# 820508 Spacer Sleeve | Genuine Volvo Penta Part

## 🔧 Product Description

Genuine Volvo Penta spacer sleeve 28 mm long, from the Alternator, Charging, Electric Motor, Electric Drives group, weighing 0.027 kg and listed for 45 applications across the MD, D, TMD, TD, MS and TAMD series engines. The length is what identifies it, so measure before ordering.

## 🚤 Compatibility

-   **Engine Family:** MD, D, TMD, TD, MS, TAMD

Full model list at the end of this description.

## ⚙️ Key Features

-   28 mm long
-   0.027 kg
-   45 applications across six engine series
-   Alternator and charging group
-   L=28mm (Volvo assembly listing)
-   Quantity varies by assembly, most commonly one

## 🔌 Function

Sets the correct standoff at the alternator or bracket mounting so the fastener clamps to the right length and the drive stays in line.

## ⚠️ Common Signs of Failure

-   Alternator or bracket working loose on its mounting
-   Belt running off line or wearing on one edge
-   Sleeve crushed, bell-mouthed or fretted
-   Sleeve missing so the mounting has been pulled out of shape
-   Mounting bolt found slack after every few hours running

## 🛠️ Service Notes

-   Spacer sleeve 820506 at 0.014 kg is the other one listed here and is marked 24V60A, so measure the length you need
-   Check the belt alignment once the mounting is back together, and renew any bolt whose thread has pulled

## 📦 Condition

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

## 🔎 Full Model Compatibility

Typically suits:

-   Volvo Penta 2003, 2003R, 2003R SOLAS, 120S-B, 2003TB, 2003TB SOLAS, 120SC, 2001AG, 2001B, 2001BG, 2001D, 2003D, 2003T, 2003TR, 2002AG, 2002B, 2002BG, 2002D, 2003B, 2003B SOLAS, 2003 SOLAS, 2001, 2002, 2001R
-   Volvo Penta MD100A, MD100B, MD100B-CC
-   Volvo Penta MS2B-A, MS2B, MS2V
-   Volvo Penta D100A, D100B
-   Volvo Penta MD7B, MD7A
-   Volvo Penta TAMD102A, TAMD102D
-   Volvo Penta D2002AG
-   Volvo Penta D2003AG
-   Volvo Penta D42A
-   Volvo Penta D70B
-   Volvo Penta MD70B
-   Volvo Penta TAMD103A
-   Volvo Penta TD120A
-   Volvo Penta TMD102A
-   Volvo Penta TMD120A

## Details

- **Price:** 18.84 AUD
- **Vendor:** Volvo Penta
- **Type:** Fasteners & Fixings
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 18.84 AUD | In stock |

## Images

- 820508 Spacer Sleeve | Genuine Volvo Penta Part

---

> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/820508-spacer-sleeve-genuine-volvo-penta)
> Updated: 2026-09-19