You are bidding on a Brand New Pair of Flowtech Tri-Y Headers, Polished Finish, 2-1/2" Collectors, 1-1/2" Primary Tubes, 260-289-302 V8, Compatible with 1965-1970 Mustang (Part #12120FLT)

Flowtech Headers are the perfect combination of quality and value. These Tri-Y style headers fit the popular 65-70 F𐐏rd 260/289/302 V8 engines. These Tri-Y style headers were originally designed for 1965-1966 Shelby GT350 Mustangs with a 289HiPo V8, 4-speed manual transmission, and manual steering.

NOTE: Attempt to install in any other application WILL require some modification

NOTE: These headers will not fit vehicles utilizing an FMX, C-6, or AOD automatic transmission

NOTE: May not fit some vehicles utilizing a C-4 transmission with 164-tooth bellhousing. Those using a 157-tooth bellhousing with require some clearancing on RH side of bell

NOTE: Will NOT work on 351W motors due to taller and wider engine dimensions

NOTE: Will not work with GT40-P cylinder heads

NOTE: Headers will work with 10" or 10.5" clutch, use of a 1968-newer bellhousing will require clearance on LH side of bellhousing

NOTE: 1969-1970 model vehicles may require additional clearance for steering box

NOTE: Use of these headers on a non-HiPo model will require extra clearance for clutch linkage

Compatible with:

  • Ford:
    • 1966-1970 Bronco
    • 1969-1970 E-100 Econoline
    • 1969-1970 F-100
    • 1969-1970 F-250
    • 1965-1970 Falcon
    • 1968-1970 Galaxie 500
    • 1965-1967 Galaxie
    • 1965-1969 Fairlane
    • 1966-1970 LTD
    • 1965-1970 Mustang
    • 1968-1970 Torino
    • 1965-1970 Ranchero
    • 1965-1970 Custom

Features:

  • Mandrel-bent tubes provide consistent tubing diameters for smooth flow and increases the cylinder scavenging effect and improves engine breathing
  • Heavy duty 16-gauge tubing for increased strength and durability
  • 1-1/2" diameter primary tubes, 1-3/4" diameter secondary tubes for increased exhaust flow increasing performance and improving throttle response
  • 2-1/2" collector for maximum strength and exhaust flow
  • 3/8" thick header flange for a leak-free seal and maximum strength
  • Premium aluminum header gaskets included
  • Polished Finish

Specs:

  • Bolt Size: 3/8-16 x 3/4
  • Brand: Flowtech
  • Collector Diameter: 2.50"
  • Engine: Small Block Ford
  • Header Finish: Polished
  • Header Style: Tri-Y
  • Material: Mild Steel
  • Primary Tube Diameter: 1-1/2"
  • Product Type: Headers

You can view and download the complete assembly instruction booklet for these headers here.

We also have thousands of other High Performance Parts in our store.

Shipping:

There is no faster shipping on Ebay. If you pay for the item by 5:00 Eastern, Monday-Friday, we will ship it the same day. If it's after 5:00 EST, we will ship it the next business day. If you pay for the item on the weekend, we will ship it out Monday.

Ebay now requires that sellers put a "handling time" on each item and "1 Business Day" is the shortest listed option. WE DON'T HAVE A HANDLING TIME. We ship same day in accordance with the paragraph above. No delays here. We want you to have the parts as bad as you do.

Shipping cost will be $29.99 within the continental United States. If you buy 2 or more of our auctions, shipping will certainly be combined to save you money. We will be glad to ship internationally. Just send me a message for an international shipping quote.

Accepted payment methods:

We accept Paypal. If buyer doesn’t have a Paypal account, he or she can pay with Visa, Mastercard, or Discover through seller’s merchant account.