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MERCURY Camshafts & Valvetrain

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Results 1 - 24 of 40

Cloyes Street Billet True Roller Timing Sets

Offering a level of True Roller advantage for the value-racer, Cloyes upgraded the cam sprockets to feature the strength of billet steel and added critical functioning features. The billet steel durability, 9-keyway induction-hardened crank sprocket, .250 True Roller chain, and precise CNC machining together offer quality and adjustability unmatched in their class. Features include: • Billet steel cam sprocket • Induction heat-treated billet steel crank sprocket • 9 keyways allow +/- 8 degrees • Adjustability in 2 crank degree increments • True Roller chain with .250 in. diameter rollers

4.59 out of 5 stars ( 145 )

$98.99

$103.99

ATP Timing Covers

ATP timing covers are a crucial part of any engine. They allow for the proper lubrication of the timing chain and protect it from damage. Timing covers can become damaged from over-tightening or corrosion, causing engine oil leaks—and resulting in significant engine damage. ATP timing covers function and fit just like the original parts, ensuring long life and durability. Order the model recommended for your vehicle and engine application.

3.66 out of 5 stars ( 32 )

$90.99

Ford Performance Parts Thrust Plates

When your cam "walks" in the block, it grinds the cam gear against the face of the block. Ford Performance Parts thrust plates will not only protect your block, they can even free up some extra horsepower.

4.55 out of 5 stars ( 11 )

$57.99

$59.99

Edelbrock Performer-Link True Roller Timing Chain Sets

Edelbrock Performer-Link true roller timing chain sets are designed for use with either performance or stock cams. They have a solid-bushing chain for a true bearing surface that rolls with the sprockets, eliminating chain stretch. Crank gears are machined from SAE 1144 stress-proof steel. Most Edelbrock Performer-Link true roller timing chain sets have three keyways to ensure accurate timing for early or late model vehicles, and to allow you to set cam timing 4 degrees advanced, 4 degrees retarded, or stock. However, 50-state (stock replacement) sets have single keyways. Edelbrock Performer-Link true roller timing chain sets are not for use above 6,500 rpm.

4.63 out of 5 stars ( 175 )

$71.95

COMP Cams Magnum Double Roller Timing Sets

Building a really high performance street vehicle? COMP Cams Magnum double roller timing sets are built for maximum performance on the street. They have heat-treated, pre-stretched, large-pin, double-row chains for extra strength and reliability. They also have an induction hardened cast iron camshaft gear and billet steel crank sprocket with three keyways, which allow you to set cam timing at 4 degrees advanced, 4 degrees retarded, or normal. In addition, all COMP Cams Magnum double roller timing sets are dynamically balanced for smoother operation.

4.54 out of 5 stars ( 238 )

$92.95

$97.95

Melling Timing Chain Sets

Melling timing chain sets are designed for use with either performance or stock cams. They have a solid-bushing chain for a true bearing surface that rolls with the sprockets, eliminating chain stretch. The crank gears are machined from stress-proof steel. Most Melling timing chain sets have three keyways to ensure accurate timing for early or late model vehicles, and to allow you to set the cam timing at 4 degrees advanced, 4 degrees retarded, or stock. However, 50-state (stock replacement) sets have single keyways. The chains are available in several styles, such as single or double roller, single non-roller, and link belt. Melling timing chain sets are not for use above 6,500 rpm. Order the model designed for your vehicle application.

4.24 out of 5 stars ( 136 )

$61.99

$101.99

Melling Timing Belt Tensioners

Melling manufactures the highest quality timing belt tensioners for reliability and performance. All Melling timing belt tensioners are designed to meet or exceed OEM specifications and stand up to the harshest automotive conditions.

5.0 out of 5 stars ( 6 )

$51.99

On Sale

MSD Timing Pointers

MSD timing pointers are CNC-machined from 6061-T6 billet aluminum. These adjustable pointers are fully machine lightened; and each of the main bodies—as well as adjustment assemblies—are black anodized for long-lasting corrosion protection. They are built as direct-fit components, and various part numbers are available to fit multiple-size balancers. MSD timing pointers are designed to work on small block Chevy, big block Chevy, and small block Ford engines. They have a 4-degree range of movement for you to find the precise timing location. Stainless steel hardware is also included.

4.18 out of 5 stars ( 44 )

$110.95


$61.95

PRW Sportsman Steel Roller Tip Rocker Arms

PRW Sportsman steel roller tip rocker arms are an ideal choice for a significant cross-section of engines. Anything from a mild street rebuild to the performance demands of off-track, Circle Track, and drag racing. These 4340 chromoly steel rocker bodies feature a longer pivot slot for higher lift camshafts. They're much stronger than stamped steel, so rocker arm flex is negligible. The roller tip minimizes scrubbing from the valve stem pushing forcefully against the valve guide. This reduces friction and frees up an additional 15 to 30 hp over stock models. PRW Sportsman steel roller tip rocker arms are an excellent performance alternative to stock rockers. Order the set recommended for your specific vehicle and engine size. Features, items, and specs: * Wide assortment of ratios to suit almost any cam profile * PRW RockerLocs * Rated at 350 lbs. open spring pressure * Heat-treated pivot balls

3.82 out of 5 stars ( 34 )

$163.25

Cloyes Replacement Timing Chains

Restore prime performance to your engine with the ultra-durable construction of Cloyes OE replacement timing chains. They're precisely engineered with high-quality materials for optimum chain-to-tooth fitment and timing. Cloyes has been manufacturing and marketing timing components for nearly a century and is a leading aftermarket manufacturer of timing drive components. Features include: * Made from high-quality materials for durability * Precisely engineered for optimum chain-to-tooth fitment and timing * Direct-fit for straightforward installation * Available for wide range of vehicle-specific applications

4.38 out of 5 stars ( 21 )

$56.99

$72.99

Cloyes Heavy-Duty Timing Sets

Cloyes heavy-duty timing sets supply everything you need from a timing chain—performance and reliability. The cam sprockets are machined from cast iron with billet steel crank sprockets. Cloyes heavy-duty timing sets are available in single or double roller versions and offer .200 in. (for small blocks) or .222 in. (for big blocks) diameter double roller chains. Cloyes heavy-duty timing sets are considered the industry's most reliable workhorses. They're engine- or model-specific; order the set designed for your application.

4.46 out of 5 stars ( 293 )

$53.99

$65.99

Allstar Performance Timing Covers

Allstar Performance timing covers are offered in a variety of styles for that finishing touch to your mild street engine. They're manufactured from high-quality cast aluminum, in models for use with short or long water pump applications. Order the cover recommended for your engine.

4.06 out of 5 stars ( 72 )

$99.99

Cloyes Z Series Replacement Timing Chains

Cloyes Z Series replacement timing chains are made from high-strength steel using a proprietary heat-treated process. The fine blanked links reduce stress risers, thereby limiting fractures under severe loads. The press-fit center links improve load share by reducing load spikes on any single component and providing greater overall strength. Order the replacement timing chain designed for your vehicle and engine application.

Not Yet Reviewed

$105.99

COMP Cams Timing Gear Drive Sets

COMP Cams gear drive sets are precision-constructed from aluminum, steel, or fiber materials. They're quality-tested for strict tolerances and timing accuracy.

4.93 out of 5 stars ( 15 )

$135.95

Mahle Original Timing Chain Kits

Mahle Original timing chain kits are OE quality replacements in an aftermarket box. They utilize the latest in design and materials so you can enjoy quiet, maintenance-free performance. These assemblies are available in various styles, including link belt, single roller, and double roller. Order the kit designed for fitment on your specific model or engine application.

3.0 out of 5 stars ( 2 )

$101.99

COMP Cams Endure-X Roller Lifters

COMP Cams Endure-X roller lifters set the standard for solid roller lifter technology. The hydraulic roller lifters are designed with oiling and inboard link bars, they're engineered to withstand the demands of aggressive cam lobe designs and increased RPM ranges. The lifters feature a wear-resistant tool steel axle, precision sorted needle bearings, and most applications include EDM oil injection technology that guarantees the bearing assembly receives a constant flow of oil. Endure-X solid roller lifters are heat treated, machined to ultra-high tolerances, and fully rebuildable.

4.45 out of 5 stars ( 40 )

$60.95

PRW Pushrod Guideplates (PowerPlus+)

PRW pushrod guideplates (PowerPlus+) are made from high-treated steel alloy to prevent premature wear—and are black oxide coated to resist corrosion. They make valve operation smoother and more efficient, reducing unwanted sideways motion of the pushrod. These guideplates are recommended for use with high performance hardened pushrods.

1.0 out of 5 stars ( 1 )

$50.69

$62.11

COMP Cams High Energy Timing Sets

COMP Cams High Energy timing sets are a solid choice for many applications. They are designed to meet or exceed all OE specifications, which makes them a good selection for RVs, street rods, or daily drivers.

4.33 out of 5 stars ( 27 )

$52.95

$62.95

Cloyes Timing Chain Kits

Cloyes timing chain kits meet OE performance requirements. They utilize the latest in design and materials so you can enjoy quiet, maintenance-free performance. These assemblies are available in various styles, including link belt, single roller, and single non-roller. Order the kit designed for fitment on your specific model or engine application.

4.45 out of 5 stars ( 174 )

$65.99

$110.99

Proform Pushrods

These Proform pushrods can give you the foundation you need for a reliable valvetrain. They are manufactured from 4130 chromoly heat-treated tubing with .065 in. wall thickness. Proform pushrods can be used with guideplates; they feature a heat-treated insert on one end and a precision-formed tip to meet the friction-reducing specified radius on the other. Create a stable and durable valvetrain with these Proform pushrods.

2.14 out of 5 stars ( 7 )

$89.99

PRW Platinum Series Shaft-Mount Rocker Arms

PRW Platinum Series shaft-mount rocker arm systems fulfill the needs of successful racers and performance engine builders at every level. The Performance Quotient PQx rocker arms are made from quality alloy extrusions. These systems include CNC-machined billet steel pedestals, and ground, steel alloy rocker shafts—along with PRW SCM-4135 alloy steel fasteners, studs, and bolts. PRW Platinum Series shaft-mount rocker complete kits include all the components and hardware required for a professional installation. Order the system recommended for your specific vehicle and engine size. Features, items, and specs: * Several systems to suit many cam profiles * 8 pairs of shaft-mount rockers with adjustable cup-style valve lash adjusters * SAE 42100 full complement precision needle and cage roller bearings * Rated up to 750 lbs. open spring pressure * Internal oiling system for long-lasting performance

4.3 out of 5 stars ( 10 )

$58.18

Pioneer Camshaft Thrust Plates

Pioneer camshaft thrust plates prevent cam walk. These solid steel or cast iron plates will control camshaft movement within the engine block. They're available in a variety of sizes and shapes for vehicles from the 1950s and up. Order the model designed for fitment with your engine application.

4.75 out of 5 stars ( 4 )

$91.99

Melling Replacement Rocker Arm Shafts

Melling offers replacement rocker arm shafts for a wide variety of applications. Precision-manufactured from high-quality steel, they are an ideal choice for replacing damaged components. You can always count on Melling for the correct replacement products that you need to get your engine performing like new.

4.4 out of 5 stars ( 5 )

$56.99

COMP Cams Ultra Pro Magnum XD Roller Rocker Arms

Built to outlast and outperform in accuracy and strength, Ultra Pro Magnum XD roller rocker arms are engineered from durable 8650 steel and include a machined billet pushrod seat insert for a wide range of super accurate ratios. A unique and wide ratio range to fit almost any popular application from 1.5 to 1.8 in 0.5 in. increments for Chevy and 1.6 to 1.73 for various Ford applications is available. These Ultra Pro Magnum XD rockers are fully rebuildable and boast precision-sorted needle bearings and hardened roller tips. And, they work with most diameter springs and retainers. The XD design utilizes advanced FEA and CAD design and development to improve strength, stiffness and MOI (moment of inertia) optimization for drag and circle track applications.

4.58 out of 5 stars ( 59 )

$55.95

$59.95

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