Engines and Components› Cylinder Heads and Components

Dart

BBCPRO120 DEGCNC451CC2.400X1.800X1.

$4,994.17

SKU: D00Q 19776199

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

Advanced — 4+ hours

Description

Dart's newest Big Block Chevy cylinder heads, designed for 454-582 cubic inch engines, offering 10-15HP improvement over original models. Available in 310, 325, or 345cc versions, with an optional CNC upgrade for an additional 25HP. Custom-built with new Dart castings and selected components.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

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 19776199

Videos

DART 11Degree Cylinder Head vs MBE BIG 9 Cylinder Head EXPLAINED ** TECH VIDEO **

DART 11Degree Cylinder Head vs MBE BIG 9 Cylinder Head EXPLAINED ** TECH VIDEO **
David Freiburger's Quest for 1,000HP NA with Dart 582 BBC

David Freiburger's Quest for 1,000HP NA with Dart 582 BBC
Dart University: What Spark Plugs do You Run in Dart's Heads?

Dart University: What Spark Plugs do You Run in Dart's Heads?
Dart University: How to Identify Dart's Blocks and Heads

Dart University: How to Identify Dart's Blocks and Heads
427 Chevy/525 HP New Dart Block/Dart Heads/Rollercam/Holley 850cfm Double Pumper carb

427 Chevy/525 HP New Dart Block/Dart Heads/Rollercam/Holley 850cfm Double Pumper carb
David Freiburger's Quest for 1,000HP NA with Dart 582 BBC

David Freiburger's Quest for 1,000HP NA with Dart 582 BBC
KMJ Assault 345cc Big Block Chevy VS. Dart 345cc Comparison Test Part 1

KMJ Assault 345cc Big Block Chevy VS. Dart 345cc Comparison Test Part 1

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.

View Full Return Policy