Description
- Designed to fit most tube chassis cars with big block Chevy 4.840" bore spacing
- 5/16" stainless steel flanges
- 2-1/4” to 2-3/8” step primary tube size option comes with 3-1/2” to 4-1/2” megaphone merge collector
- 2-3/8" to 2-1/2" step primary tube size option does NOT come with a merge collector, comes with a standard collector
- Primary tube length approximately 24" long
- Gaskets & header flange bolts not included
- Headers are uncoated stainless steel
- Also available in other bore spacings and other primary tube sizes - please call for pricing