1978 Chevrolet G20 Engine Parts

Essential 1978 Chevrolet G20 Engine Parts

Dorman – Help – Oil Pump Bushing (Part No.90460)

Oil Pump Bushing

from

$4.99
This engine oil pump bushing 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 oil pump bushing matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this bushing is a reliable replacement for an original part that 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
See More

Dorman – Steel Cup Expansion Plug 2-1/64 In., Height 0.650 (sold by each) (Part No.555-045)

Steel Cup Expansion Plug 2-1/64 In., Height 0.650 (sold by each)

from

$2.29
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
See More

Mr. Gasket – Woodruff Key (Part No.984G)

Woodruff Key

from

$30.19
Short style. The offset cam and crankshaft key is another method to increase torque and horsepower within the operating range you select.

Product Features:
  • Increases Low-End Torque
  • Increases Mid-Range Horsepower
  • Reduces Low-End Torque
  • Increases Top-End Horsepower
See More

Victor Reinz – Fuel Pump Mounting Gasket (Part No.71-13599-00)

Fuel Pump Mounting Gasket

from

$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.
See More

Mr. Gasket – Chrome Valve Cover Wing Bolts (Part No.9824)

Chrome Valve Cover Wing Bolts

from

$15.99
Chrome-plated for beauty and durability, wing bolts make valve cover removal fast & easy. They are precision-engineered and feature extra-long threads to accommodate Mr. Gasket re-usable valve cover gasket & custom valve covers.

Product Features:
  • Fits Chevy V8
  • Standard Y Top 1/4 In-20 X 5/8 in L
  • Chrome Plated Steel
  • Overall Length: 4.64″
  • Installed Length: 4.00″
  • Pack of 4
See More

Cloyes Performance – Engine Camshaft Thrust Plate (Part No.9-220B)

Engine Camshaft Thrust Plate

from

$18.99
0.150″ Thick. Bronze Thrust Washer.

Product Features:
  • 0.150″ Thick
  • Bronze Thrust Washer.
See More

Edelbrock – Small-Block Chevy E-Series Cylinder Head E-210 Flat Tappet Camshaft (Part No.5085)

Small-Block Chevy E-Series Cylinder Head E-210 Flat Tappet Camshaft

from

$1575.99
The Edelbrock #5085 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 Hydraulic 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
See More

Sealed Power – Engine Piston (Part No.WH661CP 30)

Engine Piston

from

$53.99
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:
  • Helps improve cylinder sealing for less blow-by
  • Retains standard ring gaps in top groove
  • DUROSHIELD« skirt-coated piston
  • Moly-graphite coating extends engine life
  • Reduces friction for higher fuel economy
  • Prevents damage from inadequate lubrication on start-up
See More

ARP Auto Racing – For Use With Oem Cylinder Heads/ Most Edelbrock, 12Point Head, 180000Psi Tensile (Part No.134-3701)

For Use With Oem Cylinder Heads/ Most Edelbrock, 12Point Head, 180000Psi Tensile

from

$119.99
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
See More

Mr. Gasket – Oil Filler Tube (Part No.2066)

Oil Filler Tube

from

$20.99
Chrome-plated steel oil filler tube. Works with Mr. Gasket’s matching #2063 Oil Filler Cap with PCV fitting.

Product Features:
  • Chrome plated steel filler tube is 7-3/4″ overall length
  • Fits Mr. Gasket breather #2063
See More

Sealed Power – Engine Intake Valve (Part No.V-1926)

Engine Intake Valve

from

$4.99
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:
  • Chrome plated stem
  • Hard coating added to surface for strength & aiding in lubrication
  • Note – coating added in varying thicknesses depending on application
  • Innovative design, using leading edge materials
  • Utilizes ISO & QS certified manufacturing
See More

Mr. Gasket – Ultra Seal: Oil Pan Stud Kit (Part No.6315)

Ultra Seal: Oil Pan Stud Kit

from

$45.99
The black finish grade 5 bolts have a bullet tip to make installation easy. The zinc plated self-locking nuts give uniform clamping for a positive seal.

Product Features:
  • Includes:
  • (14) 1/4″-20/28 x 1-1/8″ Long
  • (4) 5/16″-18/24 x 1-5/16″ Long
  • Zinc Plated Self-Locking Nuts
  • Assures Positive Gasket Seal
  • The Professionals Choice
See More

Edelbrock – Sure Seat Valve Springs for Chevy 262-400 V8 1957-95 (Part No.5802)

Sure Seat Valve Springs for Chevy 262-400 V8 1957-95

from

$60.99
Springs made of highest quality spring wire. Springs precision wound to close tolerances. Non-Rotator style: Dyno tested and street proven. Great match to Edelbrock camshaft kit.

Product Features:
  • For Use With Cast Iron Heads
  • Springs Made of Highest Quality Spring Wire
  • Springs Precision Wound To Close Tolerances
  • Use with Original Equipment Heads Only
See More

Dorman – GM Steel Expansion Plug Kit, 13 Expansion Plugs, 7 Pipe Plugs (Part No.02670)

GM Steel Expansion Plug Kit, 13 Expansion Plugs, 7 Pipe Plugs

from

$11.79
We offer a comprehensive line of Engine Expansion Plug Kits to cover a range of applications. The kits include all parts necessary for a complete repair.

Product Features:
  • Direct fit kits available (where applicable) for ease of replacement
  • Depending on the application, kits include multiple quantities of the following styles: cup Type, Pilot Seal, Reverse Taper, Concave, Quick-Seal® Rubber and Quick-Seal ® Copper
  • Expansion Plugs also available individually
  • Dorman’s Engine Expansion Plugs are constructed to strict engineering quality standards
See More

ARP Auto Racing – ARP Rocker Arm Stud Kit (Part No.234-7201)

ARP Rocker Arm Stud Kit

from

$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
See More

Mr. Gasket – Timing Tab (Part No.4593)

Timing Tab

from

$8.79
Installs using stock timing cover bolts. Chrome plated steel is a much better compliment to a chromed timing cover. Has markings for 16 degrees before top dead center (BTDC) to 8 degrees after top dead center (ATDC).

Product Features:
  • Bolts on with existing timing cover bolts
  • Chrome plated steel is a much better compliment for chrome timing covers
  • Markings for 16 degrees BTDC to 8 degrees ATDC
See More

Melling – Engine Oil Priming Tool (Part No.PT13)

Engine Oil Priming Tool

from

$71.99
Melling Engine Oil Priming Tools were developed as a way for engine builders to safely pre-prime the engine with oil prior to the initial engine startup. The Priming tool, with the use of a standard drill circulates oil to all of the critical areas of the new engine quickly and safely.

Product Features:
  • Priming tool circulates oil through critical areas of a new engine before engine start up
  • Manufactured from high quality materials for consistent durable wear
  • Precision engineered for optimum fit and function
  • Designed for long-life and worry-free performance
See More

Cloyes Performance – High Performance Timing Chain (Part No.9-131)

High Performance Timing Chain

from

$80.99
High Performance 3/8″ Pitch Double Roller Replacement TRUE Roller Chain. 0.250″ Roller Diameter. Heat Treated and Processed Links to Maximize Ultimate Breaking Strength while Remaining Ductile for Toughness. Pre-stressed to Increase Fatigue Life.

Product Features:
  • A timing chain synchronizes the rotation of the crankshaft and camshaft(s), ensuring proper timing of the engines valve events for each cylinder
  • Our chains are engineered and manufactured with precision pitch control for proper chain-to-sprocket tooth fitment
  • From stock replacement to high performance, Cloyes has the most complete timing chain catalog
  • Cloyes parts are CAD designed and manufactured using premium materials. Each part is extensively tested and measured for function, fitment, and durability to ensure optimal performance
  • Cloyes recommends the chain tensioner(s), sprocket(s), and guide(s) also be replaced when the chain is replaced as these components play a vital role in system stability and accurate timing
  • Refer to our online catalog for detailed application-specific information
  • Keep your engines valvetrain in perfect time with Cloyes, the world leader in timing drive systems
See More

Felpro – Cylinder Head Gasket: Composite, Without Head Bolts (Part No.9128 PT)

Cylinder Head Gasket: Composite, Without Head Bolts

from

$45.99
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:
  • PermaTorque head gaskets meets or exceeds all original equipment specifications
  • Unsurpassed quality you can trust
See More

Mr. Gasket – Engine Dress-Up Kit (Part No.9834BP)

Engine Dress-Up Kit

from

$134.99
Includes: 2 short flat black valve covers 2 valve cover gaskets 1 flat black push-on breather 1 flat black dipstick & tube 1 flat black timing chain cover 1 flat black timing tab 1 rubber grommet for valve cover PCV hole 1 breather grommet

Product Features:
  • Ideal Starter Kit
  • Enhances Appearance
See More

Sealed Power – Engine Connecting Rod Bearing (Part No.2555CP 10)

Engine Connecting Rod Bearing

from

$6.29
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:
  • Steel-backed bronze alloy lining with overplate
  • Popular for fatigue resistance & strength
  • Provides conformability required for older apps
  • Our standard material is comparable to competitors performance bearing
  • Note – This material offers less resistance to wear & corrosion than other materials.
  • Utilizes ISO & QS certified manufacturing
See More

Sealed Power – Engine Rocker Arm Kit (Part No.R-1121)

Engine Rocker Arm Kit

from

$7.49
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:
  • Complete rocker arm assembly
  • 1 Arm
  • 1 Ball
  • 1 Nut
  • Utilizes ISO & QS certified manufacturing
See More

Imperial – Engine Oil Cooler (Part No.241040)

Engine Oil Cooler

from

$216.99
Product Features:
  • Imperial Swirl-Cool« engine oil cooler kit
  • Size: 1-1/2″ x 6-1/2″ x 18″
  • Heavy-duty applications
  • All except Chevrolet V8 applications
  • Universal Cooler, NOT a direct OE replacement. User to determine fitment prior to installation
  • Heavy duty applications
  • All except Chevrolet V8 applications
See More

Dorman – Timing Cover With Gasket And Seal (Part No.635-505)

Timing Cover With Gasket And Seal

from

$39.49
This direct replacement timing cover matches the fit and function of the original equipment cover for a reliable repair. This part has undergone extensive testing to ensure adherence to precise design standards.

Product Features:
  • Direct replacement – this engine timing cover matches the fit and function of the original equipment cover
  • Durable construction – this part is specifically designed to withstand extreme underhood temperatures for a long service life
  • Cost-effective solution – offers original equipment quality at a competitive price
  • Quality tested – this part has undergone extensive testing to ensure a quality fit and long service life
See More

National – Shaft Repair Sleeve (Part No.99233)

Shaft Repair Sleeve

from

$30.99
National® has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Designed to repair damaged, grooved or worn shafts
  • Durable stainless steel construction for corrosion-free sealing surface that surpasses most original shaft specifications
  • Ideal for a shaft where indications of seal wear, such as tracks or grooves have developed
  • Ultra-thin construction (0.01/0.25mm wall thickness) allows original seal size to be used with minimal additional lip loading
  • Easy to install with removable flange and installation tool
  • Installation tool reduces sleeve distortion and allows for installation without removal from the shaft
See More

National – Shaft Repair Sleeve (Part No.99193)

Shaft Repair Sleeve

from

$43.99
National® has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Designed to repair damaged, grooved or worn shafts
  • Durable stainless steel construction for corrosion-free sealing surface that surpasses most original shaft specifications
  • Ideal for a shaft where indications of seal wear, such as tracks or grooves have developed
  • Ultra-thin construction (0.01/0.25mm wall thickness) allows original seal size to be used with minimal additional lip loading
  • Easy to install with removable flange and installation tool
  • Installation tool reduces sleeve distortion and allows for installation without removal from the shaft
See More

Dorman – Rubber Freeze Plug – Size Range: 1-1/8" – 1-1/4" – Metric Range: 28mm – 31mm – Nominal Size: 1-1/8" (Part No.02610)

Rubber Freeze Plug - Size Range: 1-1/8" - 1-1/4" - Metric Range: 28mm - 31mm - Nominal Size: 1-1/8"

from

$5.99
Rubber Freeze Plug – Size Range: 1-1/8" – 1-1/4" – Metric Range: 28mm – 31mm – Nominal Size: 1-1/8"

Edelbrock – Performer Series Retainer (Qty 16) (Part No.9731)

Performer Series Retainer (Qty 16)

from

$128.99
Product Features:
  • Use W/ Valve Springs Part #5762, 5795
  • Use W/ Locks Part #9612
  • 1.50 in. Outside Diameter
  • Steel Material
  • Black Oxide Finish
See More

Popular 1978 Chevrolet G20 Engine Parts Categories

1978 Chevrolet G20 Engine Parts

You count on your 1978 Chevrolet G20 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 434 Engine Parts ranging in price from $0.43 to $5,984.99, you’re sure to find everything you need for your 1978 Chevrolet G20.

Brands matter. If you want to shop a specific Engine Parts brand, we stock 23 different brands like Sealed Power, Felpro, and Melling. 1978 Chevrolet G20 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 4,507 extensive product reviews on 1978 Chevrolet G20 Engine Parts. Some of the top-rated Engine Parts products we carry are Engine Valve Cover Gasket Set with 4.8 stars and Oil Pan Gasket Set: PermaDryPlus Rigid Carrier Includes Bolts & Snap-Ups®, 41 Piece with 4.6 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 1978 Chevrolet G20 below to get started!

Top-Rated Engine Parts Brands For Your 1978 Chevrolet G20

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 1978 Chevrolet G20 running right for years to come. In our inventory you’ll find brands like Sealed Power, Felpro, Melling, and even more.

Popular Anchor Engine Parts

You’ll find popular Anchor brand products across Engine Mounts. All are waiting to get your 1978 Chevrolet G20 back on the road. Some of the top-rated Anchor products in these categories are:
Engine Mount: Front Left, Front Right, 1 Piece
from $13.49
(18)
Engine Mount: Front Left, Front Right, 1 Piece
Engine Mounts

FAQs for 1978 Chevrolet G20 Engine Parts

What are the most purchased Engine Parts for the 1978 Chevrolet G20?

Out of 434 Engine Parts for the 1978 Chevrolet G20, the most popular in our inventory are:
Engine Valve Lifter
from $13.99
(15)
Engine Valve Lifter
Engine Valve Lifters
Engine Push Rod
from $2.99
(5)
Engine Push Rod
Push Rods
Engine Cylinder Head Bolt Set
from $31.99
(38)
Engine Cylinder Head Bolt Set
Cylinder Head Bolt Sets

What are the top-rated 1978 Chevrolet G20 Engine Parts?

Top-rated Engine Parts for your 1978 Chevrolet G20 based on customer reviews/ratings are:
Engine Valve Cover Gasket Set
from $25.99
(45)
Engine Valve Cover Gasket Set
“Satisfied”
TIMING COVER GASKET SET
from $19.99
(24)
TIMING COVER GASKET SET
“Good”