A-Premium timing chain kit closeup shows durable OHV V8 components
A-Premium kit installation images illustrate precise Silverado and Tahoe fitment
A-Premium engine timing kit parts laid out for easy inspection
Close-up of cam sprockets emphasizes smooth operation and wear reduction
Kit contents arranged with timing chain and crank gear highlighted
User-friendly packaging demonstrates compatibility with multiple GM platforms
Instruction sheet and torque specs guide a confident DIY install
Engine bay context shot shows how upkeep fits into routine maintenance
A-Premium timing chain kit closeup shows durable OHV V8 components
A-Premium kit installation images illustrate precise Silverado and Tahoe fitment
A-Premium engine timing kit parts laid out for easy inspection
Close-up of cam sprockets emphasizes smooth operation and wear reduction
Kit contents arranged with timing chain and crank gear highlighted
User-friendly packaging demonstrates compatibility with multiple GM platforms
Instruction sheet and torque specs guide a confident DIY install
Engine bay context shot shows how upkeep fits into routine maintenance

A-Premium Engine Timing Chain Kit for OHV V8 4.8/5.3/5.7/6.0L — Chevy, GMC, Cadillac, Hummer & More

Premium GM OHV V8 Timing Chain Kit by A-Premium The A-Premium Engine Timing Chain Kit is engineered...
Vendor: A-Premium
Availability: In stock
£62.65
£62.65
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A-Premium timing chain kit closeup shows durable OHV V8 components

A-Premium Engine Timing Chain Kit for OHV V8 4.8/5.3/5.7/6.0L — Chevy, GMC, Cadillac, Hummer & More

£62.65
A-Premium timing chain kit closeup shows durable OHV V8 components
A-Premium kit installation images illustrate precise Silverado and Tahoe fitment
A-Premium engine timing kit parts laid out for easy inspection
Close-up of cam sprockets emphasizes smooth operation and wear reduction
Kit contents arranged with timing chain and crank gear highlighted
User-friendly packaging demonstrates compatibility with multiple GM platforms
Instruction sheet and torque specs guide a confident DIY install
Engine bay context shot shows how upkeep fits into routine maintenance

A-Premium Engine Timing Chain Kit for OHV V8 4.8/5.3/5.7/6.0L — Chevy, GMC, Cadillac, Hummer & More

£62.65
Description
Description
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Premium GM OHV V8 Timing Chain Kit by A-Premium

The A-Premium Engine Timing Chain Kit is engineered for reliability in GM OHV V8 applications. It pairs a durable timing chain with a precise crank gear and cam sprocket to help maintain accurate valve timing across everyday driving and longer trips. With quality materials and a meticulous build, this kit is designed to withstand common wear while fitting a broad family of GM vehicles. While results can vary based on installation and condition, proper fitment and careful assembly may contribute to smoother idling, steadier timing, and consistent performance in real-world use.

What’s included

  • Timing chain [9-4205]
  • Timing crank gear [12556582, S827]
  • Timing cam sprocket [12576407, S878T, S878]
  • Reference numbers to help confirm compatibility: 12586482, 12646386, 12646387, 12556582, 12576407, S878T, S878
  • One-year unlimited-mileage warranty for peace of mind

Fitment and use

  • Engine coverage includes OHV V8 configurations: 4.8L, 5.3L, 5.7L, 6.0L
  • Vehicle families supported span Chevy, GMC, Cadillac, Buick, Hummer, Pontiac, Saab, Isuzu with models such as Silverado, Suburban, Tahoe, Express, Avalanche, Corvette, Envoy, Sierra, H2, and more
  • Specific GM platforms and popular combinations are listed to help you verify compatibility for your year and engine size

Why choose A-Premium

Designed for accuracy and durability, this kit focuses on essential timing components to support consistent operation. Included parts are selected to align with OEM-style tolerances, aiming to provide a dependable service interval and a straightforward installation process for DIY enthusiasts and professional techs alike.

Warranty coverage adds an extra layer of confidence, backed by A-Premium’s commitment to quality across automotive accessories. If you’re performing a timing service, this kit offers a cohesive set of parts designed to work together, with clear references to help you confirm the correct match for your vehicle.

FAQ

Q: Which vehicles are compatible with this A-Premium timing chain kit?

A: The kit fits a wide range of GM models, including Chevy Silverado/Suburban, GMC Sierra, Cadillac Escalade, Hummer H2, and more. Check exact year and engine size.

Q: What is included in the kit and warranty?

A: Includes timing chain, crank gear, cam sprocket. Comes with a one-year unlimited-mileage warranty.

Shipping & Return
Shipping & Return
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Returns Policy

You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).

You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).

If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.

Shipping

We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.

When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.

Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.

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