1978 GMC P25 Air Intakes

Essential 1978 GMC P25 Air Intakes

Edelbrock – Carburetor Accelerator Pump Cam Kit #12403 for 2300, 4150, And 4160 Carburetors (Part No.12403)

Carburetor Accelerator Pump Cam Kit #12403 for 2300, 4150, And 4160 Carburetors

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$40.99
The Edelbrock #12403 Accelerator Pump Cam Kit Assortment Package of 8. These accelerator pump cams will have different shapes and profiles, allowing you to fine tune the accelerator pump’s performance to the engine’s requirements. Cam “lift” will directly

Product Features:
  • Multi-Color
  • Plastic Material
  • Fits Holley® 2300, 4150, And 4160 Carburetors
  • Set of 8
  • Made In The USA
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Felpro – Carburetor Choke Tube Gasket (Part No.72587)

Carburetor Choke Tube Gasket

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$1.49
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
  • Unsurpassed quality you can trust
  • Validated for fit, form and function
  • 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 – Carburetor Vacuum Secondary Spring Kit #12412 Includes 7 Springs (Part No.12412)

Carburetor Vacuum Secondary Spring Kit #12412 Includes 7 Springs

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$24.99
The Edelbrock #12412 Vacuum Secondary Spring Kit includes 7 springs that will fit on Holley 4150, 4150HP, 4160 series and various Demon Carburetors.

Product Features:
  • Steel Material
  • For Holley® 4150, 4150HP, 4160; Demon King, Mighty, Race, Road, Sea, Speed; Barry Grant Claw
  • Includes Lightest To Heavy
  • Set of 7
  • Made in The USA
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Edelbrock – Carburetor Gasket Kit #12371 Fits 4160 Carburetors (Part No.12371)

Carburetor Gasket Kit #12371 Fits 4160 Carburetors

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$19.99
The Edelbrock #12371 kit includes the primary fuel bowl gasket, the primary metering block gasket, the secondary metering block gasket and a metering plate gasket. The Edelbrock #12371 fits Holley 4160 carburetors.

Product Features:
  • Nitrile Rubber Material
  • Metering Block Type
  • Set of 4
  • Fits Holley® 4160 Carburetors
  • Made In The USA
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Wells Vehicle Electronics – Carburetor Choke Pull-Off (Part No.1C1099)

Carburetor Choke Pull-Off

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$44.99
The carburetor is a device used to mix air and vaporized fuel for combustion in old school engine applications. The last year for carburetors in motor vehicles used on the road in the U.S. is listed as 1994. The carburetor was typically a down draft style device where oxygen was drawn from the top of the carburetor pulled in by the engine vacuum through a venturi style opening, just above the venturi were jets, or metered openings where fuel was pulled from a bowl of fuel within the carburetor.

Product Features:
  • Application matched components ensure carburetor can be returned to like new condition.
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Carquest – Needle and Seat (Part No.93-554R)

Needle and Seat

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$9.49
High-quality products that meet OE appearance and performance to provide professional technicians and DIYers with a cost-effective solution.

Product Features:
  • Designed to OE standards for ease of installation
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Mr. Gasket – Intake Manifold Bolts (Part No.955G)

Intake Manifold Bolts

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$15.49
These grade 5 socket head bolts are zinc plated for protection and appearance. Hardened flat washers provide uniform torque & prevent galling on aluminum manifolds. Includes twelve (12) 3/8-16 x 1 inch bolts & washers.

Product Features:
  • Grade 5 socket head bolts are zinc plated for protection and appearance
  • Hardened flat washers provide uniform torque & prevent galling on aluminum manifolds
  • Washers Included
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ARP Auto Racing – For Use With Chevy 265/ 400 Cubic", Hex Style Head Type, Polished, Ss (Part No.434-2001)

For Use With Chevy 265/ 400 Cubic", Hex Style Head Type, Polished, Ss

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$46.49
Prevent intake manifold leaks with ARP quality fasteners. They are rated at 170,000 PSI and precision machined for optimum thread engagement. Wide under head flange and companion washers provide even load distribution. Precision rolled threads prevent galling while promoting more consistent torque loading. Facilitates optimum sealing of gasket surfaces. Available in choice of black oxide finish chrome moly or corrosion resistant stainless steel, as well as hex or 12 point heads.

Product Features:
  • Nominally Rated At 170,000 PSI Tensile Strength
  • Precision Machined Threads For Secure Engagement, And Would not Rust
  • Wide Under Head Flange And Companion Washers Provide Even Load Distribution
  • Precision Rolled Threads Prevent Galling While Promoting More Consistent Torque Loading
  • Facilitates Optimum Sealing Of Gasket Surfaces
  • 1″ Long
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Edelbrock – Single-Quad Manifold and carb Kit for 1957-86 Small-Block Chevy (Part No.2023)

Single-Quad Manifold and carb Kit for 1957-86 Small-Block Chevy

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$900.99
The Edelbrock #2023 Single-Quad Manifold and carb kit is designed for 1957-86 Small-Block Chevy applications. With a Manifold and Carb Kit, it’s easy to upgrade your induction system with the best combination of Edelbrock proven performance and looks in a

Product Features:
  • Satin Finish
  • Single-Quad Manifold
  • Thunder Series AVS2 800 cfm Carb
  • Performer RPM Manifold
  • Made In The USA
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Edelbrock – RPM Dual-Quad manifold and carb Kit for 1957-86 Small-Block Chevy (Part No.2025)

RPM Dual-Quad manifold and carb Kit for 1957-86 Small-Block Chevy

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$1776.99
Varying manifold and carburetor combinations. Suits engines air and fuel requirements. High quality Edelbrock intake gasket set. Includes gasgacinch gasket sealer. All necessary hardware included. Resists discoloration from heat. Available in cast, polished or endurashine finish.

Product Features:
  • Based on Performer RPM-Series with Unique Air Gap
  • Convert From Single To Dual-Quad Intake
  • Produces Incredible Top-End Horsepower
  • Edelbrock Total Power Package Maximizes Gains
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Edelbrock – Standard Flow Carburetor Power Valve #12655 Single Stage 5.5in Hg (Part No.12655)

Standard Flow Carburetor Power Valve #12655 Single Stage 5.5in Hg

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$16.99
Product Features:
  • The Edelbrock #12645 Single Stage 5.5 Hg Power Valve operates by using engine vacuum to control the opening and closing rate.
  • During heavy load or under full power situations, they open to supply additional fuel to the main system to eliminate hesitation and bogging, ensuring the smooth delivery of power without any drivability concerns.
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Edelbrock – Standard Flow Carburetor Power Valve #12665 Single Stage 6.5in Hg (Part No.12665)

Standard Flow Carburetor Power Valve #12665 Single Stage 6.5in Hg

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$16.99
Product Features:
  • The Edelbrock #12665 Single Stage 6.5 Hg Power Valve operates by using engine vacuum to control the opening and closing rate.
  • During heavy load or under full power situations, they open to supply additional fuel to the main system to eliminate hesitation and bogging, ensuring the smooth delivery of power without any drivability concerns.
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Felpro – INTAKE MANIFOLD GASKET SET (Part No.MS 90314-3)

INTAKE MANIFOLD GASKET SET

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$22.49
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:
  • DESIGNED FOR IMPERFECT SEALING SURFACES — Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
  • SEALING TECHNOLOGIES — Exclusive sealing innovations and technologies with proprietary materials and unique design features to ensure a superior seal for your repair
  • ENGINEERING EXPERTISE — Parts are designed, reviewed, validated and approved by Fel-Pro engineers through rigorous research and development
  • REAL-WORLD TESTED — Parts are tested on-vehicle and validated to ensure optimal performance on the road
  • EVERY PART FOR THE REPAIR — Fel-Pro gasket sets include every part needed for the repair unless otherwise noted
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Felpro – Engine Intake Manifold Gasket Set (Part No.MS 90314-2)

Engine Intake Manifold Gasket Set

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$29.99
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:
  • DESIGNED FOR IMPERFECT SEALING SURFACES — Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
  • SEALING TECHNOLOGIES — Exclusive sealing innovations and technologies with proprietary materials and unique design features to ensure a superior seal for your repair
  • ENGINEERING EXPERTISE — Parts are designed, reviewed, validated and approved by Fel-Pro engineers through rigorous research and development
  • REAL-WORLD TESTED — Parts are tested on-vehicle and validated to ensure optimal performance on the road
  • EVERY PART FOR THE REPAIR — Fel-Pro gasket sets include every part needed for the repair unless otherwise noted
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Wells Vehicle Electronics – Carburetor Tune-Up Kit (Part No.2G1741)

Carburetor Tune-Up Kit

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$22.99
WVE is a leading source of advanced vehicle electronics components for replacement applications in the automotive aftermarket and original equipment applications. WVE offers high-technology manufacturing along with innovative solutions and improvements to OE designs. Every component either matches or improves on the OE design to ensure fast, easy installation, superior performance and reliability.
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Wells Vehicle Electronics – Carburetor Tune-Up Kit (Part No.2G1740)

Carburetor Tune-Up Kit

from

$29.99
WVE is a leading source of advanced vehicle electronics components for replacement applications in the automotive aftermarket and original equipment applications. WVE offers high-technology manufacturing along with innovative solutions and improvements to OE designs. Every component either matches or improves on the OE design to ensure fast, easy installation, superior performance and reliability.
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Edelbrock – Standard Main Jet Carburetor Metering Jet #12457 Size .056 (Pair) (Part No.12457)

Standard Main Jet Carburetor Metering Jet #12457 Size .056 (Pair)

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$13.99
The Edelbrock 94 #12457 Carburetor Jets .057″Intended for tuning the Edelbrock 94 carburetor, but will also fit original Holly 94’s and its later variations. Jets sold in pairs.

Product Features:
  • 57 Maximum Jet Size
  • 0.056 in. Orifice Diameter
  • 1/14-32 in. Thread Size
  • Standard Main Jet Type
  • Set of 2
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Edelbrock – Standard Main Jet Carburetor Metering Jet #12456 Size .055 (Pair) (Part No.12456)

Standard Main Jet Carburetor Metering Jet #12456 Size .055 (Pair)

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$13.99
The Edelbrock 94 #12456 Carburetor Jets .056″ Intended for tuning the Edelbrock 94 carburetor, but will also fit original Holly 94’s and its later variations. Jets sold in pairs.

Product Features:
  • 56 Maximum Jet Size
  • 0.055 in. Orifice Diameter
  • 1/14-32 in. Thread Size
  • Standard Main Jet Type
  • Set of 2
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Edelbrock – Carburetor Accelerator Pump Diaphragm #12401 50cc (Part No.12401)

Carburetor Accelerator Pump Diaphragm #12401 50cc

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$31.99
Edelbrock #12401 50cc Accelerator Pump Diaphragm for 4150 Carburetors. Proper installation is the responsibility of the installer. Improper installation will void your warranty and may result in poor performance and engine or vehicle damage.

Product Features:
  • Rubber Material
  • For Holley®, Barry Grant, And Demon Gasoline Carburetors
  • No Hardware Included
  • 50cc Volume
  • Made iIn The USA
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Edelbrock – Carburetor Accelerator Pump Diaphragm #12400 30cc (Part No.12400)

Carburetor Accelerator Pump Diaphragm #12400 30cc

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$12.99
Product Features:
  • The Edelbrock Accelerator Pump Diaphragm 30cc Gasoline #12400 for 4150 Carburetors Proper installation is the responsibility of the installer.
  • Improper installation will void your warranty and may result in poor performance and engine or vehicle damage
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Dorman – Help – Throttle Return Spring (Part No.59209)

Throttle Return Spring

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$9.99
This throttle return spring 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 throttle return spring matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this spring 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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United Carb – Remanufactured Carburetor 4 Barrel (Part No.3-3592)

Remanufactured Carburetor 4 Barrel

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$289.99
Made in the USA, this remanufactured carburetor is completely disassembled and all internal parts, such as gaskets, gas filters, needle/seats and accelerator plunger cups, are discarded. All metal castings are thoroughly cleaned and restored to OEM (original equipment manufacturer) finish. Then the carburetor is reassembled to OEM-quality standards using all new component parts. Each carburetor is flow tested to simulate actual engine conditions, and all internal and external adjustments are set to OEM specifications.
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United Carb – Remanufactured Carburetor 4 Barrel (Part No.3-3512)

Remanufactured Carburetor 4 Barrel

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$331.99
Made in the USA, this remanufactured carburetor is completely disassembled and all internal parts, such as gaskets, gas filters, needle/seats and accelerator plunger cups, are discarded. All metal castings are thoroughly cleaned and restored to OEM (original equipment manufacturer) finish. Then the carburetor is reassembled to OEM-quality standards using all new component parts. Each carburetor is flow tested to simulate actual engine conditions, and all internal and external adjustments are set to OEM specifications.
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Felpro – Air Cleaner Mounting Gasket (Part No.60038)

Air Cleaner Mounting Gasket

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$3.29
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, providing unsurpassed quality for a seal you can trust
  • Validated for fit, form, and function
  • Engineered for the sealing repair environment
  • Each Fel-Pro gasket, no matter how small, is engineered to exacting standards with proprietary design, engineering and manufacturing processes
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Carquest – Carburetor Choke Thermostat (Part No.779-663)

Carburetor Choke Thermostat

from

$35.05
High-quality products that meet OE appearance and performance to provide professional technicians and DIYers with a cost-effective solution.

Product Features:
  • Designed to OE standards for ease of installation
  • Designed and manufactured to our stringent quality standards at a certified facility, so you can install with confidence
  • Premium components and durable materials withstand harsh engine conditions to increase longevity and lifespan
  • Undergoes extensive testing and validation for proper performance and peak reliability
  • As a global manufacturer of automotive aftermarket products, we maintain complete quality control throughout the manufacturing process
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1978 GMC P25 Air Intakes

You count on your 1978 GMC P25 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 Air Intakes. With 38 Air Intakes ranging in price from $1.49 to $1,776.99, you’re sure to find everything you need for your 1978 GMC P25.

Brands matter. If you want to shop a specific Air Intakes brand, we stock 8 different brands like Felpro, Mr. Gasket, and Edelbrock. 1978 GMC P25 Air Intakes start as low as $1.49!

One of the best ways to find top quality OEM or aftermarket Air Intakes is by asking professionals. Short of that, you can shop with confidence thanks to our 142 extensive product reviews on 1978 GMC P25 Air Intakes. Some of the top-rated Air Intakes products we carry are Standard Flow Carburetor Power Valve #12625 Single Stage 2.5in Hg with 4.5 stars and Carburetor Vacuum Secondary Spring Kit #12412 Includes 7 Springs with 4.5 stars.

Did we mention you can order your Air Intakes 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 Air Intakes inventory for your 1978 GMC P25 below to get started!

Top-Rated Air Intakes Brands For Your 1978 GMC P25

Trusted Air Intakes OEM and aftermarket product brands are what Advance Auto Parts specializes in. The brands we work with are sure to keep that 1978 GMC P25 running right for years to come. In our inventory you’ll find brands like Felpro, Mr. Gasket, Edelbrock, and even more.

Popular Felpro Air Intakes

You’ll find popular Felpro brand products across Air Cleaner Parts and Carburetor Parts. All are waiting to get your 1978 GMC P25 back on the road. Some of the top-rated Felpro products in these categories are:
Air Cleaner Mounting Gasket
from $3.29
(39)
Air Cleaner Mounting Gasket
Air Cleaner Mount Gaskets
Carburetor Mounting Gasket
from $6.79
(3)
Carburetor Mounting Gasket
Carburetor and Injector Mount Gaskets
Engine Intake Manifold Gasket Set
from $29.99
(46)
Engine Intake Manifold Gasket Set
Intake Manifold Gasket Sets

FAQs for 1978 GMC P25 Air Intakes

What are the most purchased Air Intakes for the 1978 GMC P25?

Out of 38 Air Intakes for the 1978 GMC P25, the most popular in our inventory are:
Intake Manifold Bolts
from $15.49
(12)
Intake Manifold Bolts
Intake Manifold Bolt Sets
Carburetor Repair Kit #12750 Fits Most Holley 4160 Carburetors
from $43.99
This product is not rated
Carburetor Repair Kit #12750 Fits Most Holley 4160 Carburetors
Carburetor and Injector Seal Kits
Carburetor Accelerator Pump Diaphragm #12400 30cc
from $12.99
(1)
Carburetor Accelerator Pump Diaphragm #12400 30cc
Carburetor Accelerator Pump Diaphragms

What are the top-rated 1978 GMC P25 Air Intakes?

Top-rated Air Intakes for your 1978 GMC P25 based on customer reviews/ratings are:
Carburetor Gasket Kit #12382 Fits 2300, 4150, 4160, 4175, And 4500 Carburetors
from $14.99
(4)
Carburetor Gasket Kit #12382 Fits 2300, 4150, 4160, 4175, And 4500 Carburetors
“Was the wrong slip joint. Catalog was very confusing to use and misleading. Had to locate through another website.”