1984 Pontiac Firebird Remanufactured Engines

Keep Your 1984 Pontiac Firebird in Top Shape with Quality Remanufactured Engines

Whether you’re repairing or upgrading your Remanufactured Engine, using high-quality parts is key to keeping your 1984 Pontiac Firebird looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Remanufactured Engines. Whether you’re replacing a damaged part or enhancing your truck’s style and protection, you’ll find exactly what you need to get the job done right.

Top-Rated Remanufactured Engines from Trusted Brands

Looking for a reliable Remanufactured Engine? We’ve got you covered with options from brands you know and trust like Spartan. For example, Spartan Remanufactured Engines start at just $3,114.99 with an average 4.0 star rating. With over 152 reviews and a solid 5 star average, you can shop with confidence knowing other Pontiac Firebird owners approve.

Competitive Prices and Extensive Inventory

The average price for a 1984 Pontiac Firebird Remanufactured Engine at Advance Auto Parts is around $3,743.46, with a range that starts at $1,715.99 and goes up to $5,984.99. With 13 options in stock from one trusted brand, finding the right fit is easy. Popular picks like Engine Long Block; Chev 350 4-Bolt 345HP Base, Engine Complete Assembly; Chevy 350CI EFI 350HP Drop-In, and Engine Complete Assembly; CHEV 350 PERF COMP/DYNO start at just $3,719.99 and offer a great balance of form and function.

Explore Related Parts

While you’re upgrading or replacing your Remanufactured Engine, don’t forget to check out other key components like Engine Gaskets and Seals and Engine Timing Parts. At Advance Auto Parts, we’re here to help you keep your 1984 Pontiac Firebird in peak condition, inside and out.

Essential 1984 Pontiac Firebird Remanufactured Engines

Spartan – Engine Long Block; Chev 305 87-93 Engine (Part No.VC36)

Engine Long Block; Chev 305 87-93 Engine

from

$1935.99
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 1995 LT-1 Engine (Part No.DCR9)

Engine Long Block; Chev 350 1995 LT-1 Engine

from

$2355.99
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.VC11)

Engine Long Block; Chev 350 79-85 Engine

from

$2679.99
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 96-97 LT-1 Engine (Part No.DCT2)

Engine Long Block; Chev 350 96-97 LT-1 Engine

from

$2419.99
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 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 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.
See More

Spartan – Engine Long Block; Chev 350 79-85 Engine (Part No.VC111P)

Engine Long Block; Chev 350 79-85 Engine

from

$2301.99
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 305 87-88 Engine (Part No.VCB3)

Engine Long Block; Chev 305 87-88 Engine

from

$1887.99
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 87-92 Engine (Part No.DCN7)

Engine Long Block; Chev 350 87-92 Engine

from

$2109.99
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 305 86-87 Engine (Part No.DC95)

Engine Long Block; Chev 305 86-87 Engine

from

$1786.99
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 305 88-89 Engine (Part No.DCA5)

Engine Long Block; Chev 305 88-89 Engine

from

$1792.99
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 2.8 88-93 Engine (Part No.DCA7)

Engine Long Block; Chev 2.8 88-93 Engine

from

$1835.99
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; Buick 231 95-96 RWD Engine (Part No.DB58)

Engine Long Block; Buick 231 95-96 RWD Engine

from

$2423.99
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 4-Bolt Engine (Part No.VC12)

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

from

$2501.99
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; Buick 231 97-03 RWD Engine (Part No.DB61)

Engine Long Block; Buick 231 97-03 RWD Engine

from

$2501.99
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 305 76-79 L/DIP Engine (Part No.VC04)

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 305 86-87 Engine (Part No.VC95)

Engine Long Block; Chev 305 86-87 Engine

from

$1839.99
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

$4310.00
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.
See More

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 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

Spartan – Engine Long Block; Chev 350 4 BLT 325HP Base (Part No.HP291P)

Engine Long Block; Chev 350 4 BLT 325HP Base

from

$3114.99
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
See More

Spartan – Engine Long Block; Chev 350 78-80 Engine (Part No.VC13)

Engine Long Block; Chev 350 78-80 Engine

from

$2399.99
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 2.8 87-88 Engine (Part No.DCA1)

Engine Long Block; Chev 2.8 87-88 Engine

from

$1835.99
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 305 87-94 Engine (Part No.DCM7)

Engine Long Block; Chev 305 87-94 Engine

from

$1939.99
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

$2301.99
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 2.8 85-86 Engine (Part No.DC88)

Engine Long Block; Chev 2.8 85-86 Engine

from

$1835.99
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

Most Popular Remanufactured Engines for 1984 Pontiac Firebirds

Enhance your 1984 Pontiac Firebird with one of the 13 Remanufactured Engines we have in stock, starting at just $1,715.99.

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.
See More

Spartan – Engine Long Block; Chev 350 4 BLT 325HP Base (Part No.HP291P)

Engine Long Block; Chev 350 4 BLT 325HP Base

from

$3114.99
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; 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 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 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
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

$4310.00
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.
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 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 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.
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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.
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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.
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Spartan – Engine Long Block; Chev 305 78-85 R/DIP Engine (Part No.DC05)

Engine Long Block; Chev 305 78-85 R/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

Top-Rated Remanufactured Engine Brands For Your 1984 Pontiac Firebird

When it comes to finding the perfect Remanufactured Engine for your 1984 Pontiac Firebird, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 1 trusted brands. We carry the most popular Remanufactured Engine brands including Spartan, and more, all known for their exceptional customer ratings (average brand rating of 4.0 stars) and competitive prices, as low as $3,114.99. Purchasing a Remanufactured Engine from us here at Advance Auto Parts is a smart move for both you and your 1984 Pontiac Firebird, providing peace of mind with parts that meet or exceed OEM standards.

Popular Spartan 1984 Pontiac Firebird Remanufactured Engines

If you’re looking for a top-quality Remanufactured Engine for your 1984 Pontiac Firebird, Advance Auto Parts has exactly what you need with our selection of Spartan Remanufactured Engines. We have 2 Spartan Remanufactured Engines in stock for this fitment, all known for their durability and precision fit. With prices starting at just $3,114.99 and an average cost of $3,636.99, you’ll find the perfect Remanufactured Engine for your needs and budget. Spartan Remanufactured Engines for the 1984 Pontiac Firebird come highly rated, with over 38 customer reviews and an impressive average rating of 4.0 stars. Choosing a Spartan Remanufactured Engine from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.
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
“Stops great”
Engine Long Block; Chev 350 4 BLT 325HP Base
from $3114.99
(6)
Engine Long Block; Chev 350 4 BLT 325HP Base
“Product fit and works perfectly.”

FAQs for 1984 Pontiac Firebird Remanufactured Engines

What are the best-selling Remanufactured Engines for 1984 Pontiac Firebirds?

Out of 13 Remanufactured Engines that fit 1984 Pontiac Firebirds, the following parts are the top sellers:

What’s the price range for 1984 Pontiac Firebird Remanufactured Engines?

The prices of Remanufactured Engines for the 1984 Pontiac Firebird range from $1,715.99 up to $5,984.99 for the most premium parts.

What is the average price of a Remanufactured Engine for a 1984 Pontiac Firebird?

The average price for Remanufactured Engines for the 1984 Pontiac Firebird is $3,743.46. Keep in mind the variety of part types within our Remanufactured Engine category, where you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Remanufactured Engines for other Pontiac Firebird model years?

Yes, we carry Remanufactured Engines for 24 model years of Pontiac Firebirds between 1977 and 2002. The following model years are the most popular for Remanufactured Engine purchases: 2002, 2001, 2000, 1999, 1998, 1997, 1996, 1995, and 1994.

What are the cheapest Remanufactured Engines for my 1984 Pontiac Firebird?

The cheapest 1984 Pontiac Firebird Remanufactured Engines we carry are:

Does Advance Auto Parts sell Remanufactured Engines for any other 1984 Pontiac models?

Yes. We stock Remanufactured Engines for 2 other popular 1984 Pontiac models. Some of the most popular are 1984 Grand Prix Remanufactured Engines, 1984 Bonneville Remanufactured Engines, and 1984 Parisienne Remanufactured Engines.

What are the top-rated Remanufactured Engines that fit the 1984 Pontiac Firebird?

The one 1984 Pontiac Firebird Remanufactured Engine we have in stock is the Engine Long Block; Chev 305 78-85 R/DIP Engine. It costs $1,715.99.

What types of Remanufactured Engines do you sell for my 1984 Pontiac Firebird?

We currently have just 1 Remanufactured Engine in stock for a 1984 Pontiac Firebird, and as of 11/2/25, it is a Remanufactured Engine.

Can I get help with 1984 Pontiac Firebird Remanufactured Engine orders?

Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about Pontiac Remanufactured Engines and more.

What is your return policy for Pontiac Firebird Remanufactured Engines?

Advance Auto Parts keeps returns simple. For new Pontiac Firebird Remanufactured Engines and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.