Block Hugger Header: Small Block Chevy with D-Port Heads, Tube Size 1-5/8", Collector Size 2.5", 304 Stainless Steel

Part Number: 11705-7FLT

Flowtech Headers are the perfect combination of quality and value. These block hugger headers use an oval port design that is compatible with Chevy Fast Burn D-port heads. This header is constructed from polished 304 stainless steel.

Features and Benefits

• Block hugger design fits the most popular hot rod applications with small block Chevy motors using the fast burn D-port heads
• Mandrel-bent tubes provide consistent tubing diameters for smooth flow and increased exhaust velocity
• Heavy duty 16-gauge tubing for increased strength and durability
• Smooth transition, 1-5/8” diameter primary tubes are used for increased exhaust flow increasing performance and improving throttle response
• Machined 2-1/2” collector for maximum strength
• TIG-welded, machined 3/8” header flange for a leak-free seal and maximum strength
• Premium aluminum header gaskets included
• This header is constructed from polished stainless steel