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Dart

BBC Aluminum Block - 10.200/4.600 w/+.400

$8,202.13

SKU: D00Q 31264655

In Stock
In Stock
Ships by Jun 9
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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Advanced — 4+ hours

Description

The Dart 31264655 is an aluminum Big M Race Series engine block with billet steel main caps, a 4.600" bore, and a 10.2" deck height. It features 4-bolt main caps, a raised +.400" camshaft location, and is designed for 454 mains with a 2-piece rear main seal. This part is legal only for use on uncontrolled (non-emissions controlled) vehicles or for closed competition racing.

Fitment

Fitment Guaranteed

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Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandDart
Part NumberD00Q 31264655

Videos

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Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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