Beyea Dirt Late Model 4-1 Headers - SB Chevy w/ 23 Degree Heads - Tube Diameter: 1-5/8" x 1-3/4" - Collector Diameter: 3" 34012R BOLT ON 8-12 HP FITS

BOLT ON 8-12 HP FITS ALL 305 350 TPI GM APPLICATIONS

2200-2800 RPM Stall

Bell's 2011 forced air helmet features the new Quick Lock forced air nozzle that locks the forced air connector in place yet allows for easy release

outer bearing and seal

Valve Stem Puller

Beyea Dirt Late Model 4-1 Headers - SB Chevy w/ 23 Degree Heads - Tube Diameter: 1-5/8" x 1-3/4" - Collector Diameter: 3" 34012R BOLT ON 8-12 HP FITSProduct Description: Headers Dirt Late Model 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 U.