For 66-91 Chevy Small Block SBC 265-400 V8 Steel Exhaust 4-1 Header Manifold Kit

• 100% brand new items, never used or installed.
• 2-piece 4-1 stainless steel header manifold kit.
• Made by OEM approved manufacturers with materials that meets or exceeds OEM requirements.
• Manufactured with CNC machined T-304 stainless steel piping with computerized TIG welded flanges for strength and durability.
• Utilizes pre welded hangers for direct bolt-on fitment; no modifications required.
• Specifications (estimated):
  • Inlet: 1.5" / 40.64mm
  • Outlet: 2.75" / 73.66mm
• No installation guides are included, we highly recommend seeking professional installation.

Compatible/Replacement For:

• 1966-1991 Chevrolet / GMC 265-400 CID Generation I Small Block V8 Engines

**Fits Models with 265-400 Cu.In V8 Small Block Engines ONLY**