1956 GMC M340 Engine Parts

Essential 1956 GMC M340 Engine Parts

Felpro – Oil Pan Gasket Set: Cork-Rubber, 6 Piece Set (Part No.OS 6412 C)

Oil Pan Gasket Set: Cork-Rubber, 6 Piece Set

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$14.49
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • DESIGNED FOR IMPERFECT SEALING SURFACES — Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
  • ENGINEERED TO PERFORM — Proprietary cork-rubber formulation
  • SUPERIOR SEAL — Highly conformable to accommodate for the imperfect sealing surfaces
  • EVERY PART FOR THE REPAIR — Fel-Pro gasket sets include every part needed for the repair unless otherwise noted
  • REAL-WORLD TESTED — Parts are tested on-vehicle and validated to ensure optimal performance on the road
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Sealed Power – Engine Valve Lifter (Part No.HT-951)

Engine Valve Lifter

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$9.79
Sealed Power« parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:
  • Unsurpassed quality that you can trust
  • Uses leading edge materials
  • State-of-the-art manufacturing
  • Exacting tolerances
  • Meets or exceeds OEM specifications
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ARP Auto Racing – ARP Cylinder Head Stud Kit (Part No.234-4301)

ARP Cylinder Head Stud Kit

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$316.99
ARP only uses premium grade 8740 alloy and a proprietary ARP2000 alloy that are rated for superior to “aircraft” quality alloy steels. Secondly, each stud is placed vertically into special racks and precisely heat-treated to 200,000 psi for the 8740 material and 220,000 psi for the ARP2000 material. This procedure ensures complete heat penetration and the results are far superior to those lesser quality studs from other manufacturers who just dump pieces in a basket and hope for the best. 

Product Features:
  • 1/2″ 12-Point, 3/16″ Allen Socket Size(s)
  • 8740 Chromoly
  • Black Oxide
  • Small Block Chevy
  • Sold As A Kit
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Victor Reinz – Fuel Pump Mounting Gasket (Part No.71-13599-00)

Fuel Pump Mounting Gasket

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$2.79
With Victor Reinz gaskets, you can be sure you are getting sealing solutions that deliver OE quality gasket technology and engineering. That is because Victor Reinz is an original equipment supplier and the trusted choice of manufacturers the world over, offering broad coverage for foreign and domestic cars and trucks. In Victor Reinz gasket sets, you get the right combination of components needed for fast, long-lasting repairs.

Product Features:
  • Choosing Victor Reinz assures getting OE quality parts in gaskets sets that have the coverage, contents, packaging and electronic cataloging to best meet the needs of the aftermarket.
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Edelbrock – Victor-Link Adjustable True-Roller Timing Chain Set (Part No.7880)

Victor-Link Adjustable True-Roller Timing Chain Set

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$169.99
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 – Small-Block Chevy E-Series Cylinder Head E-210 Hydraulic Roller Cam (Part No.5087)

Small-Block Chevy E-Series Cylinder Head E-210 Hydraulic Roller Cam

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$1575.99
The Edelbrock #5087 E-210 Cylinder heads are designed for use with 1955-1986 Small-Block Chevy applications. The Edelbrock E-Series cylinder heads are a step up in affordable performance from our E-Street line. They feature larger runners for increased ai

Product Features:
  • Complete Pair For Mechanical Flat Tappet
  • 64cc Combustion Chamber Volume
  • 210cc Intake/75cc Exhaust Runner Volume
  • 2.08 in. Intake/1.6 in. Exhaust Valve Diameter
  • 0.562 in. Deck Thickness
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Felpro – Engine Valve Stem Oil Seal Set (Part No.SS 5112)

Engine Valve Stem Oil Seal Set

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$15.49
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • RIGHT TYPE — Valve stem seals designs are application-specific for the repair occasion using either deflector (umbrella) seals, O-ring style or positive seals
  • QUALITY MATERIALS — Each valve stem seal features materials based on the specific application for your vehicle repair
  • ENGINEERING EXPERTISE — Parts are reviewed, validated and approved by Fel-Pro engineers through rigorous research, development and testing
  • INSTALLATION AID — Installation tool included to protect inner lip of seal from damage during seal installation
  • COVERAGE — Available for domestic and foreign nameplate vehicles
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Dorman – Steel Cup Expansion Plug 13.70mm, Height 0.180 (sold by each) (Part No.555-007)

Steel Cup Expansion Plug 13.70mm, Height 0.180 (sold by each)

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$1.29
This engine expansion plug is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:
  • Direct replacement – this engine expansion plug matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this plug is a reliable replacement for an original part that is missing or has failed due to fatigue
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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Felpro – VALVE COVER GASKET SET (Part No.VS 50005 C)

VALVE COVER GASKET SET

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$29.99
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • DESIGNED FOR IMPERFECT SEALING SURFACES — Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
  • ENGINEERED TO PERFORM — Proprietary cork-rubber formulation
  • SUPERIOR SEAL — Highly conformable to accommodate for the imperfect sealing surfaces
  • EVERY PART FOR THE REPAIR — Fel-Pro gasket sets include every part needed for the repair unless otherwise noted
  • REAL-WORLD TESTED — Parts are tested on-vehicle and validated to ensure optimal performance on the road
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ARP Auto Racing – For Use With Chevy Small Block, 5/8" Socket Size, 3/4" – 16 Thread Size (Part No.134-2501)

For Use With Chevy Small Block, 5/8" Socket Size, 3/4" - 16 Thread Size

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$36.49
As the crankshaft flexes and twists, the balancer absorbs incredible amounts of kinetic energy. To ensure that the balancer is locked in position, ARP has developed these ultra strong 200,000 PSI bolts that let you exert maximum clamping force. Special features include 1/4 Inch thick, wide area washer and an extra tall 12 point head that accepts a deep socket and eliminates the worry of stripping the head.

Product Features:
  • Ultra Strong Bolt Rated At 200,000 PSI
  • 1/4 Inch Thick, Wide Area Washer And An Extra Tall 12 Point Head That Accepts A Deep Socket And Eliminates The Worry Of Stripping The Head
  • Delivers ARP Quality And Reliability
  • Made In USA
  • 12-Point Head
  • Sold Individually
  • 200,000 PSI
  • 2.470″ Underhead Length
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ARP Auto Racing – For Use With 2004 And Later Gen Iii/ Ls Series Small Block, 200000Psi Tensile (Part No.134-3610)

For Use With 2004 And Later Gen Iii/ Ls Series Small Block, 200000Psi Tensile

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$155.99
All Pro Series bolts are cold forged to ensure molecular integrity, heat treated prior to thread rolling and machining, and are rated at 200,000 PSI tensile strength. ARP Pro Series head bolt kits are application specific, designed for use with typically competition only components. These fasteners deliver superior strength and meet the ARP zero defect zero failure quality standard. Hardened and parallel ground washers are included with each kit to ensure even load distribution and accurate torque readings. All Pro Series head bolts have a reduced wrenching hex or 12 point head and wide area flange to eliminate the need for valve train removal for cylinder head retorquing and permits the use of larger diameter valve springs. Most applications have undercut short bolts that can help eliminate head gasket failures through providing more stretch to compensate for the additional compression of gaskets.

Product Features:
  • Pro Series Bolts Are Cold Forged To Ensure Molecular Integrity, Heat Treated Prior To Thread Rolling And Machining
  • Nominally Rated At 200,000 Psi Tensile Strength
  • These Fasteners Deliver Superior Strength And Meet The ARP Zero Defect Zero Failure Quality Standard
  • Bolts Have A Reduced Wrenching Hex Or 12 Point Head And Wide Area Flange To Eliminate The Need For Valve Train Removal For Cylinder Head Retorquing And Permits The Use Of Larger Diameter Valve Springs
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Sealed Power – Engine Push Rod (Part No.RP-3028)

Engine Push Rod

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$2.49
Sealed Power« Vintage components provide coverage for applications over 35 years old, restoring classics with like new performance. Leading edge materials, ISO & QS certified manufacturing ensures performance and longevity for treasured engine rebuilds.
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Felpro – Fuel Pump Bowl Gasket (Part No.5019)

Fuel Pump Bowl Gasket

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$1.29
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered for the sealing repair environment
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
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ARP Auto Racing – For Use With Chevy Small Block With Standard 2 Piece Cork Gasket (Part No.234-1802)

For Use With Chevy Small Block With Standard 2 Piece Cork Gasket

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$37.49
The engineers at ARP spent quite a bit of time developing these highly effective, unique oil pan studs. They are designed to make it as easy as possible to install a pan and seal it properly. You will note that the studs have a radiused bullet nose that serves to locate the pan rails, then allow the nuts to be easily installed without the worry of cross threading. For those who prefer bolts, ARP got you covered, too. Both are available in black oxide finished chrome moly steel or rust proof stainless steel. Also, you may choose between conventional hex style or the space saving 12 point nuts. The stud kits come complete with a special locking flanged nut, while the bolt kits come with washers.

Product Features:
  • Designed To Make It As Easy As Possible To Install A Pan And Seal It Properly
  • Bolt Kits Come With Washers
  • Stud Kits Come Complete With A Special Locking
  • Easily Installed Without The Worry Of Cross-Threading
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ARP Auto Racing – For Use With All Chevy Small Blocks, 8740 Steel, 190000 Psi (Part No.134-7901)

For Use With All Chevy Small Blocks, 8740 Steel, 190000 Psi

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$18.99
Many an engine has been destroyed as a result of oil pump driveshaft failure. To cure this all too common problem, ARP has designed an extra heavy duty shaft that will provide you with the necessary reliability. The shaft is made from heat treated, premium grade aerospace chrome moly steel. Moreover, the shaft diameter is a larger diameter than the OEM unit. These features combine to enable ARP shafts to handle the added torque requirements of increased capacity oil pumps or heavy viscosity lubricants.

Product Features:
  • Extra Heavy Duty Shaft That Will Provide The Necessary Reliability
  • Enable Shafts To Handle The Added Torque Requirements Of Increased Capacity Oil Pumps Or Heavy Viscosity Lubricants
  • Made From Premium Grade 8740 And Heat Treated To 190,000 Psi
  • Alignment Sleeve Is Roll Formed Onto The Shaft (Not Welded Or Pinned), Enabling The Sleeve To Float, Allowing For Slight Misalignment
  • Black Oxide
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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

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$32.99
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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Felpro – Engine Valve Cover Load Spreader Set (Part No.ES 72676)

Engine Valve Cover Load Spreader Set

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$34.49
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered and manufactured specifically for the repair environment
  • Unsurpassed quality you can trust
  • Includes all parts needed to complete the repair
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Sealed Power – Engine Valve Spring Retainer Keeper (Part No.VK-115)

Engine Valve Spring Retainer Keeper

from

$0.43
Sealed Power® parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:
  • Unsurpassed quality that you can trust
  • Uses leading edge materials
  • State-of-the-art manufacturing
  • Exacting tolerances
  • Meets or exceeds OEM specifications
See More

ARP Auto Racing – For Use With Chevy Small Block, Hex Head, Black Oxide, Chrome Moly (Part No.230-7001)

For Use With Chevy Small Block, Hex Head, Black Oxide, Chrome Moly

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$6.99
you have probably heard many a horror story about someone losing an engine when the oil pump fell off into the pan because of a broken bolt. Well, you can put your mind at ease when using ARP premium grade oil pump bolt and stud kits. You have a choice of black oxide finished 8740 chrome moly steel or low maintenance stainless steel. Both are nominally rated at 170,000 PSI tensile strength to provide you with plenty of clamping force. Moreover, take your pick between conventional hex style or 12 point designs. This is insurance that no conscientious engine builder should be without The studs come with flat washers and nuts, while the Ford bolt kit has flat washers only. These inexpensive fasteners can literally save your engine.

Product Features:
  • Nominally Rated At 170,000 Psi Tensile Strength To Provide You With Plenty Of Clamping Force
  • Premium Grade Oil Pump Stud
  • The Studs Come With Flat Washers And Nuts
  • Black Oxide Finished 8740
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Mr. Gasket – Oil Dipstick And Tube (Part No.6235)

Oil Dipstick And Tube

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$16.49
Mr. Gasket Oil Dipstick is similar in design to original equipment, it can be installed with simple hand tools.

Product Features:
  • Fits Chevy Small Block 1955-79 283-400 CID
  • Block Mounted
  • Chrome Plated Steel
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Edelbrock – Valve Seat for S/B Chevy heads with 1.60" Valves (Part No.9710)

Valve Seat for S/B Chevy heads with 1.60" Valves

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$18.99
Product Features:
  • Valve Seats
  • Performer Series
  • 50-State Street Legal
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ARP Auto Racing – ARP Rocker Arm Stud Kit (Part No.234-7201)

ARP Rocker Arm Stud Kit

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$99.99
ARP rocker studs are concentric within .005″, extra-large radius base offers greater resistance to flex. Note: To be used ONLY with ARP’s patented Perma-Loc adjusters. Made of 8740 chrome moly forgings and heat-treated to 180,000 PSI. Tip ground flush for optimum adjuster seating.

Product Features:
  • 7/16″-14 Thread Size(s)
  • .700″ Thread Length
  • 8740 Chromoly
  • 1.75″ Effective Stud Length
  • Set of 16
  • .800″ Adjuster Thread Depth
  • 3/8″-24 Shank Diameter and Thread
  • 3/8″ Typical Small Block Application
  • Black Oxide
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ARP Auto Racing – 1.75"Oal Stud, 0.8"D Adjuster Third, 3/8"-24, 7/16"-14, 0.7"D Screw-In, Set Of 16 (Part No.134-7101)

1.75"Oal Stud, 0.8"D Adjuster Third, 3/8"-24, 7/16"-14, 0.7"D Screw-In, Set Of 16

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$59.99
If you have ever installed a rocker stud into a cylinder head and watched it wobble as it screwed in, you knew from the beginning that the rocker geometry was going to be inconsistent all over the place. ARP rocker studs are concentric within 0.005 T.I.R. thread pitch to thread pitch. They run in straight and true. Lengths are exact designed to provide positive seating every time. An extra large radius base offers greater resistance to flex. Available in both High Performance and Pro Series models. To be used with ARP patented Perma Loc(TM) adjusters.

Product Features:
  • Made Of 8740 Chrome Moly Forgings
  • Heat Treated To 180,000 PSI
  • Excellent For Elapsed Time Bracket Racing, Limited Rule Oval Track Competition And Street Use
  • Lengths Are Exact Designed To Provide Positive Seating Every Time
  • Set of 16
  • .800″ Adjuster Thread Length
  • 3/8-24 Shank Diameter and Thread
  • 3/8″ Typical Small Block Application
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Sealed Power – Engine Piston Ring Set (Part No.E-240X 40)

Engine Piston Ring Set

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$56.99
Sealed Power« parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:
  • Unsurpassed quality that you can trust
  • Uses leading edge materials
  • State-of-the-art manufacturing
  • Exacting tolerances
  • Meets or exceeds OEM specifications
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Sealed Power – Engine Piston Ring Set (Part No.E-240K 60)

Engine Piston Ring Set

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$99.99
Sealed Power« parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:
  • Face of top rings coated with latest generation Plasma-Moly
  • Decreases friction
  • Very resistant to scuffing
  • Exacting tolerances
  • Meets or exceeds OEM specifications
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Mr. Gasket – Engine Oil Pan (Part No.9425)

Engine Oil Pan

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$108.99
This Mr. Gasket Oil Pan comes natural unfinished steel and includes the drain plug, washers & bolts. Original equipment style with stock depth and capacity. Oil pan gasket, dipstick and tube sold separately.

Product Features:
  • Small Block Chevy 283-350 1955-’79
  • Drivers Side Dipstick
  • OEM Style – Stock Depth & Capacity
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1956 GMC M340 Engine Parts

You count on your 1956 GMC M340 to run right. That means taking care of it with regular maintenance, necessary repairs, and the right parts. Advance Auto Parts can help with all of that thanks to our extensive inventory of trusted Engine Parts. With 40 Engine Parts ranging in price from $0.43 to $1,575.99, you’re sure to find everything you need for your 1956 GMC M340.

Brands matter. If you want to shop a specific Engine Parts brand, we stock 8 different brands like Sealed Power, Felpro, and Mr. Gasket. 1956 GMC M340 Engine Parts start as low as $0.43!

One of the best ways to find top quality OEM or aftermarket Engine Parts is by asking professionals. Short of that, you can shop with confidence thanks to our 22 extensive product reviews on 1956 GMC M340 Engine Parts. Some of the top-rated Engine Parts products we carry are Engine Valve Spring Retainer Keeper with 5.0 stars.

Did we mention you can order your Engine Parts from our online catalog and have them shipped right to your garage? Or, if you feel like seeing the parts first-hand, search for your nearest Advance Auto Parts location above and pick up in-store when you’re ready. Browse our full Engine Parts inventory for your 1956 GMC M340 below to get started!

Top-Rated Engine Parts Brands For Your 1956 GMC M340

Trusted Engine Parts OEM and aftermarket product brands are what Advance Auto Parts specializes in. The brands we work with are sure to keep that 1956 GMC M340 running right for years to come. In our inventory you’ll find brands like Sealed Power, Felpro, Mr. Gasket, and even more.

Popular Edelbrock Engine Parts

You’ll find popular Edelbrock brand products across Valve Cover and Cylinder Heads. All are waiting to get your 1956 GMC M340 back on the road. Some of the top-rated Edelbrock products in these categories are:

Top-Rated Mr. Gasket Engine Parts


If Mr. Gasket are what you’re looking for, our inventory holds plenty. We stock Mr. Gasket brand Engine Parts for your 1956 GMC M340, and some of our most reviewed Mr. Gasket parts include:
Oil Dipstick And Tube
from $16.49
(11)
Oil Dipstick And Tube
Engine Oil Dipsticks
Engine Oil Pan
from $108.99
(1)
Engine Oil Pan
Oil Pans

FAQs for 1956 GMC M340 Engine Parts

What are the most purchased Engine Parts for the 1956 GMC M340?

Out of 40 Engine Parts for the 1956 GMC M340, the most popular in our inventory are:
Engine Valve Lifter
from $9.79
(1)
Engine Valve Lifter
Engine Valve Lifters
VALVE COVER GASKET SET
from $29.99
(2)
VALVE COVER GASKET SET
Valve Cover Gaskets
Engine Valve Stem Oil Seal Set
from $15.49
(1)
Engine Valve Stem Oil Seal Set
Engine Valve Stem Seals

What are the top-rated 1956 GMC M340 Engine Parts?

Top-rated Engine Parts for your 1956 GMC M340 based on customer reviews/ratings are:
Engine Valve Spring Retainer Keeper
from $0.43
(2)
Engine Valve Spring Retainer Keeper
“I would purchase again”