Severe Duty, 1.600 in Head, 0.342 in Valve Stem, 5.065 in Long, Stainless, Small Block Chevy, Each
Item #: MAN11749-1
Condition: New
Limited Supply: Only 5 Left!
Same Day Shipping!
Orders over $149 ship free. Oversize items are excluded.
Price: $46.85
Sale: $35.14
Save: 25%
Save: $11.71
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Valves - Manley Severe Duty Valves - Manley Performance - Manley Performance Severe Duty Valve Exhaust 1.750" Head 0.371" Valve Stem - 5.426" Long
Manley Performance Severe Duty Valve Exhaust 1.750" Head 0.371" Valve Stem - 5.426" Long
(0) Reviews: Write first review
Description: Exhaust Valve, Severe Duty, 1.750 in Head, 0.371 in Valve Stem, 5.426 in Long, Stainless, Ford FE-Series, Set of 8
Item #: MAN11825-8
Condition: New
Limited Supply: Only 1 Left!
Same Day Shipping!
FREE SHIPPING!
Free Ground Shipping
Price: $374.80
Sale: $281.10
Save: 25%
Save: $93.70

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Valves - Manley Severe Duty Valves - Manley Performance - Manley Performance Severe Duty Valve Exhaust 1.850" Head 0.342" Valve Stem - 5.500" Long
Manley Performance Severe Duty Valve Exhaust 1.850" Head 0.342" Valve Stem - 5.500" Long
(0) Reviews: Write first review
Description: Exhaust Valve, Severe Duty, 1.850 in Head, 0.342 in Valve Stem, 5.500 in Long, Stainless, Brodix BB383 Head, Big Block Chevy, Set of 8
Item #: MAN12339-8
Condition: New
Limited Supply: Only 5 Left!
Same Day Shipping!
FREE SHIPPING!
Free Ground Shipping
Price: $374.80
Sale: $281.10
Save: 25%
Save: $93.70

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Valves - Manley Severe Duty Valves - Manley Performance - Manley Performance Severe Duty Valve Exhaust 1.940" Head 0.342" Valve Stem - 5.422" Long
Manley Performance Severe Duty Valve Exhaust 1.940" Head 0.342" Valve Stem - 5.422" Long
(0) Reviews: Write first review
Description: Exhaust Valve, Severe Duty, 1.940 in Head, 0.342 in Valve Stem, 5.422 in Long, Stainless, Big Block Chevy, Set of 8
Item #: MAN11803-8
Condition: New
Limited Supply: Only 0 Left!
Same Day Shipping!
FREE SHIPPING!
Free Ground Shipping
Price: $374.80
Sale: $281.10
Save: 25%
Save: $93.70

Items 26-50 of 106

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More About Manley Severe Duty Valves

Manley Performance is universally acknowledged as the leading manufacturer of performance and racing valves in the world. The reason for Manleys overwhelming success is simple: QUALITY. We offer the best materials in the industry - exclusive materials our competitors do not possess. Our stems are hard coated with .0002" thick chrome rather than a few millionths of flash. Our hard tips are superior to competitors puddled stellite which can crack and erode off the stem. Our valve head and underhead shapes have been in the forefront of the quest for improved flow since the late 1960s. And always each Manley valve has been price targeted to specific markets to ensure the best possible value to the customer. The Manley Severe Duty ® series of valves is the Manley signature in the performance and racing industry. Exhaust material XH-428 and intake material NK-844 is offered by no competitor in the world. And no pair of