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[ DART 400 Block photo ]
Vehicles Performance Parts
DART Big M 400 Aluminum Small Block
$4,200 Used — Excellent — Collingwood, ON
| Make | DART |
|---|---|
| Model | Big M 400 |
| Material | Aluminum |
| Bore | 4.125" |
| Condition | Excellent |
| Provenance | Verified from a dismantled bracket car build in southern Ontario |
The story
This block came out of a build that ran three seasons before the owner stepped up to a Big M 427. We checked the deck for flatness, inspected every bore, and confirmed no cylinder wall distortion. Ready for your next project — this is the foundation, not a parts bin mystery.