1978 GMC C25 Distributors

Essential 1978 GMC C25 Distributors

ACDelco – Ignition Distributor Cover (Part No.1875960X)

Ignition Distributor Cover

from

$19.49
ACDelco Professional Distributor Cap Cover is a high quality aftermarket replacement component for one or more of the following vehicle systems: cooling, hvac, ignition, starting and charging, body-electrical and lighting, wiper and washer, and/or engine fuel management. This premium aftermarket cover is manufactured to meet or exceed your expectations for fit, form, and function.

Product Features:
  • Professional, premium aftermarket replacement
  • Provides the performance and dependability you expect from ACDelco
  • Manufactured to meet expectations for fit, form, and function
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Carquest Premium – Distributor Cap Cover (Part No.CAC1105)

Distributor Cap Cover

from

$12.49
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
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Carquest Premium – Distributor Cap Carbon Button (Part No.CAA1216)

Distributor Cap Carbon Button

from

$9.49
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
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Mallory – Unilite Electronic Ignition Distributor Series 37 (Part No.3748201)

Unilite Electronic Ignition Distributor Series 37

from

$437.99
The industry standard with adjustable mechanical advance curve. Triggered by photo-optic infrared LED system. Improved combustion efficiency and economy, increased spark plug life and cold weather starting, and maintenance free operation.

Product Features:
  • Improved Combustion And Economy
  • Increased Spark Plug Life
  • Improved Cold Weather Starting
  • Maintenance Free Operation
  • Accurate Spark Timing
  • Self-Lubricating Bushings
  • Years Of Trouble-Free Service
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MSD Ignition – Distributor; Chevy V8; Billet with Vacuum Advance (Part No.8361)

Distributor; Chevy V8; Billet with Vacuum Advance

from

$399.99
The street Pro-Billet is a popular route for people looking for proven race performance for their street cars. A vacuum advance canister provides economy and the proven MSD mechanical advance gives you the opportunity to dial-in a timing curve to fit your needs. Inside, an oversized steel shaft is QPQ coated for low friction and rides in a sealed ball bearing at the top of the distributor with an extra-long sintered bushing at the bottom. This combination keeps the shaft steady creating accurate spark delivery at any RPM. The street Pro-Billet relies on a magnetic pick-up to trigger the MSD Ignition control which delivers the powerful sparks to the coil. This pick-up is extremely accurate and never needs adjusting.

Product Features:
  • Designed for street/performance use w/mechanical or vacuum adv.
  • Must Be Used w/An MSD Ignition Control
  • Supplied w/An HEI Style Distributor Cap And Rotor
  • Accepts Cap-A-Dapts
  • O-ring seals can be installed for oil press. control (Mods only)
  • Special oil tract improves lubrication to the dist./cam gear
  • Nylon pads ensure smooth operation of the advance weights
  • Advance weight pins are staked and tig welded to the plate
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MSD Ignition – Distributor; Street Fire; Chevrolet V8 GM HEI with 4-Pin Module (Part No.8362)

Distributor; Street Fire; Chevrolet V8 GM HEI with 4-Pin Module

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$259.99
Introducing the Street Fire value-line brand of MSD Ignition. Street Fire components offer a quality designed alternative to the bottom bargain parts that are springing up all over. We’re so assured with the quality of our new Street Fire HEI distributor that we provide a one year warranty with it! We know the importance of a centrifugal advance in a distributor so our engineers made sure that the Street Fire receive an advance assembly with coated weights and welded weight pins (Not just pressed in like other models). Another area that you cannot afford to scrimp on is with a distributor gear. The Street Fire is fit with the same gear that is used on our Pro-Billet models. The metallurgy of this gear has been refined for years to perform through the harshest conditions. Inside, the ignition module and coil work together to produce a stout spark to light the fuel mixture for great performance.

Product Features:
  • Included 4-Pin Module
  • The only value priced HEI with a full one year warranty
  • Heavy duty distributor gear for durability
  • Welded weight pins and heavy duty construction
  • Adjustable vacuum advance helps tune it to each engine
  • 21° of mechanical advance
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Carquest Premium – Distributor Drive Gear (Part No.DGA1005)

Distributor Drive Gear

from

$48.99
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
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Carquest Premium – Distributor Cap and Rotor Kit (Part No.CAE1887)

Distributor Cap and Rotor Kit

from

$43.49
Distributor Cap and Rotor Kit

Accel – HEI Distributor Cap & Rotor Kit with Arc-Thru Protection (Part No.8122)

HEI Distributor Cap & Rotor Kit with Arc-Thru Protection

from

$42.49
ACCEL cap and rotor kits offer superior protection from “arc-thru” and crossfire. Features 60k V-rated alkyd compound, stress-relieved at molding to ensure stability. Brass inserts and steel rotor springs provide for high spark energy flow.

Product Features:
  • Features Protection From Arc Thru And Crossfire
  • Features 60k V Rated Alkyd Compound
  • Brass Terminals Inserts And Steel Rotor Springs
  • High Spark Energy Flow
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Carquest Premium – Distributor Cap (Part No.CAE1064)

Distributor Cap

from

$33.99
Carquest premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
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MSD Ignition – Distributor Gear; MSD Chevy Distributor; .500 ID; Iron (Part No.8531)

Distributor Gear; MSD Chevy Distributor; .500 ID; Iron

from

$54.39
This gear test fixture features variable rpm and oil pressure control allowing MSD engineers the ability to maintain the exact conditions that they want for gear tests. Severe loads can be placed on the gear and the fixture can spin up to 10,000 rpm. Features increased outer hardened layer thickness (RC 55-60). Micro polished surface for smooth contact. Proprietary formulated ductile iron. Melonite QPQ coated reduces friction and initial wear. Interstitial carbide concentration improves wear resistance and running properties.

Product Features:
  • Increased outer hardened layer thickness (RC 55-60)
  • Micro Polished Surface For Smooth Contact
  • Proprietary formulated ductile iron.
  • Melonite QPQ coated reduces friction and initial wear
  • Interstitial carbide improves wear resistance/running properties
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Felpro – DISTRIBUTOR MOUNTING GASKET (Part No.70194)

DISTRIBUTOR MOUNTING GASKET

from

$2.29
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered for the sealing repair environment
  • Validated for fit, form and function
  • Unsurpassed quality you can trust
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Carquest Premium – Distributor Vacuum Advance (Part No.VBC1069)

Distributor Vacuum Advance

from

$25.49
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
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Carquest Premium – Distributor Vacuum Advance (Part No.VBC1129)

Distributor Vacuum Advance

from

$24.99
CARQUEST premium engine management products provide the right automatic transmission speed sensor for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions. Designed to meet OE quali

Product Features:
  • Lifecycle tested to meet or exceed OE specifications
  • Direct OE replacement
  • High strength thermoplastic is resistant to shock, temperature and chemicals. Also protects internal components from moisture and contaminants.
  • Global coverage for import and/or domestic applications.
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Carquest Premium – Distributor Vacuum Advance (Part No.VBC1098)

Distributor Vacuum Advance

from

$14.79
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
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MSD Ignition – Vacuum Advance Mechanism (PN 8460/PN 8461) (Part No.8463)

Vacuum Advance Mechanism (PN 8460/PN 8461)

from

$36.49
This is the replacement canister for MSD distributors equipped with vacuum advance (except the PN 8365 and PN 8362 HEI distributors.)

Product Features:
  • Replacement Canister
  • Vacuum Advance Mechanism
  • For Replacement On PN[8460/8461]
  • Size Replacement Canister For Distributor PN[8360/8361]
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ACDelco – Ignition Distributor Vacuum Advance (Part No.D1321AX)

Ignition Distributor Vacuum Advance

from

$30.99
ACDelco Professional Distributor Vacuum Advance is a high quality aftermarket replacement component for one or more of the following vehicle systems: cooling, hvac, ignition, starting and charging, body-electrical and lighting, wiper and washer, and/or engine fuel management. This premium aftermarket advance is manufactured to meet or exceed your expectations for fit, form, and function.

Product Features:
  • Professional, premium aftermarket replacement
  • Provides the performance and dependability you expect from ACDelco
  • Manufactured to meet expectations for fit, form, and function
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ACDelco – Distributor Rotor (Part No.D448X)

Distributor Rotor

from

$16.49
ACDelco Professional Distributor Rotor is a high quality aftermarket replacement component for one or more of the following vehicle systems: cooling, hvac, ignition, starting and charging, body-electrical and lighting, wiper and washer, and/or engine fuel management. This premium aftermarket rotor is manufactured to meet or exceed your expectations for fit, form, and function.

Product Features:
  • Professional, premium aftermarket replacement
  • Provides the performance and dependability you expect from ACDelco
  • Manufactured to meet expectations for fit, form, and function
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Carquest Premium – Distributor Rotor (Part No.DAA1029)

Distributor Rotor

from

$19.99
Carquest premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
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Carquest Premium – Distributor Rotor (Part No.DAA1001)

Distributor Rotor

from

$9.99
Carquest premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
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Carquest – Distributor Rotor (Part No.23A1006)

Distributor Rotor

from

$7.99
High-quality products that meet OE appearance and performance to provide professional technicians and DIYers with a cost-effective solution.

Product Features:
  • High-quality products that meet OE appearance and performance to
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Carquest – Distributor Rotor (Part No.D157)

Distributor Rotor

from

$13.05
BWD SELECT designs, specifies, and manufactures replacement parts with one goal in mind-make them the very best. To maximize performance and longevity, we use the finest materials and improve on OE specifications, whenever possible.

Product Features:
  • High-quality direct replacement electrical connector allows you to replace only the damaged connector instead of the entire harness for a cost-effective repair
  • The terminal is manufactured with high grade materials such as copper alloy, brass, and phosphor bronze.  The housing is fabricated using polyamide resins.  All of the materials together provide the connectors with prolonged life and superior performance.
  • All electrical connectors are 100% tested for proper mechanical and electrical fit, form and function
  • Offering thousands of high-quality pigtails & sockets for nearly every electrical job
  • Noise-suppressing coating on segment prevents electrical interference with radio and other electronic circuits
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Edelbrock – KIT PARTS (Part No.4802)

KIT PARTS

from

$13.99
KIT PARTS

1978 GMC C25 Distributors

Maybe you’re in the middle of a full rebuild of that 1978 GMC C25. Maybe you just need a couple of Distributors. Either way, Advance Auto Parts has 50 different Distributors in our inventory ranging from $2.29 to $594.99. That means you can find the exact parts or products you need to keep that 1978 GMC C25 running smoothly.

Distributors are only as good as their brand. We stock 11 different brands to make sure you have plenty of trusted parts to choose from for your 1978 GMC C25. ACDelco, FELPRO, and Carquest are just some of the brands we stock. Search for brands you know or compare prices and reviews to help you decide!

We know you’ll find the perfect Distributors for your 1978 GMC C25, but don’t take our word for it – read our customer ratings and reviews and buy with confidence. Out of the 344 reviews in this category, some of the top rated parts include Distributor; Street Fire; Chevrolet V8 GM HEI with 4-Pin Module with 4.7 stars and Distributor Cap with 5.0 stars.

So if you’re in the market for aftermarket Distributors to keep your 1978 GMC C25 rolling for years to come, look no further. Shop online and have your products shipped direct to your door, or pick up at the nearest Advance Auto Parts location today!

Distributors Brands To Make Your 1978 GMC C25 Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 1978 GMC C25 demands trusted brand parts and products to keep it running. Many trusted brands of Distributors make up Advance Auto Parts’ inventory, and all are ready to help make your C25 the best it can be. Be sure to browse some of our top Distributors brands and parts.

Popular Carquest Premium Distributors

We carry Carquest Premium parts in our stock across Distributors categories, plus more. For a 1978 GMC C25, our most popular Carquest Premium Distributors include:
Distributor T1845: 100% New, With Cap and Rotor
from $169.99
(4)
Distributor T1845: 100% New, With Cap and Rotor
Distributors

Top 1978 GMC C25 Distributors from ACDelco

ACDelco products are another trusted brand when it comes to Distributors for your 1978 GMC C25. Popular ACDelco parts include:
Distributor Rotor
from $16.49
(12)
Distributor Rotor
Distributor Rotor Buttons
Ignition Distributor Cap
from $26.49
(11)
Ignition Distributor Cap
Distributor Cap Kits

FAQs for 1978 GMC C25 Distributors

What are the most purchased Distributors for the 1978 GMC C25?

Out of 50 Distributors for the 1978 GMC C25, the most popular in our inventory are:
DISTRIBUTOR MOUNTING GASKET
from $2.29
(5)
DISTRIBUTOR MOUNTING GASKET
Distributor Mount Gaskets
HEI Distributor Cap & Rotor Kit with Arc-Thru Protection
from $42.49
(23)
HEI Distributor Cap & Rotor Kit with Arc-Thru Protection
Distributor Cap Kits
Distributor Cap
from $19.05
(1)
Distributor Cap
Distributor Cap Kits

What are the top-rated 1978 GMC C25 Distributors?

Top-rated Distributors for your 1978 GMC C25 based on customer reviews/ratings are:
Distributor; Street Fire; Chevrolet V8 GM HEI with 4-Pin Module
from $259.99
(20)
Distributor; Street Fire; Chevrolet V8 GM HEI with 4-Pin Module
“Best Distributor I have ever bought, has made a big difference on my small block Chevy. Stronger spark, more powerful combination, which allows no mor”
Distributor Cap
from $17.05
(3)
Distributor Cap
“Replaced a bad cap on classic I’m working on”
Distributor Rotor
from $11.05
(3)
Distributor Rotor
“Goes along with cap..”