SKU: 20953242971

Flowtech 31100FLT SBC Small Block Chevy 350 Long Tube Header, Ceramic Coated

Sale price$233.98 Regular price$259.98
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USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Aug 6 - Aug 11

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Description

Flowtech 31100FLT SBC Small Block Chevy 350 Long Tube Header, Ceramic CoatedOverview: Flowtech headers are the perfect combination of performance and value. Flowtech long tube headers are precision engineered using mandrel bent tubing, formed collectors and 3 8" flanges with sealing rings for a leak free seal. All mounting hardware and gaskets are included for a simple installation. This header is coated in a high heat and corrosion resistant metallic ceramic thermal coating that increases exhaust velocity and reduces

Overview:

Flowtech headers are the perfect combination of performance and value. Flowtech long tube headers are precision engineered using mandrel bent tubing, formed collectors and 3/8" flanges with sealing rings for a leak-free seal. All mounting hardware and gaskets are included for a simple installation. This header is coated in a high heat and corrosion resistant metallic ceramic thermal coating that increases exhaust velocity and reduces underhood temps for increased performance.
 

Features:

  • Tuned-length primary tubes for street performance
  • Mandrel-bent tubing for smooth exhaust flow
  • Light weight & sturdy 16 gauge tubing
  • Mandrel-formed Power Plenum collector for low back pressure
  • Sturdy, leak-tested O-Ring port seals
  • Engineered for a precision fit
  • Designed for easy, trouble-free installation
  • Includes all mounting hardware and premium gaskets
  • Works with factory power steering and power brakes

Fitment Notes:

  • Works with factory power steering and power brakes
  • Will NOT fit 67-69 Camaro with Air Conditioning
  • Will NOT fit with angle plug heads or raised port heads
  • Factory motor mounts must be used for proper engine placement
  • Does NOT fit with manual transmission on Monte Carlo and late model passenger wagons
  • Must modify exhaust to retain cat. conv.
  • 68-74 Chevy II/Nova will NOT fit with A.I.R. injection pump

Applications:

Year Make Model Engine Fitment Notes
1973-1974 Buick Apollo 5.7L V8 350 CID Please See Above!
1965-1967 Buick Gran Sport Small Block Chevy Swap Please See Above!
1970-1972 Buick GS 5.7L V8 350 CID Please See Above!
1968-1969 Buick GS 350 5.7L V8 350 CID Please See Above!
1968-1969 Buick GS 400 Small Block Chevy Swap Please See Above!
1970-1972 Buick GS 455 Small Block Chevy Swap Please See Above!
1968-1972 Buick Skylark 5.7L V8 350 CID Please See Above!
1968-1969 Buick Special 5.7L V8 350 CID Please See Above!
1968-1972 Buick Sportwagon 5.7L V8 350 CID Please See Above!
1967-1969 Chevrolet Camaro 4.9L V8 302 CID Please See Above!
1969-1973 Chevrolet Camaro 5.0L V8 307 CID Please See Above!
1967-1969 Chevrolet Camaro 5.3L V8 327 CID Please See Above!
1968-1969 Chevrolet Camaro 5.4L V8 327 CID Please See Above!
1967-1974 Chevrolet Camaro 5.7L V8 350 CID Please See Above!
1968-1972 Chevrolet Chevelle 5.0L V8 307 CID Please See Above!
1964-1968 Chevrolet Chevelle 5.3L V8 327 CID Please See Above!
1965 Chevrolet Chevelle 5.4L V8 327 CID Please See Above!
1967-1968 Chevrolet Chevelle 5.4L V8 327 CID Please See Above!
1968-1972 Chevrolet Chevelle 5.7L V8 350 CID Please See Above!
1968-1972 Chevrolet El Camino 5.0L V8 307 CID Please See Above!
1964-1969 Chevrolet El Camino 5.3L V8 327 CID Please See Above!
1968 Chevrolet El Camino 5.4L V8 327 CID Please See Above!
1968-1972 Chevrolet El Camino 5.7L V8 350 CID Please See Above!
1964-1967 Chevrolet Malibu 5.3L V8 327 CID Please See Above!
1969-1971 Chevrolet Nova 5.0L V8 307 CID Please See Above!
1972-1974 Chevrolet Nova 5.7L V8 350 CID Please See Above!
1971-1972 GMC Sprint 5.0L V8 307 CID Please See Above!
1971-1972 GMC Sprint 5.7L V8 350 CID Please See Above!
1964-1971 Oldsmobile 442 Small Block Chevy Swap Please See Above!
1968-1972 Oldsmobile Cutlass 5.7L V8 350 CID Please See Above!
1968-1972 Oldsmobile Cutlass Supreme 5.7L V8 350 CID Please See Above!
1968-1972 Oldsmobile F85 5.7L V8 350 CID Please See Above!
1973-1974 Oldsmobile Omega 5.7L V8 350 CID Please See Above!
1968-1972 Oldsmobile Vista Cruiser 5.7L V8 350 CID Please See Above!
1968-1971 Pontiac Acadian 5.0L V8 307 CID Please See Above!
1968 Pontiac Acadian 5.3L V8 327 CID Please See Above!
1968-1971 Pontiac Acadian 5.7L V8 350 CID Please See Above!
1964-1967 Pontiac Beaumont 5.3L V8 327 CID Please See Above!
1964-1972 Pontiac GTO Small Block Chevy Swap Please See Above!
1968-1972 Pontiac LeMans 5.7L V8 350 CID Please See Above!
1968-1970 Pontiac Tempest 5.7L V8 350 CID Please See Above!
1971 Pontiac Ventura 5.0L V8 307 CID Please See Above!
1972-1974 Pontiac Ventura 5.7L V8 350 CID Please See Above!

Specs:

Brand Flowtech
Collector Diameter 3.00 inch
Emission Code 4
Engine Chevrolet Small Block Gen I
Header Finish Silver Ceramic
Header Flange Thickness (in) 3/8 inch
Header Style Long Tube
Primary Tube Dia. 1-5/8 inch
Product Type Headers
Tube Material Mild Steel
Part Number 31100FLT
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 20953242971

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Kim Justice
Louisville, US
★★★★★ 5
Perfect
Number of Items: 4, Style: SILZKAR7B11
Great Quality. Worked Perfectly.
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Reviewed in the United States on December 13, 2025
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Jhonn Arguello
New York, US
★★★★★ 5
Muy buenas
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Excelente
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Reviewed in the United States on August 29, 2025
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Arlin Metzler
Natrona Heights, US
★★★★★ 1
Chinese junk
Number of Items: 4, Style: SILZKAR7B11
Chinese junk zero stars but that’s not an option
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Reviewed in the United States on May 9, 2026
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Alonzo Olivarri
Charlottesville, US
★★★★★ 5
Worth it
Exactly what I needed and worked well. Good quality
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Reviewed in the United States on December 24, 2025
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Colleen
Natrona Heights, US
★★★★★ 5
Fits like oem
Fits like oem. The product itself is very durable.
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Reviewed in the United States on April 2, 2025

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