# 99356A1 Mercruiser 99356A1 Power Steering Cooler Replacement

Mercruiser 99356A1 Power Steering Cooler Replacement

Replaces Mercruiser part no. 99356A1

Used on Mercruiser engine:

Various GM 3.0L inline 4 cylinder serial number 0L340999 and below.

Note: This cooler has 1 inch water connections. If you need 1.25 inch connections see 99356A2

This is a non OEM part MEC 99356A1

## Details

- **Price:** 352.0 AUD
- **Vendor:** Mr Cool
- **Tags:** Sawley’s AAM Aftermarket – Cooling Systems Mr Cool | Marine Heat Exchangers & Kits

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 352.00 AUD | In stock |

## Images

- 99356A1 Mercruiser 99356A1 Power Steering Cooler Replacement
- 99356A1 Mercruiser 99356A1 Power Steering Cooler Replacement
- 99356A1 Mercruiser 99356A1 Power Steering Cooler Replacement

---

> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/99356a1-mercruiser-99356a1-power-steering-cooler-replacement)
> Updated: 2026-06-23