# 4JA1 / 4JB1 Series Diesel Engine (68 kW, 3600 rpm) for Pickup & Light Truck

> 4JA1 / 4JB1 Series Diesel Engine (68 kW, 3600 rpm) for Pickup & Light Truck. The 4JA1 / 4JB1 series is a compact inline 4-cylinder, water-cooled diesel…

- URL: https://www.marine-equipment-supply.com/products/diesel-engines/4ja1-4jb1-series-diesel-engine-68-kw-3600-rpm-for-pickup-and-light-truck/
- Category: [Diesel Engines](https://www.marine-equipment-supply.com/products/diesel-engines/)
- Brand: Isuzu
- Supplier: Shanghai Mars Industrial Co., Ltd. (MARS), Shanghai, China
- Price: on request — [request a quote](https://www.marine-equipment-supply.com/contact/) · WhatsApp +86 176 2154 1688 · inquiry@marine-equipment-supply.com

## Overview

The 4JA1 / 4JB1 series is a compact inline 4-cylinder, water-cooled diesel engine family built for pickups and light trucks. Available in naturally aspirated and turbocharged variants (4JA1, 4JA1T, 4JB1, 4JB1T), it delivers strong, dependable power for commercial transport with simple maintenance and long service life.

## Key selling points

- Strong 68 kW @ 3600 rpm output for demanding pickup and light-truck duty
- Compact 2.7 L design that fits neatly into commercial vehicle bays
- Multiple variants available: naturally aspirated and turbocharged options
- Durable inline-4, water-cooled build for stable, long-lasting performance

## Technical specifications

| Parameter | Value |
| --- | --- |
| Models | 4JA1 / 4JA1T / 4JB1 / 4JB1T |
| Engine type | Inline 4-cylinder, 4-stroke, water-cooled diesel |
| Rated power / speed | 68 kW @ 3600 rpm |
| Displacement | 2.7 L |
| Bore × Stroke | 93 × 102 mm |
| Aspiration | Naturally aspirated (turbocharged variants available) |
| Emission standard | Euro 2 |
| Net weight | 250 kg |
| Dimensions (L×W×H) | 778 × 634 × 912 mm |
| Starting system | Electric start |
| Application | Pickup / light truck |
| Warranty | 1 year / 1500 hours |
| MOQ | 1 |

## Features & highlights

The 4JA1 / 4JB1 series pairs a rugged inline-4 cast-iron block with an aluminum valve cover for durability and long service life. A precision injection pump with high-pressure fuel lines delivers accurate fuel for efficient combustion, while the water-cooled system — cooling fan, belt drive, and high-efficiency radiator — maintains stable operating temperatures in tough conditions. Naturally aspirated and turbocharged variants let buyers match the right output to their application.

## Typical applications

Pickups and light trucks for daily commercial transport, delivery, and fleet duty.

## Customization options

Choose from naturally aspirated (4JA1, 4JB1) or turbocharged (4JA1T, 4JB1T) variants to suit your power and duty requirements. Please contact us with your application details.

## Ordering information

- MOQ: 1 unit
- Warranty: 1 year / 1500 hours
- Outgoing video inspection provided
- Lead time and packaging details available on request

## FAQ

### What is the 4JA1 / 4JB1 Series Diesel Engine used for?

Pickups and light trucks for daily commercial transport, delivery, and fleet duty.

### What warranty comes with the 4JA1 / 4JB1 Series Diesel Engine?

The 4JA1 / 4JB1 Series Diesel Engine is supplied with a 1 year / 1500 hours warranty. The exact warranty terms are confirmed on your quotation.

### What is the minimum order quantity?

The minimum order quantity for the 4JA1 / 4JB1 Series Diesel Engine is 1. Mixed orders with other MARS products are welcome.

### Can the 4JA1 / 4JB1 Series Diesel Engine be customized?

Choose from naturally aspirated (4JA1, 4JB1) or turbocharged (4JA1T, 4JB1T) variants to suit your power and duty requirements.Please contact us with your application details.

### How is it inspected, packed and shipped?

Each unit is checked against your order before dispatch, with a written outgoing-inspection report and video (machinery is run-tested). Goods are packed in export wooden-box or crate packing and shipped FOB or CIF from Shanghai; stock items ship promptly and built-to-order items typically within about 20 working days.

### How do I get a price for the 4JA1 / 4JB1 Series Diesel Engine?

Send an inquiry with the required configuration, quantity and destination port using the form on this page, email inquiry@marine-equipment-supply.com or WhatsApp +86 176 2154 1688. We reply with a matched recommendation and quotation within 24 hours on working days.