# 3830374 Connecting Rail | Genuine Volvo Penta Part

## 🔧 Product Description

Genuine Volvo Penta connecting rail from the Starting System group, weighing 0.036 kg and listed for a single TWD series application.

## 🚤 Compatibility

Typically suits:

-   Volvo Penta TWD1240VE

-   **Engine Family:** TWD

## ⚙️ Key Features

-   0.036 kg
-   Single TWD series application
-   Solid starting circuit link

## 🔌 Function

Links two terminals or contacts in the starting circuit with a solid conductor, carrying current between them without a flexible cable.

## ⚠️ Common Signs of Failure

-   Slow or reluctant cranking with a good battery
-   The rail or its fixings hot after a start attempt
-   Corrosion or verdigris at the contact faces
-   Arcing marks or discolouration where it bolts down
-   Rail found cracked, bent or its plating burnt away

## 🛠️ Service Notes

-   Three connecting rails sit in this range, all for a single TWD application — this one at 0.036 kg, 3830375 at 0.045 kg and 3830439 at 0.025 kg — and weight is the only published difference, so order by part number
-   Clean both contact faces to bright metal and protect the assembled joint; a resistive joint is what burns these

## 📦 Condition

-   Genuine Volvo Penta part
-   Brand new
-   Supplied in original or equivalent packaging

## Details

- **Price:** 295.25 AUD
- **Vendor:** Volvo Penta
- **Type:** Hoses & Pipes
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 295.25 AUD | In stock |

## Images

- 3830374 Connecting Rail | Genuine Volvo Penta Part
- 3830374 Connecting Rail | Genuine Volvo Penta Part - photo 2 of 2

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/3830374-connecting-rail-genuine-volvo-penta)
> Updated: 2026-09-21