# MRC4025341-19A Cummins 8.3L C Series Aftercooler Service Kit (A) O-ring with Core Stabilizers MRC4025341-19A

O-ring & Core Stabilizers Kit

Cummins 8.3L C Series Aftercooler Service Kit (A): O-ring Kit with Core Stabilizers

Used on aftercooler assembly 4989471 / 5566836

Kit includes

4 x O-rings (only 2 needed. 2 different thicknesses provided)

4 X Core Stabilizer Strips

1 x METALUBE / silicone tube/ Brush

This is a Mr Cool (USA) Replacement Part MRC4025341-19A .

## Details

- **Price:** 990.0 AUD
- **Vendor:** Mr Cool
- **Tags:** Sawley’s AAM Aftermarket – Cooling Systems Mr Cool | Marine Heat Exchangers & Kits

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 990.00 AUD | In stock |

## Images

- MRC4025341-19A Cummins 8.3L C Series Aftercooler Service Kit (A) O-ring with Core Stabilizers MRC4025341-19A

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/mrc4025341-19a-cummins-8-3l-c-series-aftercooler-service-kit-a-o-ring-with-core-stabilizers-mrc4025341-19a)
> Updated: 2026-06-23