Chevrolet K20 Remanufactured Engines

Your One-Stop Shop For Trusted Chevrolet K20 Remanufactured Engines

If you’re in search of Chevrolet K20 Remanufactured Engines aftermarket or OEM parts, consider your search over! Advance Auto Parts carries 29 Remanufactured Engines from top brands with prices ranging from $1,715.99 to $9,081.99.

Beyond great prices, we stock trusted brands manufacturing all types of Remanufactured Engines for your Chevrolet K20. Of the 1 OEM and aftermarket parts brands we carry, some of the most popular are Spartan.

And don’t forget to read customer reviews across all Remanufactured Engines categories in our catalog. Buy with confidence by leveraging past customer experiences of our aftermarket and OEM parts.

At Advance Auto Parts, we don’t think top quality Remanufactured Engines have to cost top dollar, and we prove it. Browse our top Chevrolet K20 Remanufactured Engines below, order online to ship to your home, or head into your nearest Advance Auto Parts location to get started.

Essential Chevrolet K20 Remanufactured Engines

Spartan – Engine Long Block; Chev 350 64-85 H.P. Mid-Drss (Part No.HP32M)

Engine Long Block; Chev 350 64-85 H.P. Mid-Drss

from

$4158.99
ATK High Performance Engines are based on dyno proven combinations built with name brand parts. Most performance engines come in 3 different dress levels and range from 245HP-700HP+ carrying a 2 Year Warranty built by a name you can trust.
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Spartan – Engine Long Block; Chev 350 78-80 Engine (Part No.VC13)

Engine Long Block; Chev 350 78-80 Engine

from

$1988.99
Remanufactured Engines are fully disassembled; heads, blocks, cranks & cams are machined & wear parts are replaced. Each engine is individually tested after assembly to assure compression, oil pressure and water jacket integrity.

Product Features:
  • Each engine we remanufacture is essentially reverse engineered – in part to discover original factory deficiencies. If possible, our seasoned R&D personnel & QC experts make improvements. Why shouldn’t our engine last longer than your first?
  • Engines come with installation gasket set & oil pump unless noted otherwise. If we have important installation information it will be included on tags or in the paperwork packaged with your engine.
  • Engines are securely packaged in a recyclable container that will also protect your core on the return trip. Our nationwide warehouse network means speedy delivery.
  • Each engine is remanufactured with quality OE level components not “white” box generic parts that may or may not satisfy your needs and expectations. When you use the best you get the best results and satisfaction.
See More

Spartan – Engine Long Block; Chev 454 75-89 Engine (Part No.DC44)

Engine Long Block; Chev 454 75-89 Engine

from

$2609.99
Remanufactured Engines are fully disassembled; heads, blocks, cranks & cams are machined & wear parts are replaced. Each engine is individually tested after assembly to assure compression, oil pressure and water jacket integrity.

Product Features:
  • Each engine we remanufacture is essentially reverse engineered – in part to discover original factory deficiencies. If possible, our seasoned R&D personnel & QC experts make improvements. Why shouldn’t our engine last longer than your first?
  • Engines come with installation gasket set & oil pump unless noted otherwise. If we have important installation information it will be included on tags or in the paperwork packaged with your engine.
  • Engines are securely packaged in a recyclable container that will also protect your core on the return trip. Our nationwide warehouse network means speedy delivery.
  • Each engine is remanufactured with quality OE level components not “white” box generic parts that may or may not satisfy your needs and expectations. When you use the best you get the best results and satisfaction.
See More

Spartan – Engine Complete Assembly; CHEV 350 PERF COMP/DYNO (Part No.HP32C)

Engine Complete Assembly; CHEV 350 PERF COMP/DYNO

from

$4760.99
ATK High Performance Engines are based on dyno proven combinations built with name brand parts. Most performance engines come in 3 different dress levels and range from 245HP-700HP+ carrying a 2 Year Warranty built by a name you can trust.
See More

Spartan – Engine Complete Assembly; Chev 350 4-Bolt 345HP Drop-In Eng (Part No.HP98C)

Engine Complete Assembly; Chev 350 4-Bolt 345HP Drop-In Eng

from

$4688.99
Chevrolet 350 4-Bolt 345HP Drop-In Engine, Hyd Roller, V/C, T/C, Blk Oil Pan, Intake, Dist, Bal, Flex Plate, W/P, Carb, Plugs Wires, Dyno. 1pc Seal, Ext Balance on Rear of Crank

Product Features:
  • No core engine sold outright strapped & shipped on pallet cover in HD cardboard
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Spartan – Engine Complete Assembly; CHEV 350 4BLT 325HP CMPLT (Part No.HP291PC)

Engine Complete Assembly; CHEV 350 4BLT 325HP CMPLT

from

$4769.99
ATK High Performance Engines are based on dyno proven combinations built with name brand parts. Most performance engines come in 3 different dress levels and range from 245HP-700HP+ carrying a 2 Year Warranty built by a name you can trust.
See More

Spartan – Engine Long Block; Chev 350 4-Bolt 345HP Mid-Dress (Part No.HP98M)

Engine Long Block; Chev 350 4-Bolt 345HP Mid-Dress

from

$3953.99
High Performance Engines are based on dyno proven combinations built with name brand parts. Most performance engines come in 3 different dress levels and range from 245HP-700HP+ carrying a 2 Year Warranty built by a name you can trust.
See More

Spartan – Engine Complete Assembly; Chevy 350CI EFI 350HP Drop-In (Part No.HP32C-EFI)

Engine Complete Assembly; Chevy 350CI EFI 350HP Drop-In

from

$5984.99
ATK High Performance Engines are based on dyno proven combinations built with name brand parts. Most performance engines come in 3 different dress levels and range from 245HP-700HP+ carrying a 2 Year Warranty built by a name you can trust.

Product Features:
  • No core engine sold outright strapped & shipped on pallet cover in HD cardboard
  • Product might not be available in all states due to local laws.
See More

Spartan – Engine Long Block; Chev 292 75-85 Engine (Part No.DC81)

Engine Long Block; Chev 292 75-85 Engine

from

$2654.99
Remanufactured Engines are fully disassembled; heads, blocks, cranks & cams are machined & wear parts are replaced. Each engine is individually tested after assembly to assure compression, oil pressure and water jacket integrity.

Product Features:
  • Each engine we remanufacture is essentially reverse engineered – in part to discover original factory deficiencies. If possible, our seasoned R&D personnel & QC experts make improvements. Why shouldn’t our engine last longer than your first?
  • Engines come with installation gasket set & oil pump unless noted otherwise. If we have important installation information it will be included on tags or in the paperwork packaged with your engine.
  • Engines are securely packaged in a recyclable container that will also protect your core on the return trip. Our nationwide warehouse network means speedy delivery.
  • Each engine is remanufactured with quality OE level components not “white” box generic parts that may or may not satisfy your needs and expectations. When you use the best you get the best results and satisfaction.
See More

Spartan – Engine Complete Assembly; Chevy 454 525HP Drop-In (Part No.HP451PC)

Engine Complete Assembly; Chevy 454 525HP Drop-In

from

$9081.99
ATK High Performance Engines are based on dyno proven combinations built with name brand parts. Most performance engines come in 3 different dress levels and range from 245HP-700HP+ carrying a 2 Year Warranty built by a name you can trust.
See More

Spartan – Engine Long Block; Chev 350 79-85 4-Bolt Engine (Part No.VC12)

Engine Long Block; Chev 350 79-85 4-Bolt Engine

from

$1988.99
Remanufactured Engines are fully disassembled; heads, blocks, cranks & cams are machined & wear parts are replaced. Each engine is individually tested after assembly to assure compression, oil pressure and water jacket integrity.

Product Features:
  • Each engine we remanufacture is essentially reverse engineered – in part to discover original factory deficiencies. If possible, our seasoned R&D personnel & QC experts make improvements. Why shouldn’t our engine last longer than your first?
  • Engines come with installation gasket set & oil pump unless noted otherwise. If we have important installation information it will be included on tags or in the paperwork packaged with your engine.
  • Engines are securely packaged in a recyclable container that will also protect your core on the return trip. Our nationwide warehouse network means speedy delivery.
  • Each engine is remanufactured with quality OE level components not “white” box generic parts that may or may not satisfy your needs and expectations. When you use the best you get the best results and satisfaction.
See More

Spartan – Engine Complete Assembly; Chev 350 Vortec Drop-In Engine (Part No.HP99C)

Engine Complete Assembly; Chev 350 Vortec Drop-In Engine

from

$4309.99
The perfect replacement engine without breaking the bank for your worn out SBC. The Vortec engines had better flowing Cylinder Heads matched with a Hyd. Roller Camshaft that make for a reliable combination with a little extra Go.
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Spartan – Engine Long Block; Chev 350 79-85 Engine (Part No.VC111P)

Engine Long Block; Chev 350 79-85 Engine

from

$2209.99
Remanufactured Engines are fully disassembled; heads, blocks, cranks & cams are machined & wear parts are replaced. Each engine is individually tested after assembly to assure compression, oil pressure and water jacket integrity.

Product Features:
  • Each engine we remanufacture is essentially reverse engineered – in part to discover original factory deficiencies. If possible, our seasoned R&D personnel & QC experts make improvements. Why shouldn’t our engine last longer than your first?
  • Engines come with installation gasket set & oil pump unless noted otherwise. If we have important installation information it will be included on tags or in the paperwork packaged with your engine.
  • Engines are securely packaged in a recyclable container that will also protect your core on the return trip. Our nationwide warehouse network means speedy delivery.
  • Each engine is remanufactured with quality OE level components not “white” box generic parts that may or may not satisfy your needs and expectations. When you use the best you get the best results and satisfaction.
See More

Spartan – Engine Long Block; Chev 350 4 BLT 325HP Mid-Drss (Part No.HP291PM)

Engine Long Block; Chev 350 4 BLT 325HP Mid-Drss

from

$3699.99
ATK High Performance Engines are based on dyno proven combinations built with name brand parts. Most performance engines come in 3 different dress levels and range from 245HP-700HP+ carrying a 2 Year Warranty built by a name you can trust.
See More

Spartan – Engine Long Block; Chev 305 78-85 R/DIP Engine (Part No.VC05)

Engine Long Block; Chev 305 78-85 R/DIP Engine

from

$1756.99
Remanufactured Engines are fully disassembled; heads, blocks, cranks & cams are machined & wear parts are replaced. Each engine is individually tested after assembly to assure compression, oil pressure and water jacket integrity.

Product Features:
  • Each engine we remanufacture is essentially reverse engineered – in part to discover original factory deficiencies. If possible, our seasoned R&D personnel & QC experts make improvements. Why shouldn’t our engine last longer than your first?
  • Engines come with installation gasket set & oil pump unless noted otherwise. If we have important installation information it will be included on tags or in the paperwork packaged with your engine.
  • Engines are securely packaged in a recyclable container that will also protect your core on the return trip. Our nationwide warehouse network means speedy delivery.
  • Each engine is remanufactured with quality OE level components not “white” box generic parts that may or may not satisfy your needs and expectations. When you use the best you get the best results and satisfaction.
See More

Spartan – Engine Long Block; Chevy 454CI 525HP Base (Part No.HP451P)

Engine Long Block; Chevy 454CI 525HP Base

from

$7360.99
ATK High Performance Engines are based on dyno proven combinations built with name brand parts. Most performance engines come in 3 different dress levels and range from 245HP-700HP+ carrying a 2 Year Warranty built by a name you can trust.
See More

Spartan – Engine Long Block; Chev 350 79-85 Engine (Part No.VC11)

Engine Long Block; Chev 350 79-85 Engine

from

$1919.99
Remanufactured Engines are fully disassembled; heads, blocks, cranks & cams are machined & wear parts are replaced. Each engine is individually tested after assembly to assure compression, oil pressure and water jacket integrity.

Product Features:
  • Each engine we remanufacture is essentially reverse engineered – in part to discover original factory deficiencies. If possible, our seasoned R&D personnel & QC experts make improvements. Why shouldn’t our engine last longer than your first?
  • Engines come with installation gasket set & oil pump unless noted otherwise. If we have important installation information it will be included on tags or in the paperwork packaged with your engine.
  • Engines are securely packaged in a recyclable container that will also protect your core on the return trip. Our nationwide warehouse network means speedy delivery.
  • Each engine is remanufactured with quality OE level components not “white” box generic parts that may or may not satisfy your needs and expectations. When you use the best you get the best results and satisfaction.
See More

Spartan – Engine Long Block; Chevy 454CI 525HP Mid-Dress (Part No.HP451PM)

Engine Long Block; Chevy 454CI 525HP Mid-Dress

from

$8097.99
ATK High Performance Engines are based on dyno proven combinations built with name brand parts. Most performance engines come in 3 different dress levels and range from 245HP-700HP+ carrying a 2 Year Warranty built by a name you can trust.
See More

Spartan – Engine Long Block; Chev 350 4-Bolt 345HP Base (Part No.HP98)

Engine Long Block; Chev 350 4-Bolt 345HP Base

from

$3719.99
Chevrolet 350 4-Bolt 345HP/ 400Tq, Hyd Roller, V/C, T/C, Blk Oil Pan

Product Features:
  • No core engine sold outright strapped & shipped on wooden pallet crate
  • Product might not be available in all states due to local laws.
See More

Spartan – Engine Long Block; Chev 305 76-79 L/DIP Engine (Part No.DC04)

Engine Long Block; Chev 305 76-79 L/DIP Engine

from

$1715.99
Remanufactured Engines are fully disassembled; heads, blocks, cranks & cams are machined & wear parts are replaced. Each engine is individually tested after assembly to assure compression, oil pressure and water jacket integrity.

Product Features:
  • Each engine we remanufacture is essentially reverse engineered – in part to discover original factory deficiencies. If possible, our seasoned R&D personnel & QC experts make improvements. Why shouldn’t our engine last longer than your first?
  • Engines come with installation gasket set & oil pump unless noted otherwise. If we have important installation information it will be included on tags or in the paperwork packaged with your engine.
  • Engines are securely packaged in a recyclable container that will also protect your core on the return trip. Our nationwide warehouse network means speedy delivery.
  • Each engine is remanufactured with quality OE level components not “white” box generic parts that may or may not satisfy your needs and expectations. When you use the best you get the best results and satisfaction.
See More

Spartan – Engine Long Block; Chev 350 78-80 4-Bolt Engine (Part No.VC15)

Engine Long Block; Chev 350 78-80 4-Bolt Engine

from

$1893.99
Remanufactured Engines are fully disassembled; heads, blocks, cranks & cams are machined & wear parts are replaced. Each engine is individually tested after assembly to assure compression, oil pressure and water jacket integrity.

Product Features:
  • Each engine we remanufacture is essentially reverse engineered – in part to discover original factory deficiencies. If possible, our seasoned R&D personnel & QC experts make improvements. Why shouldn’t our engine last longer than your first?
  • Engines come with installation gasket set & oil pump unless noted otherwise. If we have important installation information it will be included on tags or in the paperwork packaged with your engine.
  • Engines are securely packaged in a recyclable container that will also protect your core on the return trip. Our nationwide warehouse network means speedy delivery.
  • Each engine is remanufactured with quality OE level components not “white” box generic parts that may or may not satisfy your needs and expectations. When you use the best you get the best results and satisfaction.
See More

Spartan – Engine Long Block; Chev 400 70-78 Engine (Part No.DC20)

Engine Long Block; Chev 400 70-78 Engine

from

$2619.99
Remanufactured Engines are fully disassembled; heads, blocks, cranks & cams are machined & wear parts are replaced. Each engine is individually tested after assembly to assure compression, oil pressure and water jacket integrity.

Product Features:
  • Each engine we remanufacture is essentially reverse engineered – in part to discover original factory deficiencies. If possible, our seasoned R&D personnel & QC experts make improvements. Why shouldn’t our engine last longer than your first?
  • Engines come with installation gasket set & oil pump unless noted otherwise. If we have important installation information it will be included on tags or in the paperwork packaged with your engine.
  • Engines are securely packaged in a recyclable container that will also protect your core on the return trip. Our nationwide warehouse network means speedy delivery.
  • Each engine is remanufactured with quality OE level components not “white” box generic parts that may or may not satisfy your needs and expectations. When you use the best you get the best results and satisfaction.
See More

Spartan – Engine Long Block; Chev 350 79-85 Engine (Part No.VC121P)

Engine Long Block; Chev 350 79-85 Engine

from

$2169.99
Remanufactured Engines are fully disassembled; heads, blocks, cranks & cams are machined & wear parts are replaced. Each engine is individually tested after assembly to assure compression, oil pressure and water jacket integrity.

Product Features:
  • Each engine we remanufacture is essentially reverse engineered – in part to discover original factory deficiencies. If possible, our seasoned R&D personnel & QC experts make improvements. Why shouldn’t our engine last longer than your first?
  • Engines come with installation gasket set & oil pump unless noted otherwise. If we have important installation information it will be included on tags or in the paperwork packaged with your engine.
  • Engines are securely packaged in a recyclable container that will also protect your core on the return trip. Our nationwide warehouse network means speedy delivery.
  • Each engine is remanufactured with quality OE level components not “white” box generic parts that may or may not satisfy your needs and expectations. When you use the best you get the best results and satisfaction.
See More

Spartan – Engine Long Block; Chev 350 64-85 H.P. Base (Part No.HP32)

Engine Long Block; Chev 350 64-85 H.P. Base

from

$3518.99
ATK High Performance Engines are based on dyno proven combinations built with name brand parts. Most performance engines come in 3 different dress levels and range from 245HP-700HP+ carrying a 2 Year Warranty built by a name you can trust.
See More

Spartan – Engine Long Block; Chev 350 4-Bolt HP Engine (Part No.VC01)

Engine Long Block; Chev 350 4-Bolt HP Engine

from

$2551.99
Remanufactured Engines are completely disassembled & put through the same process every time. All heads, blocks, cranks and cams are machined & wear parts are replaced. Each engine is individually tested after assembly to assure compression, oil pressure and water jacket integrity.

Product Features:
  • Gasket set for installation included
  • Engines are packaged in tub containers for safe delivery and easy core return
  • Product might not be available in all states due to local laws.
See More

Remanufactured Engines Brands You Can Trust For Your Chevrolet K20

1 trusted brands of Remanufactured Engines line our shelves, ready to help keep your Chevrolet K20 running smooth. Below are some of the most popular brands and their top Remanufactured Engines offerings:

Most Purchased Chevrolet K20 Remanufactured Engines from Spartan

When you buy the most frequently purchased Spartan brand Remanufactured Engines, you can be confident it will be the right part for your Chevrolet K20. Here are the Spartan Remanufactured Engines Advanced Auto customers buy the most:
Engine Long Block; Chev 350 4 BLT 325HP Base
from $3114.99
(6)
Engine Long Block; Chev 350 4 BLT 325HP Base
Remanufactured Engines
Engine Complete Assembly; Chev 350 Vortec Drop-In Engine
from $4309.99
This product is not rated
Engine Complete Assembly; Chev 350 Vortec Drop-In Engine
Remanufactured Engines
Engine Complete Assembly; Chev 350 4-Bolt 345HP Drop-In Eng
from $4688.99
This product is not rated
Engine Complete Assembly; Chev 350 4-Bolt 345HP Drop-In Eng
Remanufactured Engines

FAQs for Chevrolet K20 Remanufactured Engines

What are the most purchased Remanufactured Engines for the Chevrolet K20?

Out of 29 Remanufactured Engines for the Chevrolet K20, the most popular in our inventory are:
Engine Complete Assembly; CHEV 350 PERF COMP/DYNO
from $4760.99
This product is not rated
Engine Complete Assembly; CHEV 350 PERF COMP/DYNO
Remanufactured Engines
Engine Long Block; Chev 350 79-85 Engine
from $2209.99
This product is not rated
Engine Long Block; Chev 350 79-85 Engine
Remanufactured Engines
Engine Complete Assembly; Chev 350 Vortec Drop-In Engine
from $4309.99
This product is not rated
Engine Complete Assembly; Chev 350 Vortec Drop-In Engine
Remanufactured Engines