1985 Chevrolet K20 Engine Parts

Essential 1985 Chevrolet K20 Engine Parts

Dorman – Help – Oil Filler Tube Grommet – GM 1991-1982 – Fits Trucks and Vans W/ 4.3z – 5.0h – 5.7k – 6.2z & 6.2j Diesel (Part No.42305)

Oil Filler Tube Grommet - GM 1991-1982 - Fits Trucks and Vans W/ 4.3z - 5.0h - 5.7k - 6.2z & 6.2j Diesel

from

$3.99
This engine oil filter tube grommet is designed to match the fit and function of the original grommet on specified vehicles, and is engineered for durability and reliable performance.

Product Features:
  • Direct replacement – this engine oil filter tube grommet is designed to match the fit and function of the original grommet on specified vehicles
  • Restores functionality – this grommet is made to fit and fully restore part functionality after the original grommet fails
  • 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 – Engine Oil Cooler Gasket Set (Part No.ES 70016)

Engine Oil Cooler Gasket Set

from

$7.49
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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Melling Select Performnce – High Performance Cast Iron Standard Billet Gear Racing Oil Pump (Part No.10990)

High Performance Cast Iron Standard Billet Gear Racing Oil Pump

from

$230.99
Melling high performance oil pumps provide dependable performance every time in every application under the toughest RPM conditions. High volume performance upgrade for the M-99HV-S. The 10990 is a big block style oil pump made to fit the small block appl

Product Features:
  • 25% Higher volume anti-cavitation high performance upgrade of the M-99HVS
  • CNC machined phosphate coated cast iron housing and cover
  • Cover has extended idler shafts for additional support at high RPM’s
  • Standard billet steel spur gears
  • Adjustable pressure relief valve
  • Includes lower pressure spring; not installed
  • Includes chrome moly steel intermediate drive shaft with steel guide
  • Uses 3/4 inch diameter press-fit screen
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Sealed Power – Engine Oil Pump Screen (Part No.224-1246)

Engine Oil Pump Screen

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$14.49
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:
  • Manufactured to fit a specific application
  • Provides the lubrication oil as well as protection for your oil pump from materials that find their way into the engine oil supply system
  • It is recommended that a new properly installed oil pump pick-up tube/screen be a part of every oil pump installation
  • Oil pump screen assemblies are manufactured under strict quality guidelines
  • Utilizes ISO & QS certified manufacturing
  • 5/8″ Inlet tube
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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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Melling Select Performnce – Engine Oil Pump Intermediate Shaft (Part No.12770)

Engine Oil Pump Intermediate Shaft

from

$32.99
A new Melling oil pump shaft is recommended to complete every new oil pump install. Melling offers a complete line of high quality shafts for domestic and import pump applications. A new oil pump shaft is necessary due to possible metal fatigue, cracking and even twisting damage of the old shaft even when the part appears to be in good condition. Complete every Melling oil pump replacement with a new Melling oil pump shaft.

Product Features:
  • Manufactured from high quality materials for consistent durable wear
  • Precision engineered for optimum fit and function
  • Designed for long-life and worry-free performance
  • Meets or exceeds original equipment specifications
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Dorman – 66201 Oil Cooler Line Gasket Assortment (Part No.A6310214644DOR)

66201 Oil Cooler Line Gasket Assortment

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$15.49
WARNING: This item cannot be returned for a replacement or refund if opened! Dorman’s Engine Oil Cooler Gasket is suitable for a range of automotive applications. It provides a tight, effective seal between the oil cooler lines and the engine.

Product Features:
  • Direct fit for a trouble-free replacement
  • Engineered from high-quality materials for long-lasting durability
  • Easy to install
  • Conveniently packaged in an assortment that contains three gaskets of different styles
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Felpro – Engine Timing Cover Repair Sleeve (Part No.16205)

Engine Timing Cover Repair Sleeve

from

$11.29
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:
  • Engine$aver Hardware cost-saving application
  • Repairs worn sealing surfaces to assure a leak free repair
  • Meets or exceeds all original equipment specifications
  • Engineered and manufactured specifically for repair applications
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
  • Validated for fit, form, and function
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Dorman – Engine Oil Drain Plug Gasket (Part No.A6120205779DOR)

Engine Oil Drain Plug Gasket

from

$5.31
Dorman’s Engine Oil Drain Plug Gaskets are conveniently available in packs of varying quantities. Many styles are offered, including Copper, Aluminum, Nylon, Metal/Rubber, Inset, Fiber and Crush gaskets. Replacement is recommended at every oil change. Oil filter caps are available separately.

Product Features:
  • Direct replacement gaskets and some universal gaskets available. Proper fit with the drain plug ensures a tight seal.
  • Gaskets are also included with many of Dorman’s Engine Oil Drain Plugs and Pans
  • Made to specific sizes and standards to ensure a proper fit
  • Designed and constructed to strict engineering quality standards
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Cloyes Gear – Engine Timing Crankshaft Sprocket (Part No.S395)

Engine Timing Crankshaft Sprocket

from

$13.99
Along with the timing chain, tensioners, and guides, sprockets are an integral component within the timing system. Timing gears and sprockets are available as part of complete timing kits as well as for individual purchase and installation

Product Features:
  • Featuring precision-tooled or machined tooth form and precision-machined bore for true fit, timing chain sprockets offer reliability and dependability for engine rebuilds and typical replacement jobs
  • Recommended that 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
  • CAD designed and manufactured using premium materials
  • Each part is extensively tested and measured for function, fitment, and durability to ensure optimal performance
  • Refer to our online catalog for detailed application-specific information
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Felpro – Engine Conversion Gasket Set (Part No.CS 7733-2)

Engine Conversion Gasket Set

from

$26.49
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 for the sealing repair environment
  • Validated for fit, form and function
  • Unsurpassed quality you can trust
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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
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Dorman – Rubber Expansion Plug 1-5/8 In. – Size Range 1-5/8 In. – 1-3/4 In. (sold by each) (Part No.570-010)

Rubber Expansion Plug 1-5/8 In. - Size Range 1-5/8 In. - 1-3/4 In. (sold by each)

from

$4.49
This engine intake manifold 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 intake manifold 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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Cloyes Performance – High Performance Timing Chain (Part No.9-148)

High Performance Timing Chain

from

$20.99
A timing chain synchronizes the rotation of the crankshaft and camshaft(s) ensuring proper timing and allows the engine’s valves to open and close during each cylinder’s firing. Available in kits or as a stand-alone product, our chains are pre-stressed and heat-treated for increased durability. Our chains are engineered and manufactured with precision pitch control for proper chain-to-sprocket tooth fitment

Product Features:
  • Recommended that 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
  • Each part is extensively tested and measured for function, fitment, and durability to ensure optimal performance
  • Engineered and manufactured with precision pitch control for proper chain-to-sprocket tooth fitment
  • CAD designed and manufactured using premium materials
  • Refer to our online catalog for detailed application-specific information
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Dorman – Lock Nut, Type 8, 7/16-20 In., GM (sold by each) (Part No.693-022)

Lock Nut, Type 8, 7/16-20 In., GM (sold by each)

from

$3.49
This engine rocker arm nut 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 rocker arm nut matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this nut 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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Mr. Gasket – Cam Change Gaskets (Part No.4406)

Cam Change Gaskets

from

$63.09
If you want to update just your camshaft and aren’t doing a complete engine overhaul, this kit contains all the gaskets needed to change out your camshaft. That way you don’t have to buy a complete gasket kit just to change the cam, but still can replace all the gaskets you should in the process.

Product Features:
  • Contains all the gaskets needed to change out your camshaft
  • Fuel Injector O-Ring Not Included
  • Meets Performance Standards
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National – Shaft Repair Sleeve (Part No.99176)

Shaft Repair Sleeve

from

$46.49
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
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Mr. Gasket – Billet Style Aluminum Crankshaft Pulley (Part No.5317)

Billet Style Aluminum Crankshaft Pulley

from

$103.99
The machined aluminum pulley has been heat treated for strength and has a satin finish.

Product Features:
  • Made from aluminum
  • Heat treated for strength
  • Satin finish for a more subtle hi-tech look than chrome
  • Matches water pump pulley #5315
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Cardone – Engine Control Module (Part No.77-6465)

Engine Control Module

from

$227.99
CARDONE Remanufactured Electronic and Powertrain Control Modules are designed to meet or exceed O.E. performance. Reverse engineering provides insight into how and why the unit originally failed, allowing our engineers to identify and correct original design weaknesses. All critical components are re-soldered or replaced at our Philadelphia manufacturing plant, and each unit is 100% computer tested to ensure reliability. CARDONE is committed to getting your vehicle back to peak performance.

Product Features:
  • Tested with automated computer equipment or bench-tested, depending on application, to ensure functionality.
  • Re-soldering of critical components ensures superior electrical connections. This prevents intermittent failures and leads to longer product life.
  • On-car vehicle validation is done to test durability and performance.
  • As a remanufactured Original Equipment part, this unit guarantees a perfect vehicle fit.
  • Our remanufacturing process is earth-friendly, as it reduces the energy and raw material needed to make a new part by 80%.
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Sealed Power – Engine Piston (Part No.WH423DCP)

Engine Piston

from

$20.49
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:
  • Hypereutectic
  • Made w/exclusive FM425 material for excellent strength & scuff resistance – allows tighter bore and improves sealing for less blow-by
  • Sophisticated “barrel” profiles help optimize oil wedge between skirt and wall.
  • Piston skirts protected by next-gen DUROSHIELD« coating.
  • TAC┐ ring groove geometry
  • Weight matched to +/- 2 grams.
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Felpro – Engine Oil Pump Shaft Retainer (Part No.72665)

Engine Oil Pump Shaft Retainer

from

$2.29
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 and manufactured specifically for the repair environment
  • Unsurpassed quality you can trust
  • Each Fel-Pro gasket, no matter how small, is engineered to exacting standards with proprietary design, engineering and manufacturing processes
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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
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ARP Auto Racing – For Use With Chevy Big Block, Hex Style Head, Black Oxide, Chrome Moly (Part No.135-3603)

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

from

$149.99
High Performance head bolts are available with a reduced wrenching hex or 12 point and wide area flanged head that eliminates the need for valve train removal to facilitate cylinder head retorquing. All High Performance Series bolts are 180,000 PSI (which is 15 Percent stronger than Grade 8) and kits come complete with hardened parallel ground washers.

Product Features:
  • High Performance Head Bolts Are Available With A Reduced Wrenching Hex Or 12 Point
  • Wide Area Flanged Head That Eliminates The Need For Valve Train Removal To Facilitate Cylinder Head Retorquing
  • Rated At 180,000 PSI Tensile Strength
  • High Performance Head Bolts Are Stronger
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Competition Cams – Magnum 224/224 Hydraulic Roller Cam and Lifter Kit Chevrolet Big Block 396-454 (Part No.CL11-430-8)

Magnum 224/224 Hydraulic Roller Cam and Lifter Kit Chevrolet Big Block 396-454

from

$1147.99
An older member of the COMP Cams grind family, the Magnum series of camshafts offers excellent performance gains over stock without the added wear and tear associated with more aggressive camshafts. Ideal for use with higher compression ratio engines that

Product Features:
  • Best with aftermarket torque converters and 9.5:1 compression.
  • Great high RPM power.
  • Easy on valve train parts.
  • Can be used with mild ratio rocker arms and traditional performance valve springs.
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Mahle – Crankshaft Seal (Part No.A8060202280MAH)

Crankshaft Seal

from

$40.03
Crankshaft Seal

Mr. Gasket – Cam Bolt Lock Plate Kit (Part No.948G)

Cam Bolt Lock Plate Kit

from

$18.09
Mr. Gasket cam locking plates feature a steel retainer plate designed to secure the cam gear bolts from coming loose and backing out, preventing costly engine damage. Retainer plate fits under bolt heads allowing tabs to be bent against hex head flats creating a secure positive lock.

Product Features:
  • Black oxide finished steel
  • Includes (3) grade 5 bolts & locking plate
  • Fits Chevrolet Small and Big Block without OE roller cam
  • Tabs bend up around bolt head to secure
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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

from

$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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Dorman – GM Transmission Line Connector – 3/8 In. NPT x 20 mm-1 (Part No.800-811)

GM Transmission Line Connector - 3/8 In. NPT x 20 mm-1

from

$18.29
This engine oil cooler line connector is designed to match the appearance and function of the original hardware on specified applications. Made of quality materials, it is engineered for reliable performance and durability.

Product Features:
  • Direct replacement – this engine oil cooler line connector matches the appearance and function of the factory hardware on specified applications
  • Ideal solution – this connector 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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Popular 1985 Chevrolet K20 Engine Parts Categories

1985 Chevrolet K20 Engine Parts

You count on your 1985 Chevrolet K20 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 534 Engine Parts ranging in price from $0.43 to $5,984.99, you’re sure to find everything you need for your 1985 Chevrolet K20.

Brands matter. If you want to shop a specific Engine Parts brand, we stock 26 different brands like Sealed Power, Felpro, and Melling. 1985 Chevrolet K20 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 2,046 extensive product reviews on 1985 Chevrolet K20 Engine Parts. Some of the top-rated Engine Parts products we carry are Engine Cylinder Head Bolt Set with 4.4 stars and Engine Long Block; Chev 350 64-85 H.P. Mid-Drss with 4.8 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 1985 Chevrolet K20 below to get started!

Top-Rated Engine Parts Brands For Your 1985 Chevrolet K20

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 1985 Chevrolet K20 running right for years to come. In our inventory you’ll find brands like Sealed Power, Felpro, Melling, and even more.

Popular Carquest Premium Engine Parts

You’ll find popular Carquest Premium brand products across Engine Blocks. All are waiting to get your 1985 Chevrolet K20 back on the road. Some of the top-rated Carquest Premium products in these categories are:

Top-Rated Felpro Engine Parts


If Felpro are what you’re looking for, our inventory holds plenty. We stock Felpro brand Engine Parts for your 1985 Chevrolet K20, and some of our most reviewed Felpro parts include:
Engine Valve Cover Gasket Set
from $25.99
(45)
Engine Valve Cover Gasket Set
Valve Cover Gaskets

FAQs for 1985 Chevrolet K20 Engine Parts

What are the most purchased Engine Parts for the 1985 Chevrolet K20?

Out of 534 Engine Parts for the 1985 Chevrolet K20, the most popular in our inventory are:
Engine Valve Lifter
from $13.99
(15)
Engine Valve Lifter
Engine Valve Lifters
Engine Valve Lifter
from $12.99
(30)
Engine Valve Lifter
Engine Valve Lifters
Engine Push Rod
from $2.99
(5)
Engine Push Rod
Push Rods

What are the top-rated 1985 Chevrolet K20 Engine Parts?

Top-rated Engine Parts for your 1985 Chevrolet K20 based on customer reviews/ratings are:
Engine Cylinder Head Bolt Set
from $31.99
(38)
Engine Cylinder Head Bolt Set
“Worked great for me!”
Engine Long Block; Chev 350 64-85 H.P. Mid-Drss
from $4158.99
(32)
Engine Long Block; Chev 350 64-85 H.P. Mid-Drss
“Fit and work perfectly.”
TIMING COVER GASKET SET
from $19.99
(24)
TIMING COVER GASKET SET
“Good”