---
title: "How much does a engine block weigh?"
description: "An engine block weighs 25–120 kg (55.1–265 lb). How that compares to other things, and where the number comes from."
url: https://atoneplace.net/weight/engine-block/
site: "At One Place"
---

# How much does a engine block weigh?

**Typical weight: 25–120 kg**

That is 55.1–265 lb.

The main casting of a piston engine, holding the cylinders, crankshaft bearings and coolant passages.

> Bare block: aluminium four-cylinders 25-35 kg; aluminium V8s 45-55 kg; cast-iron V8s 80-90 kg; heavy-duty diesel blocks well over 100 kg. A complete assembled engine is typically 150-250 kg.

## How that compares

*Engine block against things of a similar mass.*

- Engine block: 25–120 kg
- Green anaconda: 30–227 kg
- Spotted hyena: 40–86 kg
- Red kangaroo: 18–92 kg
- Reticulated python: 25–160 kg
- Gas grill: 12–120 kg
- Burmese python: 20–182 kg
- Drum kit: 35–95 kg

## More about an engine block

- [How much does a engine block cost?](https://atoneplace.net/cost/engine-block/) — 300–4,000 $

## Common questions

### How much does an engine block weigh?

An engine block weighs 25–120 kg (55.1–265 lb). Bare block: aluminium four-cylinders 25-35 kg; aluminium V8s 45-55 kg; cast-iron V8s 80-90 kg; heavy-duty diesel blocks well over 100 kg. A complete assembled engine is typically 150-250 kg.

## Related pages

- [How much does a engine block cost?](https://atoneplace.net/cost/engine-block/)
- [How much does a car battery weigh?](https://atoneplace.net/weight/car-battery/)
- [How much does a tyre weigh?](https://atoneplace.net/weight/tyre/)
- [How much does a transmission weigh?](https://atoneplace.net/weight/transmission/)

## Sources

- Typical range compiled from manufacturer specifications — At One Place (/about/)