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ACDelco GM Genuine Parts lifter valley plates are designed, engineered, and tested to rigorous standards--and backed by General Motors. They're available in a variety of styles for vehicles from the 1990s and up. These true OE replacement parts offer a precise fit for an easier install. For optimal performance, stay with the brand your vehicle came with: GM Genuine Parts.
( 1 )
$166.99
$119.50
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PRW LS OEM upgrade rocker arms are designed as drop-in systems to replace the OEM valvetrain. These 1.7 ratio x 8mm rocker arms install easily on your LS cylinder heads without any necessary modifications. They include drawn cup needle roller trunnion bearings. Increase horsepower and strengthen your valvetrain with PRW LS OEM upgrade rocker arms. Order the kit that matches your specific model.
Not Yet Reviewed
$24.41
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$299.60
$17.50
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$209.50
Clearance
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.
( 133 )
$123.99
$86.50
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PRW Pro Series stainless steel rocker arms are manufactured from lightweight, premium quality 17-4ph stainless steel—a superior alloy high in nickel and chromium. This rigid, premium material provides outstanding fatigue resistance, and high-yield strength to help resist deflection. These rocker arms feature full-cage, friction-reducing needle bearings, and extra-large trunnions to spread out the load and reduce wear. Each rocker body is hand-polished, assembled, and carefully inspected to deliver the finest quality available to the racing and performance industry. Reduce your valvetrain mass with durable, lightweight PRW Pro Series stainless steel rocker arms. 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 * Each set of 16 comes complete with PRW RockerLocs * Stud-mount design provides plenty of clearance for large diameter springs * CNC-machined pushrod cups * Heat-treated steel nose rollers and shafts resist severity of racing and minimize scrubbing
( 10 )
$25.04
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$27.99
$19.50
Clearance
Dove Manufacturing offers a variety of parts for high performance and racing equipment applications. These camshaft degree timing chain bushings are machined from steel in sizes ranging from 0 to 8 degrees. The bushings accurately position camshafts in the block to ensure correct relationship or phasing with the crankshaft. They're available for many year/make and engine applications from the 1950s and up. Order the degree bushings individually or in a set of 5.
Not Yet Reviewed
$8.99
$6.50
Clearance
PRW Power Plus Nitro-Carb steel stud mount rocker arms help flex associated with OEM or aftermarket stamped rocker arms at high rpm. Gas nitride is a process is used to increase surface hardness significantly. When combined with high-grade steel rocker bodies, the result is improved durability, better lubrication and less wear on rocker arms and pushrods. The added benefit is a dramatic increase in the stability of the rocker arm when used with higher valve spring pressures. These Nitro-Carb rocker arms are an excellent choice for circle track racers looking for the extra performance "edge" when used in conjunction with other component parts. The rocker arms are designed with a long slot for 3/4 race and mild performance camshafts. OEM design elements with standard rocker arm pad meet most circle-track sanctioning body rules and regulations. Order the rocker arms for your application needs. Benefits/Characteristics: * Nitro-Carb rocker arms specifically designed for higher spring pressures and hardened pushrods * Racing or performance replacement rockers for engine rebuilds with stock or PowerPlus+ Cams * Reduced noise and slop the flex associated with worn or lesser quality stock rocker arms * Adjusting nuts and pivot balls are included where required for installation * Long slot for 3/4 race and mild performance camshaft compatibility
Not Yet Reviewed
$5.69
$3.50
Clearance
Dove Manufacturing offers a variety of parts for high performance and racing equipment applications. These full roller aluminum rocker arms are available in different ratios and stud sizes (shaft mounting styles are also available). They're ideal replacements for a wide range of year/make and engine applications from the 1950s and up. Order the set (16) or kit recommended for your vehicle.
Not Yet Reviewed
$358.99
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$541.99
$329.50
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$379.50
Clearance
Are you putting Brodix cylinder heads on your engine? Or, do you just need high-quality valves for a project engine you're building? Order Brodix quality exhaust valves and be done with it. They're available in several configurations to cover a variety of vehicle and engine applications.
( 3 )
$34.99
$27.50
Clearance
Sealed Power is one of the best-known names in the high performance arena. Featuring leading-edge design, premium materials, and precision engineering, Sealed Power valves are recognized for superior durability and fatigue resistance that can meet the demands of any application. Statistically controlled production (SPC) processes provide strict dimensional tolerances, exceptional quality, and optimal engine performance. Sealed Power offers a wide variety of valves to ensure the best replacement fit for your engine. Features include: * Unsurpassed engineering, manufacturing, and materials * High fatigue strength * Excellent heat resistance * Wear-resistant Stellite facings for late-model applications * Chrome or plated stems for extra run-in protection
( 1 )
$16.99
$14.50
Clearance
Mast solid stainless steel valves are the necessary premium hardware to complete your cylinder head build. These racing exhaust valves are designed with lightweight solid stems. You'll gain superior valvetrain stability with Mast Motorsports stainless steel exhaust valves. Order the length and diameter needed for your vehicle and engine application.
Not Yet Reviewed
$28.49
$14.50
Clearance
Melling replacement timing chains are available in several styles—single or double roller, link belt, or non-roller—for fitment on countless year/make/model vehicles. A key link in your engine, timing chains synchronize and transfer energy from the crankshaft to the camshaft, controlling when the intake and exhaust valves open. These solid-bushing chains offer a true bearing surface that rolls with the sprockets, eliminating chain stretch. Order the replacement designed for your specific application.
( 3 )
$16.99
$9.50
Clearance
ACDelco timing chain tensioners keep the pressure on! For your vehicle to run at optimum performance, your timing chain must be operating efficiently. These replacement tensioners will ensure your chain is in consistent working order to keep your engine marching "in time." The precision-machined and assembled parts offer an exact fit with a design for increased durability. Find the model designed for your application, then keep your timing chain in line with an ACDelco tensioner.
( 10 )
$30.99
$22.50
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