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Manley performance products have been tearing up streets and tracks worldwide since 1966. Throughout the 1970s, legendary racers such as Don Garlits, Bill Jenkins, Joe Mondello, and “Jungle Jim” Liberman equipped their vehicles with Manley components. Today, Manley manufactures crankshafts, connecting rods, pistons, pushrods, rocker arms, valve springs, lash caps, guideplates, and many other OEM and high performance components. Unleash your street/strip machine’s true power potential with time-tested components from Manley. Find thousands of Manley performance parts right here on SummitRacing.com!
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These Manley NexTek valve springs are better-designed valve springs using state-of-the-art machinery for purpose-built...
This Manley extreme pressure lube is the preferred assembly lubricant by Nextel Cup engine builders. It comes in a 4 ...
Manley Race series performance valves are a great choice for your bracket, oval track, or high performan...
These Manley replacement connecting rod bolts feature a .0005 to .0070 in. interference fit to guarantee r...
Manley performance piston rings feature a high performance, ductile-iron top ring with a plasma-moly inlay. The se...
Manley Budget series performance valves are high-quality valves at very affordable prices. All are made fr...
These Manley Viton® valve stem seals are designed to keep oil out of the combustion chamber. They are manufactured ...
Manley Budget series replacement valves are high-quality valves at very affordable prices. All valves are ...
Manley Severe Duty series performance valves are a great choice for your high performance or race...
These Manley valve tip wear caps protect the tip of your valve stem in high-rpm engines. They are constructed from 4140...
Manley 10 degree machined valve locks are precision-crafted and machined from the highest quality steel allo...
Manley offers these superior cylinder head bolt kits for a variety of applications. They are longer than stock for use ...
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