EP-1636 Electronic Distributor for Chevrolet Blazer S10 GMC Jimmy Sonoma 4.3L V6 1995

The EP-1636 is a complete electronic distributor for 1995 model year Chevrolet S10 Blazer, S10 pickup, GMC Jimmy, and Sonoma with the 4.3L V6 CPI engine. 1995-specific configuration — verify year and OEM before ordering. Ships with cam sensor, cap, and rotor. Replaces OEM 10496786 / 10467353 / 84-1636. ISO 9001:2015, CE-EMC, UL, UKCA certified.

EP Aftermarket Ignition Distributor

EP-1636 — Electronic Distributor for Chevrolet S10 Blazer GMC Jimmy Sonoma 4.3L V6 1995

GM EFI distributor · Chevy S10 Blazer GMC Jimmy Sonoma 4.3L V6 · 1995 model year · Replaces 10496786 · Cap rotor included

ISO 9001:2015CE-EMCUKCAGlobal Export

Model

EP-1636

Type

EFI Electronic

Engine

4.3L V6

Application

S10 Blazer/Jimmy 1995

Year

1995

Technical specifications

ParameterDetail
EP Model No.EP-1636
Product typeElectronic Ignition Distributor — Complete Assembly
Vehicle applicationChevrolet S10 Blazer / S10 Pickup · GMC Jimmy / Sonoma — 4.3L V6, 1995 model year
EngineGM 4.3L (262 CID) V6 CPI/EFI
IncludesDistributor body, cap, rotor, and cam position sensor
Replaces OEM10496786 · 10467353 · 84-1636 · DST1636
CertificationISO 9001:2015 · CE-EMC · UL · UKCA
BrandEP (Ever-Power)

The EP-1636 is an electronic distributor specifically for the 1995 model year Chevrolet S10 Blazer, S10 pickup, GMC Jimmy, and Sonoma equipped with the 4.3L V6. The 1995 model year is specifically noted because it represents the transition year for GM's Central Port Injection (CPI) 4.3L V6 system, where the distributor configuration differs from both the preceding TBI application and the subsequent CSFI (Central Sequential Fuel Injection) system introduced on the 1996 Vortec engines.

The GM 4.3L V6 in S10/Jimmy applications is one of the most reliable small truck engines of the era, but the distributor is a known service item. The compact S10/Jimmy platform's engine bay packaging can make distributor access more challenging than in full-size truck applications, making a complete, ready-to-install unit with cap and rotor included particularly valuable for reducing service time.

The 1995-specific designation in the OCR catalog listing (S10 1995) reflects this transition year significance. Verify the production year and OEM number for your specific S10/Jimmy before ordering.

EP automotive ignition distributor precision production equipment

Key features

1995 S10 / Jimmy specific CPI configuration

Specifically covers the 1995 model year transition configuration -- the correct distributor for CPI 4.3L V6 in this critical transition year.

Complete cap and rotor assembly

Ships ready to install with cap, rotor, and cam position sensor.

Chevy S10 and GMC Jimmy coverage

Covers both the Chevrolet S10 Blazer/pickup and GMC Jimmy/Sonoma 4.3L V6 applications for the 1995 model year.

Replaces OEM 10496786 / 10467353

Direct cross-reference for the 1995 S10/Jimmy 4.3L distributor OEM references.

Vehicle fitment

MakeModelYearsEngine
ChevroletS10 Blazer / S10 Pickup19954.3L V6 CPI
GMCJimmy / Sonoma19954.3L V6 CPI
ChevroletAstro Van19954.3L V6

EP GM distributor full series compatibility overview

Application scenarios

S10 Blazer and Jimmy service

Service shops maintaining 1995 S10 Blazers and Jimmy SUVs replace high-mileage 4.3L distributors with EP-1636 for this specific model year.

S10 pickup 4.3L parts supply

Parts counters serving 1995 S10 pickup owners stock EP-1636 for the 4.3L V6 distributor replacement.

GM compact truck wholesale

Wholesale distributors serving import and compact truck repair shops stock EP-1636 for 1995-specific S10/Jimmy distributor coverage.

Installation guide

Verify 1995 model year and 4.3L V6 engine before ordering. Disconnect battery. The S10/Jimmy distributor is accessible from the top of the engine. Mark rotor and housing positions. Disconnect connectors (cap style with cam position sensor). Remove hold-down and old distributor. Install EP-1636 in same orientation. Reconnect connectors. PCM controls timing -- no adjustment required.

Need pricing or technical assistance?

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

Quality assurance

Every EP GM distributor is manufactured under ISO 9001:2015 certified quality management. Each unit is individually tested for cap-to-rotor alignment, pickup or optical sensor signal function, shaft seal integrity, and electrical 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

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EP-1803Pontiac Firebird 5.7L 1993-94 OptisparkLT1 Standard
EP-1829Cadillac Escalade/Fleetwood 5.7LGM EFI V8
EP-1829ACadillac Escalade 5.7L / Chevy V8 VariantGM EFI V8
EP-1830Chevy GMC 5.0/5.7L V8 C1500 Blazer 1987-1995Core GM V8
EP-1830AChevy GMC 5.0/5.7L V8 VariantGM V8 Variant

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 manufacturing facility

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 sheave pulleys 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-1636 ship with the cap, rotor, and all necessary sensors?
Yes. The EP-1636 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.
Why is the 1995 S10 4.3L distributor a separate part from earlier and later years?
The 1995 model year marks a transition in GM's 4.3L V6 fuel injection system from the earlier Throttle Body Injection (TBI) to the Central Port Injection (CPI) system, which uses a different distributor configuration including an updated cam position sensor interface. The 1996 and later Vortec 4.3L introduced further changes with CSFI injection. As a result, the 1995 distributor (EP-1636) has a specific OEM configuration that differs from the 1994 and earlier TBI units and from the 1996+ Vortec units. Always verify the model year and OEM number for your specific S10/Jimmy.
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-1636 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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Disclaimer: Chevrolet, GMC, Pontiac, Buick, Cadillac, Isuzu, 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.

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Additional information

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Product Quick Detail:

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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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