Availability
Pioneer offers these OEM replacement rocker arm studs for a variety of applications. They're machined from high-quality alloy steel for strength and reliability. The studs are available in various lengths and thread sizes for direct fitment on specific cylinder heads.
( 40 )
$21.69
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$21.79
Replace your corroded or cracked timing cover with one of these Pioneer aluminum timing covers. All Pioneer aluminum timing covers are cast and machined to the highest factory specs for a perfect fit every time.
( 20 )
$128.99
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$179.99
These Pioneer rocker arm adjusting nuts are designed for use with stamped steel rocker arms. These polylock nuts include Allen screws and a wrench.
( 4 )
$50.79
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$56.99
Pioneer replacement rocker arms are constructed of stamped steel to the same tolerances of factory specs. Perfect for stock rebuilds, they're made with the performance enthusiast in mind.
Not Yet Reviewed
$19.99
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 )
$31.99
—
$82.99
Correct timing is essential to the proper operation of your engine. These adjustable Pioneer timing pointers are available to fit a variety of applications and are made from high-quality black anodized aluminum. You can depend on Pioneer for the items that you need to keep your engine properly tuned.
( 3 )
$19.99
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$70.99
Pioneer timing cover fasteners are available for engines from 1955 and up. The bolts are machined from durable steel for reliability and strength. Choose the Pioneer timing cover fasteners kit recommended for your application, and you'll be set up with the proper lengths and thread sizes.
( 1 )
$8.99
Pioneer OE replacement valve springs are designed for your factory camshaft specifications. They are available in different diameters and spring pressures to fit your camshaft's profile. To help your valvetrain perform at optimum levels, choose quality Pioneer replacement valve springs.
Not Yet Reviewed
$264.99
Pioneer offers these timing covers to replace your original after removing it. Many manufacturers now stress that a timing cover should be replaced after it is removed to prevent possible leaks due to it being warped or damaged. These timing covers are built to maintain the manufacturer's specifications for fit and quality and feature all of the same sensor provisions as required. Don't risk doing the job twice--replace that old timing cover with one of these new Pioneers.
( 7 )
$36.79
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$135.99
The old standard shims and/or seats simply will not hold up to the extreme pressures and high rpm found in most of today's performance engines. That's a good enough reason to equip your high performance vehicle with Pioneer valve spring shims. These valve spring shims are used to equalize the installed height of the valve spring for better overall performance of the vehicle.
Not Yet Reviewed
$49.99
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$196.99
These Pioneer OEM replacement pushrods are perfect for stock rebuild or mild performance applications where open spring pressures do not exceed 300 lbs. They are manufactured from 1010 steel tubing and hardened for use with guideplates. When you're replacing your valvetrain components, try these Pioneer OEM replacement pushrods to keep your engine running smoothly.
( 1 )
$31.99
These Pioneer OEM replacement valve locks are designed to fit your stock retainers and valves without any modifications. They are manufactured from stamped steel and are available to fit different retainers and valve stem diameters. Keep your valvetrain operating smoothly and efficiently with these Pioneer OEM replacement valve locks.
Not Yet Reviewed
$79.99
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$684.99
New valve springs with larger diameters require new retainers to handle the higher pressures developed by the springs. Pioneer valve spring retainers are the solution. Precision-machined from high-quality steel and finished in black oxide, Pioneer valve spring retainers are specifically designed for positive location.
Not Yet Reviewed
$127.99
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