# NA004139CN Perkins Dual Oil Cooler NA004139CN Replacement Part- 1-1/8" water Connections

**Perkins Dual Oil Cooler NA004139CN Replacement Part**

Replaces Perkins NA004139CN Dual Oil Cooler

17-1/2" Overall Length.12" Bundle.

Oil connection 3/4'' npt Eng oil, & 3/8'' npt transmisson oil

1-1/8'' seawater connection.

Copper Nickel, for superior corrosion resistance in salt water applications.

This is a Mr Cool (USA) marine part MRC NA004139CN.

For -1/2" water connections model Ref [NA004182](https://www.marineenergy.com.au/products/na004182-perkins-dual-oil-cooler-1-1-2-water-connections?_pos=1&_sid=8c3e50415&_ss=r)

## Details

- **Price:** 1045.0 AUD
- **Vendor:** Mr Cool
- **Tags:** Sawley’s AAM Aftermarket – Cooling Systems Mr Cool | Marine Heat Exchangers & Kits

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 1045.00 AUD | In stock |

## Images

- NA004139CN Perkins Dual Oil Cooler NA004139CN Replacement Part- 1-1/8" water Connections
- NA004139CN Perkins Dual Oil Cooler NA004139CN Replacement Part- 1-1/8" water Connections
- NA004139CN Perkins Dual Oil Cooler NA004139CN Replacement Part- 1-1/8" water Connections
- NA004139CN Perkins Dual Oil Cooler NA004139CN Replacement Part- 1-1/8" water Connections

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/na004139cn-perkins-dual-oil-cooler-na004139cn-replacement-part-1-1-8-water-connections)
> Updated: 2026-06-23