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Flowtech Block Hugger Header - Stainless Steel

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

Part # 11705-7FLT Be the first to write a review

Flowtech Block Hugger Header - Stainless Steel

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Free Shipping - Lower 48 US States
$446.95
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4

Emissions

This part is legal for sale or use on Racing Use Only Vehicles

The following vehicles are considered Racing Use Only Vehicles:

  • Racing Use Only Vehicles are vehicles that are used exclusively for competition that are not registered and that may never be used on the street.

    See Emissions Details
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:

  • 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

About Flowtech

Flowtech provides high-quality performance exhaust systems at a great value. Explore our lineup of headers, mufflers, and exhaust systems at our official retailer, Holley.com!​

Bolt Size3/8-16 x 3/4
Brand Flowtech
CARB (California) CompliantNo
Collector Diameter2.50 inch
Emission Code4
EngineChevrolet Small Block Gen I
Header FinishPolished
Header StyleBlock Hugger
Primary Tube Dia.1-5/8 inch
Product TypeHeaders
Tube Material304 Stainless Steel
UPC090127690796
Part Number11705-7FLT
4

This part is legal for sale or use on Racing Use Only Vehicles

The following vehicles are considered Racing Use Only Vehicles:

  • Racing Use Only Vehicles are vehicles that are used exclusively for competition that are not registered and that may never be used on the street.

WARNING: It is against the law to install this part on an Emissions Controlled Vehicle

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    Some parts are not legal for use in California or other states with similar regulations.