EP-1454 Electronic Distributor for Buick Century Chevy Camaro Celebrity Pontiac Firebird

The EP-1454 is a complete electronic distributor for mid-1980s GM vehicles including Buick Century, Chevrolet Camaro (base), Celebrity, Pontiac Firebird (base), GMC Safari, and Oldsmobile Calais with 2.5L Iron Duke 4-cylinder and 2.8L V6 engines (1985-1987). Verify OEM 1103634 or 1103829. Ships with cap and rotor. Replaces 1103634 / 1103829 / 84-1454 / 30-1454 / DST1454. ISO 9001:2015, CE-EMC, UL, UKCA certified.

EP Aftermarket Ignition Distributor

EP-1454 — Electronic Distributor for Buick Century / Chevrolet Camaro Celebrity / Pontiac Firebird

GM 4CYL / V6 distributor · Buick Century / Camaro / Celebrity / Firebird · 1983-1987 · Replaces 1103634 1103829 · Cap rotor included

ISO 9001:2015CE-EMCUKCAGlobal Export

Model

EP-1454

Type

Electronic

Engine

4CYL / V6

Application

Century/Camaro/Celebrity

OEM

1103634 / 1103829

Technical specifications

ParameterDetail
EP Model No.EP-1454
Product typeElectronic Ignition Distributor — Complete Assembly
Vehicle applicationBuick Century · Chevrolet Camaro · Chevrolet Celebrity · Pontiac Firebird · GMC Safari · Oldsmobile Calais
EngineGM 2.5L 4-cylinder and V6 engine variants, 1983-1987
IncludesDistributor body, cap, rotor, and ignition module
Replaces OEM1103634 · 1103829 · 1103632 · 84-1454 · 30-1454 · DST1454
CertificationISO 9001:2015 · CE-EMC · UL · UKCA
BrandEP (Ever-Power)

The EP-1454 is an electronic distributor for a broad range of GM vehicles from the mid-1980s A-body, F-body, and N-body platforms equipped with the 2.5L Iron Duke 4-cylinder and 2.8L V6 engines. This multi-nameplate application reflects the shared platform and powertrain strategy that GM employed across Buick, Chevrolet, Pontiac, Oldsmobile, and GMC in this era -- the same basic engine and drivetrain components appearing across multiple brand lines.

The GM 2.5L Iron Duke 4-cylinder is one of the most common base engines of the mid-1980s GM lineup, appearing in economy configurations of the Camaro, Firebird, Celebrity, and other A-body vehicles. The distributor for this application is a compact unit matching the 4-cylinder firing order and ignition requirements. The EP-1454 also covers V6 variants in the same vehicle platforms where the connector and housing configuration matches.

The A-Premium cross-reference confirms: Compatible with Chevrolet Camaro, Astro, Celebrity, Citation II, LLV and Buick Century, Somerset, Skylark and Oldsmobile Calais and Pontiac 6000, Fiero -- reference numbers 30-1454, 301454, 84-1454, 841454, 1103634, 1103829, 1103632, DST1454.

EP automotive ignition distributor precision production equipment

Key features

Multi-nameplate GM A/F/N-body coverage

Covers the 2.5L Iron Duke 4-cylinder and 2.8L V6 across Buick, Chevrolet, Pontiac, Oldsmobile, and GMC vehicles from the 1985-1987 period.

Iron Duke 4-cylinder primary application

The GM 2.5L Iron Duke was the base engine across many mid-1980s GM platforms -- EP-1454 provides reliable replacement coverage for this widely-installed engine.

Replaces 1103634 / 1103829 and all cross-refs

Direct replacement for the complete range of aftermarket cross-references: 30-1454, 84-1454, DST1454.

Complete cap and rotor assembly

Ships with ignition module, cap, and rotor.

Vehicle fitment

MakeModelYearsEngine
BuickCentury1985-1987V6 2.8L / L4 2.5L
ChevroletCamaro1985-1986L4 2.5L
ChevroletCelebrity1985-1986L4 2.5L / V6 2.8L
PontiacFirebird1985-1986L4 2.5L
GMCSafari Van1985-1986L4 2.5L
OldsmobileCalais1985-1986L4 2.5L

EP GM distributor full series compatibility overview

Application scenarios

Celebrity and Century base engine service

Service shops maintaining 1985-1986 Chevrolet Celebrity and Buick Century base 4-cylinder and V6 models use EP-1454 for distributor replacement.

Base Camaro and Firebird 4-cylinder

Base-engine F-body owners with the 2.5L Iron Duke use EP-1454 for economical distributor service.

GM A-body multi-brand wholesale

Parts distributors covering the broad GM A-body and F-body mid-1980s platform stock EP-1454 for this high-quantity multi-nameplate application.

Installation guide

Disconnect battery. The 2.5L Iron Duke distributor is accessible from the top of the engine. Mark rotor position and housing alignment. Disconnect multi-pin connector and vacuum advance hose if present. Remove hold-down and old distributor. Install EP-1454 in same orientation. Reconnect connector and vacuum hose. Set timing if required for non-EFI applications.

Need pricing or technical assistance?

We respond within 24 hours · MOQ as low as 1 unit · OEM/private-label available

Quality assurance

Every EP distributor is manufactured under ISO 9001:2015 certified quality management. Each unit is individually tested for cap-to-rotor alignment, pickup signal function, shaft seal integrity, and connector specification before shipment. CE-EMC electromagnetic compatibility certification, UL listing, and UKCA conformity mark confirm compliance across all major export markets. Units ship complete with cap and rotor -- no additional components required for installation.

EP ISO 9001 CE EMC UL UKCA enterprise certifications

More EP HEI distributors

ModelApplicationEngine
EP-1633Buick Skylark / Camaro / Pontiac Fiero V6GM 2.8/3.1L V6
EP-1452Olds Calais / GMC Sonoma / Chevy S10 V6GM Compact V6
EP-1612Buick LeSabre 1970 / Chevrolet 1965 GM20Classic GM V8
EP-2084Ford FE 330 / 360 / 390 V8Ford FE Classic
EP-2085AFord 351 / 400 V8 1975-1989Ford 351/400
EP-111Chevrolet OEM 9230087111GM OEM-Specific
EP-5052Chevrolet 400 CID SBC V8Chevy 400 SBC
EP-5047Ford OEM Catalog 5047Ford OEM-Ref

About the manufacturer

EP (Ever-Power) — Automotive Ignition Specialist Since 1999

25+

Years in production

300+

Distributor models

80%

Export ratio

4

Certifications

Founded in 1999 in Ningbo, Zhejiang Province, EP produces over 300 distributor models covering classic and modern GM, Ford, Chrysler, and international applications. Our GM EFI Distributor range is engineered as a direct OEM replacement for the factory Delco units -- same external dimensions, same connector configuration, same cap and rotor interface -- with improvements in housing material and component quality that address the known failure modes of the original distributors.

EP ignition distributor production line

Wholesale buyers, Amazon resellers, and automotive service chains source directly from our factory, accessing OEM-quality replacement distributors at factory-direct pricing. OEM branding and private-label packaging are available for qualifying order volumes. EP is part of the Ever-Power Group, also producing planetary gearboxes and a comprehensive range of mechanical transmission products.

Frequently asked questions

What are the symptoms of a failing GM EFI distributor?
Common failure symptoms for GM EFI distributors of this era include intermittent no-start conditions, engine stalling at operating temperature, erratic idle quality, loss of power under acceleration, and check engine codes related to the distributor reference signal or cam position sensor. The Vortec-era distributors (1996-2002) are particularly known for plastic housing cracking or warping from heat cycling, which allows oil or coolant contamination of the optical or magnetic pickup sensor inside the housing. The LT1 Optispark distributors (1992-1994) are known for moisture infiltration that degrades the optical sensor window, typically producing a characteristic hard cold-start condition that improves as the engine warms up.
Does the EP-1454 ship with the cap, rotor, and all necessary sensors?
Yes. The EP-1454 ships as a complete plug-and-play assembly including the distributor body, distributor cap, rotor, and all internal sensors required for operation in the listed applications. For Optispark LT1 units, the optical sensor assembly is included as part of the complete distributor. For standard EFI units, the magnetic pickup and cam position reference sensor are integrated into the assembly. No additional ignition components are required beyond the standard ignition module and coil already present on your vehicle.
Does the EP-1454 fit both the 4-cylinder and V6 versions of the Celebrity and Century?
The EP-1454 covers both the 2.5L Iron Duke 4-cylinder and certain 2.8L V6 variants of these vehicles, as the distributor housing and connector configuration overlaps between some 4-cylinder and V6 applications on the same platform. Verify the OEM part number on your specific vehicle's existing distributor against EP-1454 references (1103634, 1103829) to confirm fitment for both your specific engine and model year.
Do I need to reset the timing after installing this distributor?
For most GM EFI applications of this era, the distributor does not require timing adjustment after replacement if the engine is set to top dead center (TDC) before the old distributor is removed and the new unit is installed in the same position. Most 1987-1995 GM TBI and EFI applications use a computer-controlled timing advance that does not require a timing light for replacement -- align the distributor housing marks and the rotor to the same position as the original unit. For 1992-1994 LT1 Optispark applications, the base timing is not adjustable in the field; the Optispark provides a crankshaft-referenced timing signal and the PCM controls all timing advance. Consult the factory service manual for your specific vehicle year and engine for the correct installation procedure.
How do I order the EP-1454 for export or wholesale?
EP supports single-unit orders for market sampling, carton quantities for repair shops and parts counters, and container-volume wholesale orders. Standard production lead time is 15-30 days. OEM branding and private-label packaging are available for qualifying volumes. Contact our team via the inquiry form or WhatsApp for pricing and availability.

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300+ models · 65K coil · Brass terminals · Factory-direct pricing · Global export

Disclaimer: Chevrolet, GMC, Pontiac, Buick, Oldsmobile, Cadillac, Ford, Holden, Chrysler Australia, and other vehicle brand names and OEM part numbers are used for product compatibility reference only. EP (Ever-Power) products are high-quality aftermarket replacement parts and are not affiliated with original vehicle or component manufacturers. Always verify fitment using the OEM part number on your existing distributor before ordering. All trademarks remain the property of their respective owners.

LMC

Additional information

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LMC

Product Quick Detail:

  • Standard and non-standard available
  • With high quality and competitive price
  • Prompt delivery
  • Packing as per customer’s demand.

We promise will offer the best price by the high quality in china! We also accept special order about the products. If you are interested in our products. Please do not hesitate to let us know.We are pleased to give you the detailed information.We promise that our products would be safety and were in high quality and reasonable price. If you are interested in our products, please contact us asap.We are sincerely looking for your cooperation.

Most of our products are exported to Europe or Americas, both standard and nonstandard products available. We can produce as per your drawing or sample. Material can be standard or as per your special request. If you choose us, you choose reliable.

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Materials Available

1. Stainless Steel: SS201, SS303, SS304, SS316, SS416, SS420
2. Steel:C45(K1045), C46(K1046),C20
3. Brass:C36000 ( C26800), C37700 ( HPb59), C38500( HPb58), C27200(CuZn37), C28000(CuZn40)
4. Bronze: C51000, C52100, C54400, etc
5. Iron: 1213, 12L14,1215
6. Aluminum: Al6061, Al6063
7.OEM according to your request
product materials available

Surface Treatment

Annealing, natural canonization, heat treatment, polishing, nickel plating, chrome plating, zinc plating,yellow passivization, gold passivization, satin, Black surface painted etc.

Processing Method

CNC machining, punch,turning, milling, drilling, grinding, broaching, welding and assembly
product finishing

QC & Certificate

Technicians self-check in production,final-check before package by professional Quality inspector
ISO9001:2008 , ISO14001:2001,ISO/TS 16949:2009

Package & Lead Time

Size: Drawings
Wooden Case/Container and pallet, or as per customized specifications.
15-25days samples. 30-45days offcial order
Port: Shanghai/Ningbo port
product packages

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