- Holley 4150-style 870-cfm 4-bbl carburetor
- Features show-car-quality polished finish
- Dual-feed center-hung float bowls
- Vacuum secondaries
- Automatic electric choke
- Quick-change adjustable vacuum secondary
- Recommended for 502 crate engines, suitable for Big-Block engines
- Bolts and gaskets included
Replaces 4150-style 850-cfm carburetor P/N 19170094
