1.875" GM Small Block Chevy, 23 Deg Fast Burn Aluminum, 604 Crate Engine, CT400, square, 3/8" SS flange
$175.00
1 7/8" Square, GM Small Block Chevy 23 Deg fast burn aluminum, 604 Crate engine, CT400, 3/8" Thick stainless steel, CNC Machined (Aluminum Head #604) Header Flange.
**2 flanges are needed for a full set**
- Diameter:
- 1 7/8"
- Engine Make:
- GM/ Chevy
- Engine Family:
- Small Block Chevy
- Cylinder Head/ Engine:
- 604 Crate Engine, CT400, GM Fast Burn Aluminum Head
- Port Shape:
- Square
- Thickness:
- 3/8"
- Material:
- Stainless Steel
- **Full Set:
- 2 Required