SMALL-BLOCK VORTEC BOWTIE CYLINDER HEADS
19331470
SMALL-PORT VORTEC BOWTIE CYLINDER HEAD ASSEMBLY
- Completely assembled, ready to bolt on
- 185-cc intake ports
- 65-cc exhaust ports
- Use P/N 1470 exhaust gasket
- Bare head P/N 19331471, available separately
19331472
LARGE-PORT VORTEC BOWTIE HEAD ASSEMBLY
- Completely assembled, ready to bolt-on
- Airflow (281 cfm @ 0.600")
- 225-cc intake ports
- 77-cc exhaust ports
- 65-cc combustion chambers
- P/N 1470 exhaust gasket (minor trimming may be necessary)
- Bare head P/N 19331473, available separately