Manley Chevy Big Block Chevy 1.880in Severe Duty Exhaust Valves
$401.42
$301.07
MAN12843-8
Chevrolet
GMC | Chevy
Manley Severe Duty® Valves deliver the ultimate in strength, reliability, and high-performance durability. Engineered for extreme gasoline engine temperatures, these valves are crafted from...
Manley Chevrolet Big Block Exhaust Valve Kit - 1.900in Head Dia. 5.422in O/A Length, 0.3110in Stem
$401.42
$301.07
MAN12817-8
Chevrolet
GMC | Chevy
Manley Severe Duty® Valves deliver the ultimate in strength, reliability, and high-performance durability. Engineered for extreme gasoline engine temperatures, these valves are crafted from...
Manley Chevrolet Big Block Exhaust Valve Kit - 1.900in Head Dia. 5.522in O/A Length, 0.3110in Stem
$401.42
$301.07
MAN12811-8
Chevrolet
GMC | Chevy
Manley Severe Duty® Valves deliver the ultimate in strength, reliability, and high-performance durability. Engineered for extreme gasoline engine temperatures, these valves are crafted from...
Manley Chevrolet Big Block Exhaust Valve Kit - 1.940in Head Dia. 5.422in O/A Length, 0.3110in Stem
$401.42
$301.07
MAN12803-8
Chevrolet
GMC | Chevy
Manley Severe Duty® Valves deliver the ultimate in strength, reliability, and high-performance durability. Engineered for extreme gasoline engine temperatures, these valves are crafted from...
Manley Chevrolet Big Block Intake Valve Kit - 2.300in Head Dia. 5.244in O/A Length, 0.3110in Stem
$415.30
$311.48
MAN12780-8
Chevrolet
GMC | Chevy
Manley Severe Duty® Valves deliver the ultimate in strength, reliability, and high-performance durability. Engineered for extreme gasoline engine temperatures, these valves are crafted from...
Manley Big Block Chevrolet Extreme Duty Exhaust Valve - 5.522in Overall L 1.900in Diameter Set of 8
$685.44
$514.08
MAN12739-8
Chevrolet
GMC | Chevy
Discover the extraordinary capabilities of Manley Performance Products' Extreme Duty Series Valves. Engineered to cater to the demanding needs of Top Fuel and Funny...
Manley Big Block Chevrolet Extreme Duty Exhaust Valve - 5.522in Overall L 1.900in Diameter - Single
$85.68
$64.26
MAN12739-1
Best Sellers
Chevrolet
GMC | Chevy
Discover the extraordinary capabilities of Manley Performance Products' Extreme Duty Series Valves. Engineered to cater to the demanding needs of Top Fuel and Funny...
Manley Chevrolet Big Block Exhaust Valve Kit - 1.880in Head Dia. 5.522in O/A Length, 0.3415in Stem
$685.44
$514.08
MAN12737-8
Chevrolet
GMC | Chevy
Discover the extraordinary capabilities of Manley Performance Products' Extreme Duty Series Valves. Engineered to cater to the demanding needs of Top Fuel and Funny...
Manley Chevy L83 5.3L 1.560in Head Diameter Pro Flo/Extreme Duty Exhaust Valves (Set of 8)
$685.44
$514.08
MAN12363-8
Chevrolet
GMC | Chevy
Discover the extraordinary capabilities of Manley Performance Products' Extreme Duty Series Valves. Engineered to cater to the demanding needs of Top Fuel and Funny...
Manley Chevy L83 5.3L 1.560in Head Diameter Pro Flo/Severe Duty Exhaust Valve (Set of 8)
$401.42
$301.07
MAN12361-8
Chevrolet
GMC | Chevy
Manley Severe Duty® Valves deliver the ultimate in strength, reliability, and high-performance durability. Engineered for extreme gasoline engine temperatures, these valves are crafted from...
Manley Chevy L83 5.3L 1.560in Head Diameter Pro Flo/Severe Duty Exhaust Valve (Single)
$50.18
$37.64
MAN12361-1
Best Sellers
Chevrolet
GMC | Chevy
Manley Severe Duty® Valves deliver the ultimate in strength, reliability, and high-performance durability. Engineered for extreme gasoline engine temperatures, these valves are crafted from...
Manley Chevrolet 5.3L L83 Exhaust Valve Kit - 1.560in Head Dia. 5.208in O/A Length, 0.3136in Stem
$251.58
$188.69
MAN12359-8
Chevrolet
GMC | Chevy
Manley?s Race Series valves are meticulously engineered to meet the rigorous demands of bracket, drag, and oval track racers and are the ultimate choice...
Manley Chevy LS-3 / L-99 (L-92 Head) 1.600in Head Diameter Pro Flo E.D. Exhaust Valves (Set of 8)
$685.44
$514.08
MAN12357-8
Chevrolet
GMC | Chevy
Discover the extraordinary capabilities of Manley Performance Products' Extreme Duty Series Valves. Engineered to cater to the demanding needs of Top Fuel and Funny...
Manley 94-97 Chevy 5.3L LS/L83 1.930 Head Diameter Pro Flo Intake Valves (Set of 8)
$251.58
$188.69
MAN12356-8
Chevrolet
GMC | Chevy
Manley?s Race Series valves are meticulously engineered to meet the rigorous demands of bracket, drag, and oval track racers and are the ultimate choice...
Manley Chevy Small Block LS3/L99 (L92 Head) 1.6in Head Dia. Severe Duty Exhaust Valves (Set of 8)
$401.42
$301.07
MAN12355-8
Chevrolet
GMC | Chevy
Manley Severe Duty® Valves deliver the ultimate in strength, reliability, and high-performance durability. Engineered for extreme gasoline engine temperatures, these valves are crafted from...
Manley Chevy Small Block LS3/L99 (L92 Head) 2.165in Head Diameter Race Flo Intake Valves (Set of 8)
$270.06
$202.55
MAN12350-8
Chevrolet
GMC | Chevy
Manley?s Race Series valves are meticulously engineered to meet the rigorous demands of bracket, drag, and oval track racers and are the ultimate choice...
Manley Chevrolet LT1 6.2L 1.590in Head Diameter Race Master Exhaust Valve - Single
$31.44
$23.58
MAN12345-1
Best Sellers
Chevrolet
GMC | Chevy
Manley?s Race Series valves are meticulously engineered to meet the rigorous demands of bracket, drag, and oval track racers and are the ultimate choice...
Manley Chevrolet Big Block Exhaust Valve Kit - 1.800in Head Dia. 5.930in O/A Length, 0.3415in Stem
$251.58
$188.69
MAN12341-8
Chevrolet
GMC | Chevy
Manley?s Race Series valves are meticulously engineered to meet the rigorous demands of bracket, drag, and oval track racers and are the ultimate choice...
Manley Chevrolet Big Block Exhaust Valve Kit - 1.850in Head Dia. 5.500in O/A Length, 0.3415in Stem
$401.42
$301.07
MAN12339-8
Chevrolet
GMC | Chevy
Manley Severe Duty® Valves deliver the ultimate in strength, reliability, and high-performance durability. Engineered for extreme gasoline engine temperatures, these valves are crafted from...
Manley Chevrolet Small Block Exhaust Valve Kit - 1.600in Head Dia. 5.050in O/A Length, 0.3136in Stem
$270.06
$202.55
MAN12303-8
Chevrolet
GMC | Chevy
Manley?s Race Series valves are meticulously engineered to meet the rigorous demands of bracket, drag, and oval track racers and are the ultimate choice...
Manley Titanium intake Valve Kit - Big Block Chevrolet - Brodix SR20 - Dart 20 Degree
$1,465.29
MAN12216HB-8
Chevrolet
GMC | Chevy
Manley Titanium Valves are expertly designed to reduce valvetrain weight, improve efficiency, and excel in high-RPM applications. Lightweight yet incredibly strong, they enhance throttle...
Manley Titanium Exhaust Valve Kit - Big Block Chevrolet - Brodix SR20 - Dart 20 Degree
$1,435.62
MAN12213B-8
Chevrolet
GMC | Chevy
Manley Titanium Valves are expertly designed to reduce valvetrain weight, improve efficiency, and excel in high-RPM applications. Lightweight yet incredibly strong, they enhance throttle...
Manley Titanium intake Valve Kit - Big Block Chevrolet - Brodix SR20 - Dart 20 Degree
$1,489.62
MAN12210HTB-8
Chevrolet
GMC | Chevy
Manley Titanium Valves are expertly designed to reduce valvetrain weight, improve efficiency, and excel in high-RPM applications. Lightweight yet incredibly strong, they enhance throttle...
Manley Titanium Exhaust Valve Kit - Big Block Chevrolet - Brodix SR20 - Dart 20 Degree
$1,465.29
MAN12209TB-8
Chevrolet
GMC | Chevy
Manley Titanium Valves are expertly designed to reduce valvetrain weight, improve efficiency, and excel in high-RPM applications. Lightweight yet incredibly strong, they enhance throttle...
Manley Titanium Exhaust Valve Kit - Big Block Chevrolet - M&M X20
$1,435.62
MAN12175B-8
Chevrolet
GMC | Chevy
Manley Titanium Valves are expertly designed to reduce valvetrain weight, improve efficiency, and excel in high-RPM applications. Lightweight yet incredibly strong, they enhance throttle...
Manley Titanium intake Valve Kit - Big Block Chevrolet - M&M X20
$1,435.62
MAN12174B-8
Chevrolet
GMC | Chevy
Manley Titanium Valves are expertly designed to reduce valvetrain weight, improve efficiency, and excel in high-RPM applications. Lightweight yet incredibly strong, they enhance throttle...
Manley Titanium Exhaust Valve Kit - Big Block Chevrolet - M&M X20
$1,435.62
MAN12173B-8
Chevrolet
GMC | Chevy
Manley Titanium Valves are expertly designed to reduce valvetrain weight, improve efficiency, and excel in high-RPM applications. Lightweight yet incredibly strong, they enhance throttle...
Manley Titanium Series Chevrolet Big Block Exhaust Valve Kit - Pontiac Pro Stock - Dart Big Chief
$1,435.62
MAN11925-8
Chevrolet
GMC | Chevy
Pontiac
Manley Titanium Valves are expertly designed to reduce valvetrain weight, improve efficiency, and excel in high-RPM applications. Lightweight yet incredibly strong, they enhance throttle...
Manley Titanium Series Chevrolet Big Block Exhaust Valve Kit - Pontiac Pro Stock - Dart Big Chief
$1,465.29
MAN11923T-8
Chevrolet
GMC | Chevy
Pontiac
Manley Titanium Valves are expertly designed to reduce valvetrain weight, improve efficiency, and excel in high-RPM applications. Lightweight yet incredibly strong, they enhance throttle...
Manley Titanium Series Chevrolet Big Block Intake Valve Kit - Pontiac Pro Stock - Dart Big Chief
$1,465.29
MAN11920HB-8
Chevrolet
GMC | Chevy
Pontiac
Manley Titanium Valves are expertly designed to reduce valvetrain weight, improve efficiency, and excel in high-RPM applications. Lightweight yet incredibly strong, they enhance throttle...
Manley Titanium Series Chevrolet Big Block Intake Valve Kit - Pontiac Pro Stock - Dart Big Chief
$1,435.62
MAN11920B-8
Chevrolet
GMC | Chevy
Pontiac
Manley Titanium Valves are expertly designed to reduce valvetrain weight, improve efficiency, and excel in high-RPM applications. Lightweight yet incredibly strong, they enhance throttle...
Manley Chevy Big Block 2.190in Head Dia 5.344in OAL 5 Deg. Dish Race Master Intake Valves (Set of 8)
$251.58
$188.69
MAN11894-8
Chevrolet
GMC | Chevy
Manley?s Race Series valves are meticulously engineered to meet the rigorous demands of bracket, drag, and oval track racers and are the ultimate choice...
Manley Chevrolet Big Block Exhaust Valve Kit - 1.940in Head Dia. 5.522in O/A Length, 0.3715in Stem
$251.58
$188.69
MAN11893-8
Chevrolet
GMC | Chevy
Manley?s Race Series valves are meticulously engineered to meet the rigorous demands of bracket, drag, and oval track racers and are the ultimate choice...
Manley Chevy Big Block 1.940in Diameter 5.422in Length Race Master Exhaust Valves (Set of 8)
$251.58
$188.69
MAN11885-8
Chevrolet
GMC | Chevy
Manley?s Race Series valves are meticulously engineered to meet the rigorous demands of bracket, drag, and oval track racers and are the ultimate choice...
Manley Chevrolet Big Block Exhaust Valve Kit - 1.900in Head Dia. 5.422in O/A Length, 0.3415in Stem
$251.58
$188.69
MAN11883-8
Chevrolet
GMC | Chevy
Manley?s Race Series valves are meticulously engineered to meet the rigorous demands of bracket, drag, and oval track racers and are the ultimate choice...
Manley Big Block Chevy 2.350in Diameter 0.350in Longer Length Extreme Duty Exhaust Valves - Set of 8
$415.30
$311.48
MAN11880-8
Chevrolet
GMC | Chevy
Manley Severe Duty® Valves deliver the ultimate in strength, reliability, and high-performance durability. Engineered for extreme gasoline engine temperatures, these valves are crafted from...
Manley Big Block Chevy 2.350in Diameter 0.350in Longer Length Extreme Duty Exhaust Valves - Single
$51.91
$38.93
MAN11880-1
Best Sellers
Chevrolet
GMC | Chevy
Manley Severe Duty® Valves deliver the ultimate in strength, reliability, and high-performance durability. Engineered for extreme gasoline engine temperatures, these valves are crafted from...
Manley Chevrolet Big Block 2.300 Head, .3415 Stem, .350 Longer Severe Duty Valves (Set of 8)
$415.30
$311.48
MAN11878-8
Chevrolet
GMC | Chevy
Manley Severe Duty® Valves deliver the ultimate in strength, reliability, and high-performance durability. Engineered for extreme gasoline engine temperatures, these valves are crafted from...
Manley Chevrolet Small Block Exhaust Valve Kit - 1.600in Head Dia. 5.065in O/A Length, 0.3415in Stem
$251.58
$188.69
MAN11877-8
Chevrolet
GMC | Chevy
Manley?s Race Series valves are meticulously engineered to meet the rigorous demands of bracket, drag, and oval track racers and are the ultimate choice...
Manley Big Block Chevy 2.300 Dia .250in Longer Race Master Intake Valves (Set of 8)
$251.58
$188.69
MAN11870-8
Chevrolet
GMC | Chevy
Manley?s Race Series valves are meticulously engineered to meet the rigorous demands of bracket, drag, and oval track racers and are the ultimate choice...
Manley Chevrolet Small Block Exhaust Valve Kit - 1.600in Head Dia. 5.021in O/A Length, 0.3415in Stem
$401.42
$301.07
MAN11869-8
Chevrolet
GMC | Chevy
Manley Severe Duty® Valves deliver the ultimate in strength, reliability, and high-performance durability. Engineered for extreme gasoline engine temperatures, these valves are crafted from...
Manley Chevrolet Small Block Exhaust Valve Kit - 1.600in Head Dia. 5.121in O/A Length, 0.3415in Stem
$401.42
$301.07
MAN11865-8
Chevrolet
GMC | Chevy
Manley Severe Duty® Valves deliver the ultimate in strength, reliability, and high-performance durability. Engineered for extreme gasoline engine temperatures, these valves are crafted from...