# 3861261 Bolt | Genuine Volvo Penta Part

## 🔧 Product Description

Genuine Volvo Penta bolt for earlier production, from the Inlet and Exhaust System group, weighing 0.0159 kg and listed for 37 applications in the DPX family. The earlier-production marking is the ordering detail — later builds take a different bolt, so check the engine before ordering.

## 🚤 Compatibility

-   **Engine Family:** DPX

Full model list at the end of this description.

## ⚙️ Key Features

-   For earlier production
-   0.0159 kg
-   Inlet and Exhaust System group
-   Listed for 37 applications in the DPX family
-   10 used per assembly

## 🔌 Function

Clamps an inlet or exhaust joint together and holds the gasket sealed against heat and pressure.

## ⚠️ Common Signs of Failure

-   Exhaust leak whistling or ticking at the joint
-   Soot tracks around the joint face
-   Head or flats rounded off by a slipping tool
-   Thread seized by heat and corrosion so the bolt snaps
-   Bolt found slack after heat cycling

## 🛠️ Service Notes

-   This is the earlier-production listing — confirm the build before ordering
-   Renew rather than reuse bolts that have been heat cycled in an exhaust joint

## 📦 Condition

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

## 🔎 Full Model Compatibility

Typically suits:

-   Volvo Penta 8.1Gi-B, 8.1Gi-BF, 8.1Gi-C, 8.1Gi-CF, 8.1Gi-D, 8.1Gi-DF, 8.1Gi-E, 8.1Gi-EF, 8.1GiI-A, 8.1GiI-B, 8.1GiI-C, 8.1GiI-D, 8.1GiI-E, 8.1GSi-A, 8.1GSiI-A, 8.1GXi-A, 8.1GXi-AF, 8.1GXi-B, 8.1GXi-BF, 8.1GXi-C, 8.1GXi-CF, 8.1GXi-D, 8.1GXi-DF, 8.1GXiI-A, 8.1GXiI-B, 8.1GXiI-C, 8.1GXiI-D, 8.1OSi-A, 8.1OSi-AF
-   Volvo Penta DPX375-A, DPX375-B, DPX375-BF, DPX375-CF
-   Volvo Penta DPX420-CF, DPX420-A, DPX420-B, DPX420-BF

## Details

- **Price:** 34.06 AUD
- **Vendor:** Volvo Penta
- **Type:** Fasteners & Fixings
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 34.06 AUD | In stock |

## Images

- 3861261 Bolt | Genuine Volvo Penta Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/3861261-bolt-genuine-volvo-penta)
> Updated: 2026-10-08