GMC G25 Engine Kits

Your One-Stop Shop For Trusted GMC G25 Engine Kits

If you’re in search of GMC G25 Engine Kits aftermarket or OEM parts, consider your search over! Advance Auto Parts carries 18 Engine Kits from top brands with prices ranging from $7.99 to $4,883.99.

Beyond great prices, we stock trusted brands manufacturing all types of Engine Kits for your GMC G25.

And don’t forget to read customer reviews across all Engine Kits 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 Engine Kits have to cost top dollar, and we prove it. Browse our top GMC G25 Engine Kits below, order online to ship to your home, or head into your nearest Advance Auto Parts location to get started.

Essential GMC G25 Engine Kits

Edelbrock – Performer RPM 435 HP Top End Kit for 1957-86 Chevy 327-350 V-8 Engines (Part No.2099)

Performer RPM 435 HP Top End Kit for 1957-86 Chevy 327-350 V-8 Engines

from

$4883.99


Product Features:
  • Matched Parts Available Under One Part Number
  • All In One Box Convenience
  • Make Things Easier In Parts Selection
  • Includes Almost Everything You Need
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Crankshaft Rebuilders – Remanufactured Crankshaft Kit (Part No.12410)

Remanufactured Crankshaft Kit

from

$235.99
Remanufactured precision machined OE crankshafts.

Product Features:
  • Includes matching rod and main bearings.
  • Journals Micropolished.
  • All units subject to complete quality inspection.
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Crankshaft Rebuilders – Remanufactured Crankshaft Kit (Part No.12390)

Remanufactured Crankshaft Kit

from

$333.99
Remanufactured precision machined OE crankshafts.

Product Features:
  • Includes matching rod and main bearings.
  • Journals Micropolished.
  • All units subject to complete quality inspection.
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Crankshaft Rebuilders – Remanufactured Crankshaft Kit (Part No.12420)

Remanufactured Crankshaft Kit

from

$316.99
Remanufactured precision machined OE crankshafts.

Product Features:
  • Includes matching rod and main bearings.
  • Journals Micropolished.
  • All units subject to complete quality inspection.
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Crankshaft Rebuilders – Remanufactured Crankshaft Kit (Part No.12320N)

Remanufactured Crankshaft Kit

from

$309.99
Product Features:
  • Includes matching rod and main bearings.
  • OEM Journal size specification. STD./STD.
  • Journals Micropolished.
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Crankshaft Rebuilders – Remanufactured Crankshaft Kit (Part No.12320)

Remanufactured Crankshaft Kit

from

$242.99
Remanufactured precision machined OE crankshafts.

Product Features:
  • Includes matching rod and main bearings.
  • Journals Micropolished.
  • All units subject to complete quality inspection.
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Crankshaft Rebuilders – Remanufactured Crankshaft Kit (Part No.12330)

Remanufactured Crankshaft Kit

from

$246.99
Remanufactured precision machined OE crankshafts.

Product Features:
  • Includes matching rod and main bearings.
  • Journals Micropolished.
  • All units subject to complete quality inspection.
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Mr. Gasket – Ultra Seal: Oil Pan Stud Kit (Part No.6316)

Ultra Seal: Oil Pan Stud Kit

from

$75.99
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:
  • Bullet Tip Design
  • Aid Alignment and Installation
  • Grade 5 Studs w/ Black Finish
  • Zinc Plated Self-Locking Nuts
  • Assures Positive Gasket Seal
  • The Professionals Choice
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ARP Auto Racing – For Use With Chevy Small Block, Hex Head, Black Oxide, Chrome Moly (Part No.230-7001)

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

from

$7.99
you have probably heard many a horror story about someone losing an engine when the oil pump fell off into the pan because of a broken bolt. Well, you can put your mind at ease when using ARP premium grade oil pump bolt and stud kits. You have a choice of black oxide finished 8740 chrome moly steel or low maintenance stainless steel. Both are nominally rated at 170,000 PSI tensile strength to provide you with plenty of clamping force. Moreover, take your pick between conventional hex style or 12 point designs. This is insurance that no conscientious engine builder should be without The studs come with flat washers and nuts, while the Ford bolt kit has flat washers only. These inexpensive fasteners can literally save your engine.

Product Features:
  • Nominally Rated At 170,000 Psi Tensile Strength To Provide You With Plenty Of Clamping Force
  • Premium Grade Oil Pump Stud
  • The Studs Come With Flat Washers And Nuts
  • Black Oxide Finished 8740
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ARP Auto Racing – For Use With Small/ Big Block Chevy, Hex Head, Black Oxide, With Nuts/ Washers (Part No.230-7003)

For Use With Small/ Big Block Chevy, Hex Head, Black Oxide, With Nuts/ Washers

from

$7.99
you have probably heard many a horror story about someone losing an engine when the oil pump fell off into the pan because of a broken bolt. Well, you can put your mind at ease when using ARP premium grade oil pump bolt and stud kits. You have a choice of black oxide finished 8740 chrome moly steel or low maintenance stainless steel. Both are nominally rated at 170,000 PSI tensile strength to provide you with plenty of clamping force. Moreover, take your pick between conventional hex style or 12 point designs. This is insurance that no conscientious engine builder should be without The studs come with flat washers and nuts, while the Ford bolt kit has flat washers only. These inexpensive fasteners can literally save your engine.

Product Features:
  • Nominally Rated At 170,000 PSI Tensile Strength To Provide You With Plenty Of Clamping Force
  • Premium Grade Oil Pump Stud
  • The Studs Come With Flat Washers And Nuts
  • Black Oxide Finished 8740
  • Hi-Volume
  • 3.125″
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Spectre – Engine Dress Steel Up Kit (Part No.54083)

Engine Dress Steel Up Kit

from

$119.99
Spectre’s Engine Dress-Up Kit was designed for the ’58-’86 Chevrolet small block 265-400. This kit includes: stock height baffled covers, chrome T-bar hold downs, chrome PCV breather, chrome breather, chrome oil filler cap, grommets, and a stainless steel braided PCV hose with red/blue Magna-Clamps. Designed for use with OE specifications for fit and function, Spectre products are engineered to perform as good as they look.

Product Features:
  • For Chevrolet small block 265 and 400
  • Kit includes: stock height baffled covers, chrome T-bar hold downs, chrome PCV breather, chrome breather, chrome oil filler cap, grommets, and a stain
  • Designed for use with OE specifications for fit and function
  • Made from high quality material
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Spectre – Engine Dress Steel Up Kit (Part No.5403)

Engine Dress Steel Up Kit

from

$179.99
Spectre’s chrome engine kits are designed to give the top of your engine an amazing look in one neat package. This chrome engine kit includes chrome valve covers, chrome valve cover bolts, a chrome dip stick and a chrome plated timing cover.

Product Features:
  • Chrome valve covers
  • Chrome valve cover bolts
  • Chrome dip stick and tube
  • Chrome timing cover
  • Dresses up the engine
  • Triple plated chrome
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Felpro – Engine Gasket Set (Part No.KS 2600)

Engine Gasket Set

from

$56.99
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:
  • 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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Felpro – Engine Gasket Set (Part No.KS 2606)

Engine Gasket Set

from

$55.99
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:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered and manufactured specifically for the repair environment
  • Unsurpassed quality you can trust
  • Includes all parts needed to complete the repair
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Sealed Power – Engine Gasket Set (Part No.260-1000AT)

Engine Gasket Set

from

$114.99
Fel-Pro® gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

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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Engine Kits Brands You Can Trust For Your GMC G25

7 trusted brands of Engine Kits line our shelves, ready to help keep your GMC G25 running smooth. Below are some of the most popular brands and their top Engine Kits offerings:

Popular Felpro Engine Kits

Felpro products for the GMC G25 span several categories. Some of the highest-rated Felpro Engine Kits that will fit your GMC G25 are:
Engine Gasket Set
from $56.99
(5)
Engine Gasket Set
Gasket Kit Sets

Most Purchased GMC G25 Engine Kits from Felpro

When you buy the most frequently purchased Felpro brand Engine Kits, you can be confident it will be the right part for your GMC G25. Here are the Felpro Engine Kits Advanced Auto customers buy the most:
Engine Gasket Set
from $56.99
(5)
Engine Gasket Set
Gasket Kit Sets
Engine Gasket Set
from $55.99
This product is not rated
Engine Gasket Set
Gasket Kit Sets
Remanufactured Crankshaft Kit
from $242.99
(3)
Remanufactured Crankshaft Kit
Engine Crankshaft Kits

FAQs for GMC G25 Engine Kits

What are the most purchased Engine Kits for the GMC G25?

Out of 18 Engine Kits for the GMC G25, the most popular in our inventory are:
Engine Gasket Set
from $55.99
This product is not rated
Engine Gasket Set
Gasket Kit Sets
For Use With Small/ Big Block Chevy, Hex Head, Black Oxide, With Nuts/ Washers
from $7.99
This product is not rated
For Use With Small/ Big Block Chevy, Hex Head, Black Oxide, With Nuts/ Washers
Engine Oil Deep Sump Kits
Engine Dress Steel Up Kit
from $119.99
(2)
Engine Dress Steel Up Kit
Engine Dress Up Kits

What are the top-rated GMC G25 Engine Kits?

Top-rated Engine Kits for your GMC G25 based on customer reviews/ratings are:
Remanufactured Crankshaft Kit
from $242.99
(3)
Remanufactured Crankshaft Kit
“This product is going to be used for a rebuild on eight 350 Chevrolet engine. The existing crankshaft was beyond repair and advance auto parts offer”
Engine Dress Steel Up Kit
from $179.99
(2)
Engine Dress Steel Up Kit
“good product”
Remanufactured Crankshaft Kit
from $309.99
(1)
Remanufactured Crankshaft Kit
“u cant go wrong with an new crank with an well known brand installed it into a 700 hp motor with 0 issues yes this is an all around type of product to”