1956 GMC M340 Engine Timing Parts

Keep Your 1956 GMC M340 in Top Shape with Quality Engine Timing Parts

Whether you’re repairing or upgrading your Engine Timing Part, using high-quality parts is key to keeping your 1956 GMC M340 looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Timing Covers, Engine Timing Cover Bolt Sets, and Timing Sets. Whether you’re replacing a damaged part or enhancing your truck’s style and protection, you’ll find exactly what you need to get the job done right.

Competitive Prices and Extensive Inventory

The average price for a 1956 GMC M340 Engine Timing Part at Advance Auto Parts is around $77.99, with a range that starts at $19.99 and goes up to $178.99. With 3 options in stock from 2 trusted brands, finding the right fit is easy. Popular picks like Timing Cover SBC Stamped Steel W/Welded Star & Logo Chrome, For Use With All V8 Chevy, 12 Point Head Type, Black Oxide, Chrome Moly, and Victor-Link Adjustable True-Roller Timing Chain Set start at just $19.99 and offer a great balance of form and function.

Explore Related Parts

While you’re upgrading or replacing your Engine Timing Part, don’t forget to check out other key components like Engine Gaskets and Seals and Valve Cover and Cylinder Heads. At Advance Auto Parts, we’re here to help you keep your 1956 GMC M340 in peak condition, inside and out.

Essential 1956 GMC M340 Engine Timing Parts

Edelbrock – Victor-Link Adjustable True-Roller Timing Chain Set (Part No.7880)

Victor-Link Adjustable True-Roller Timing Chain Set

from

$178.99
Product Features:
  • Keyway Adjustable
  • Double Roller Timing Chain Type
  • Induction Hardened Billet Steel Material
  • 9-Keyway Setting Points
  • For Chevys Opperating in 6500-8500 RPM Range
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Edelbrock – Timing Cover SBC Stamped Steel W/Welded Star & Logo Chrome (Part No.4860)

Timing Cover SBC Stamped Steel W/Welded Star & Logo Chrome

from

$34.99
Edelbrock part #4860 S/B Chevy Chrome Timing Cover (with Welded Reinforcement Plate) This stamped steel timing covers for small-block Chevrolet has a reinforcement plate welded to the inside of the cover for added strength. This timing cover is ideal for

Product Features:
  • Stamped Steel Material
  • Comes W/ Front Crankshaft Seal Installed
  • W/ Welded Reinforcement Plate
  • Chrome Finish
  • Ideal For Preventing Camshaft Walk When Used W/ Thrust Button
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Most Popular Timing Cover for 1956 GMC M340s

Enhance your 1956 GMC M340 with this popular Timing Cover we have in stock, for $34.99.

Edelbrock – Timing Cover SBC Stamped Steel W/Welded Star & Logo Chrome (Part No.4860)

Timing Cover SBC Stamped Steel W/Welded Star & Logo Chrome

from

$34.99
Edelbrock part #4860 S/B Chevy Chrome Timing Cover (with Welded Reinforcement Plate) This stamped steel timing covers for small-block Chevrolet has a reinforcement plate welded to the inside of the cover for added strength. This timing cover is ideal for

Product Features:
  • Stamped Steel Material
  • Comes W/ Front Crankshaft Seal Installed
  • W/ Welded Reinforcement Plate
  • Chrome Finish
  • Ideal For Preventing Camshaft Walk When Used W/ Thrust Button
See More

Best-Selling 1956 GMC M340 Engine Timing Cover Bolt Set

Upgrade your M340 with our best-selling Engine Timing Cover Bolt Set.

ARP Auto Racing – For Use With All V8 Chevy, 12 Point Head Type, Black Oxide, Chrome Moly (Part No.200-1501)

For Use With All V8 Chevy, 12 Point Head Type, Black Oxide, Chrome Moly

from

$19.99
ARP timing cover bolts are available in both polished stainless steel or black oxide finish chrome moly. You also can choose between standard hex head bolts or compact 12 point fasteners. Also available as part of ARP complete engine and accessory kits. Studs are preferred by many pro engine builders because they eliminate the chance of pinching gaskets and contribute to easier engine assembly. You will note that ARP studs feature a special bullet nose to guide the nut accurately into place. Available in black oxide finish 8740 chrome moly or polished stainless steel with hex or 12 point nuts. Alternators that come loose are a pain, so That is why ARP came up with these super tough bolts (your choice of chrome moly steel or polished stainless (ARP 300) both rated 170,000 PSI). The stainless has the added advantage of being rust and corrosion resistant.

Product Features:
  • Made From Black Oxide Finished 8740 Chrome Moly
  • Nominally Rated At 170,000 Psi Tensile Strength
  • Super Tough Bolts
  • Compact 12 Point Fasteners
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Top-Quality Timing Sets for 1956 GMC M340s

Choose a high-quality OEM or aftermarket Timing Set for GMC M340s and enjoy top-notch performance from $178.99.

Edelbrock – Victor-Link Adjustable True-Roller Timing Chain Set (Part No.7880)

Victor-Link Adjustable True-Roller Timing Chain Set

from

$178.99
Product Features:
  • Keyway Adjustable
  • Double Roller Timing Chain Type
  • Induction Hardened Billet Steel Material
  • 9-Keyway Setting Points
  • For Chevys Opperating in 6500-8500 RPM Range
See More

FAQs for 1956 GMC M340 Engine Timing Parts

What are the best-selling Engine Timing Parts for 1956 GMC M340s?

Out of 3 Engine Timing Parts that fit 1956 GMC M340s, the following parts are the top sellers:

What’s the price range for 1956 GMC M340 Engine Timing Parts?

The prices of Engine Timing Parts for the 1956 GMC M340 range from $19.99 up to $178.99 for the most premium parts.

What is the average price of an Engine Timing Part for a 1956 GMC M340?

The average price for Engine Timing Parts for the 1956 GMC M340 is $77.99. Keep in mind the variety of part types within our Engine Timing Part category, where you are likely to find a wide range of prices across a variety of parts and components.

What are the cheapest Engine Timing Parts for my 1956 GMC M340?

The cheapest 1956 GMC M340 Engine Timing Parts we carry are:

Does Advance Auto Parts sell Engine Timing Parts for any other 1956 GMC models?

Yes. We stock Engine Timing Parts for 17 other popular 1956 GMC models. Some of the most popular are 1956 Truck Engine Timing Parts, 1956 100 Engine Timing Parts, 1956 150 Engine Timing Parts, 1956 250 Engine Timing Parts, and 1956 300 Engine Timing Parts.

What types of Engine Timing Parts do you sell for my 1956 GMC M340?

As of 11/2/25, these are some of the most in-demand types of Engine Timing Parts for a 1956 GMC M340:

Can I get help with 1956 GMC M340 Engine Timing Part orders?

Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about GMC Engine Timing Parts and more.

What is your return policy for GMC M340 Engine Timing Parts?

Advance Auto Parts keeps returns simple. For new GMC M340 Engine Timing Parts and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.