EP-1864 HEI Distributor for Cadillac V8 4.5L 4.9L (Replaces 10463053)

The EP-1864 is a complete HEI ignition distributor for Cadillac 4.5L (273 CID) and 4.9L (300 CID) V8 engines used in DeVille, Seville, Eldorado, and Fleetwood (1988-1996). These Cadillac V8 engines represent the final generation of traditional Cadillac V8 technology before the Northstar era. Red cap, 65,000-volt coil, complete assembly. Separate from the earlier 4.1L unit (EP-1822) — verify your engine size before ordering. Fits both the 4.5L (1988-1992) and the larger 4.9L (1992-1996). Replaces OEM 10463053 / 10457038. ISO 9001:2015, CE-EMC, UL, UKCA certified.

EP Aftermarket Ignition Distributor

EP-1864 — HEI Distributor for Cadillac V8 4.5L (273 CID) and 4.9L (300 CID)

HEI distributor · Red cap · Cadillac 4.5L 4.9L V8 · 65,000V coil · DeVille Seville Eldorado · Complete

ISO 9001:2015CE-EMCUKCAGlobal Export

Model

EP-1864

Type

HEI

Engine

Cadillac 4.5L/4.9L V8

Cap Color

Red

Coil

65,000 V

Technical specifications

ParameterDetail
EP Model No.EP-1864
Product typeHEI Ignition Distributor — Complete Assembly
Vehicle applicationCadillac DeVille, Seville, Eldorado, Fleetwood — 4.5L and 4.9L V8
EngineCadillac 4.5L (273 CID) and 4.9L (300 CID) V8
Replaces OEM10463053 / 10457038 / 1984570
IncludesDistributor Body, 65K Coil, Red Cap (brass terminals), Rotor, Module, Adjustable Vacuum Advance
CertificationISO 9001:2015 · CE-EMC · UL · UKCA
BrandEP (Ever-Power)

The EP-1864 serves Cadillac's later V8 engines — the 4.5-liter and 4.9-liter units that powered DeVille, Seville, and Eldorado through the late 1980s and into the 1990s. These Cadillac V8 engines represent the final generation of traditional Cadillac V8 technology before the brand transitioned to the Northstar V8, and they are found in an active population of collectible and daily-driven Cadillacs.

The EP-1864 provides a complete HEI distributor for these Cadillac applications, delivering 65,000-volt coil performance that exceeds the original specification. The red cap provides a performance-oriented visual contrast to the understated Cadillac luxury aesthetic for owners who prefer a quality aftermarket appearance.

Manufactured under ISO 9001:2015 quality management with dimensional verification for Cadillac 4.5L/4.9L distributor specifications.

EP high-precision ignition distributor production equipment

Key features

Cadillac 4.5L and 4.9L coverage

Covers both the 4.5L (273 CID) and 4.9L (300 CID) Cadillac V8 engines used in final-generation pre-Northstar Cadillac models.

Final traditional Cadillac V8

Serves the last generation of traditional Cadillac V8 engines — a collector milestone in Cadillac powertrain history.

65K coil upgrade

Modern 65,000-volt coil for improved performance over the original Cadillac ignition specification.

Complete HEI assembly

Ships with all components for direct Cadillac HEI installation.

Vehicle fitment

MakeModelYearsEngine
CadillacDeVille / Fleetwood1988-19924.5L (273 CID) V8
CadillacSeville / Eldorado1988-19924.5L (273 CID) V8
CadillacDeVille / Fleetwood1992-19964.9L (300 CID) V8
CadillacSeville / Eldorado1992-19954.9L (300 CID) V8

EP HEI distributor full series compatibility overview

Application scenarios

Late Cadillac V8 collector preservation

DeVille and Eldorado owners maintaining late-1980s to mid-1990s Cadillac V8 models use the EP-1864 for quality ignition supply.

Cadillac daily driver reliability

Daily-driven Cadillac 4.5L and 4.9L owners appreciate the EP-1864 for reliable ignition in demanding urban driving conditions.

Cadillac specialty supply

Cadillac specialists carry the EP-1864 to serve the specific 4.5L/4.9L V8 application.

Installation guide

Standard HEI installation procedure for the Cadillac 4.5L/4.9L application. Disconnect battery, mark positions, remove old unit, lower EP-1864, connect BAT wire and vacuum advance, set timing per Cadillac specification. Approximately 30-45 minutes.

Need pricing or technical assistance?

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

Quality assurance

Every EP HEI distributor is manufactured under ISO 9001:2015 certified quality management. Each unit is individually tested for ignition coil output voltage, electronic module switching function, vacuum advance response, and shaft seal integrity before shipment. CE-EMC electromagnetic compatibility certification, UL listing, and UKCA conformity mark ensure full compliance across all major global export markets.

EP ISO 9001 CE EMC UL UKCA certifications

More EP HEI distributors

ModelApplicationEngine
EP-10AJeep AMC V8 290-401AMC V8 290-401
EP-10CChevy SBC 262-400 / BBC 396-454SBC/BBC V8 Red
EP-10Chevy SBC 262-400 / BBC 396-454SBC/BBC V8 Blue
EP-10BKChevy SBC 262-400 / BBC 396-454SBC/BBC V8 Black
EP-10-V6Chevy/Buick/Olds/Pont V6GM V6 229/262
EP-10TBChevy Corvette Tach DriveSBC/BBC Tach
EP-302HEA-1Ford 289-302 5.0 V8Ford SBF Blue
EP-302HEA-2Ford 351 Windsor V8Ford 351W Blue

About the manufacturer

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

25+

Years in production

300+

Distributor models

80%

Export ratio

4

Certifications

HZPT is the international brand of Ningbo Xianlong Automobile Fittings Co., Ltd. We have manufactured more than 300 distributor models and 300 motor models since 1999, serving global aftermarket channels in North America, Europe, Australasia, and South America.

EP ignition distributor manufacturing facility

Our HEI series is engineered to the same specification as the leading American performance brands, with the advantage of factory-direct pricing for wholesale buyers. Every EP HEI distributor ships complete with the coil, cap, rotor, module, and vacuum advance canister — everything a shop or reseller needs in one box. EP is part of the Ever-Power Group, also producing gear racks and a comprehensive range of mechanical transmission products.

Frequently asked questions

What are the symptoms of a failing HEI distributor?
Common symptoms include hard starting, engine misfires at high RPM, rough idle, loss of power under load, and occasional stalling. A failing HEI module (the most common failure component) typically causes complete spark loss when hot — the engine starts fine when cold, stalls after reaching operating temperature, and may restart after a cool-down period. A worn HEI cap with carbon tracking between towers causes crossfire and cylinder-specific misfires that worsen as the cap deteriorates.
Does the EP-1864 come with a cap, rotor, and coil?
Yes. The EP-1864 ships as a complete ready-to-run assembly including the distributor housing, 65,000-volt high-output ignition coil, distributor cap with brass terminals, rotor, ignition module, adjustable vacuum advance canister, and hold-down hardware. No additional ignition components are required for installation.
Does the EP-1864 work with the Cadillac HEI electronic timing control system?
The EP-1864 is designed as a drop-in HEI distributor. Cadillac's Electronic Spark Control (ESC) system used in some applications of this era may interact with distributor timing reference. Verify that your specific Cadillac application is compatible with a standard HEI distributor before installation, particularly for vehicles with computer-controlled timing advance.
Is the EP HEI distributor compatible with aftermarket ignition boxes such as MSD?
EP HEI distributors with a magnetic pickup (Ready-to-Run style) are compatible with external ignition boxes including MSD 6-series, 7-series, and 8-series units, as well as equivalent ignition boxes from Mallory, Crane, and Holley. Standard HEI distributors with an internal module operate as standalone units and do not require an external ignition box, though they can be paired with one for additional timing control. Consult the ignition box manufacturer's instructions for the correct connection procedure.
How do I order the EP-1864 for export or wholesale?
EP supports single-unit orders for market sampling, carton quantities for repair shops, and container-volume wholesale orders. Standard production lead time is 15-30 days. OEM branding, private-label packaging, and custom color selection are available for qualifying volumes. Contact our team via the inquiry form or WhatsApp for pricing and availability.

Ready to order EP HEI distributors?

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

Disclaimer: Chevrolet, Ford, Pontiac, Oldsmobile, Buick, Cadillac, Chrysler, Dodge, Plymouth, Jeep, AMC, Holden, Volkswagen, 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. All trademarks remain the property of their respective owners.

LMC

Additional information

Editd by

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.

pruduct quality report

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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