Beyea IMCA-UMP Modified Headers - 1.625 to 1.75 in Primary - 3 in Collector - Black Paint - Small Block Chevy IDM-604-S1-D2 - Pair 1425024 Superior needle holding force for

Superior needle holding force for high shock and high vibration applications

Pertronix Ignitor

The battery clamps are color-coded

satin black with machined fins

Beyea IMCA-UMP Modified Headers - 1.625 to 1.75 in Primary - 3 in Collector - Black Paint - Small Block Chevy IDM-604-S1-D2 - Pair 1425024 Superior needle holding force forProduct Description: Headers IMCA UMP Modified 1. 625 to 1. 75 in Primary 3 in Collector Steel Black Paint Small Block Chevy Pair With more than 15 years in the header fabrication business, Beyea Custom Headers knows how to customize your power curve to create a broader range of power. Each Beyea Custom Headers has been tried and tested. Beyea Custom Headers are used by many of the top Modified and Late Model race teams and engine builders across the