Product Summary

Long Tube Header Tube Type, Standard Flange Style

    Rebates Available

    See rebate details
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    Key Specs

    MFG. Part #12120FLT
    Header Tube TypeLong Tube
    Flange StyleStandard
    Primary Tube Diameter1-1/2"
    Material TypeSteel
    See more specs

    Need To Know

    Quick and Easy Returns

    Return Policy

    Flowtech Exhaust 12120FLT Details

    Flowtech Headers are the perfect combination of quality and value. These Tri-Y style headers fit the popular 65-70 Ford 260/289/302 V8 engines.

    Tri-Y Header 1-1/2" 1965-70 Ford 260-289-302 V8, Polished Finish

    • 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
    • Available in a high heat resistant black paint or polished finish

    Charts

    Rebates

    Holley October Promo 10% Off Select Parts Sale

    Holley October Promo 10% Off Select Parts SaleHolleyOctoberPromo10%OffSelectPartsSale

    Holley's October Promo 10% Off Select Parts Sale, running from September 28, 2026, through November 1, 2026. For a limited time, customers can save up to 10% off on select Holley parts, making it the perfect opportunity to upgrade your ride with premium Holley branded parts including Holley, Brawler, Quick Fuel, Leg Wheels, Rev Wheels, Rocket Racing, Flowtech, Edge, Racequip, Apr and Dinan. Purchases must be made between September 28, 2026, through November 1, 2026. This limited-time offer applies to qualifying Holley branded parts purchased during the promotional period. Following the promotion, these parts will revert back to standard pricing.

    CARB Warning

    For race/ off road use only

    Emissions warning: this part only legal for sale or use in California for racing (competition) vehicles which may never be used, registered, or licensed for use upon a public highway. Any other use renders the vehicle tampered and not legal for use on California public highways (any public street or roadway, public dirt road, public park, or publicly maintained right of way open to the use of the public for vehicular travel). Violations subject to $37,500 penalty per violation per vehicle, revocation of registration, loss of use on California public right of ways, and proof of correction for tampering. There are similar restrictions and penalties under federal law and the laws of all other states with penalties under federal law of up to approximately $45,268 per tampered vehicle and/or engine.

    Flowtech Exhaust 12120FLT Specifications

    KEY SPECS
    MFG. Part #12120FLT
    BrandFlowtech Exhaust
    Header Tube TypeLong Tube
    Flange StyleStandard
    Primary Tube Diameter1-1/2"
    Material TypeSteel
    ColorNatural
    Weld-UpNo
    Collector Diameter2-1/2 Inch
    FinishPolished
    Hardware IncludedYes
    Gasket(s) IncludedYes
    Collector Reducers IncludedYes
    Collector Reducer Exit Diameter2.25"
    Collector Attachment Type3-bolt flange
    GENERAL
    Sold in QuantityPair
    GTIN Code090127728109
    TunedNo
    Crossover Pipe IncludedNo
    Gaskets IncludedYes
    Transmission Mount IncludedNo
    Catalytic Converter(s) IncludedNo
    Motor Mounts IncludedNo
    Bolts Studs IncludedNo

    Questions & Answers

    Fitment

    • Ford 260

    • Ford 302

    • Ford 260

    • Ford 302

    • Ford 302

    • Ford 260

    • Ford 260

    • Ford 302

    • Ford 260

    • Ford 302

    • Ford 260

    • Ford 302

    • Ford 260

    • Ford 302

    • Ford 302

    • Ford 302

    • Ford 302

    • Ford 302

    • Ford 302

    • Ford 302

    • Ford 302

    • Ford 302

    • Ford 302

    • Ford 302

    • Ford 302

    • Ford 302

    • Ford 302

    • Ford 302

    • Ford 302

    • Ford 302

    • Ford 302

    • Ford 302

    • Ford 260

    • Ford 302

    • Ford 302

    • Ford 260

    • Ford 302

    • Ford 260

    • Ford 260

    • Ford 260

    • Ford 260

    • Ford 302

    • Ford 302

    • Ford 302

    • Ford 302

    • Ford 302

    • Ford 302

    • Ford 302

    • Ford 260

    • Ford 302

    • Ford 302

    • Ford 302

    • Ford 302

    • Ford 260

    • Ford 302

    • Ford 260

    • Ford 302

    • Ford 302

    • Ford 260

    • Ford 302

    • Ford 302

    • Ford 302

    • Ford 302

    • Ford 302

    • Ford 302

    • Ford 302

    • Ford 302

    • Ford 302

    • Ford 260

    • Ford 302

    • Ford 302

    • Ford 260

    • Ford 302

    • Ford 302

    • Ford 302

    • Ford 302

    • Ford 302

    • Ford 260

    • Ford 260

    • Ford 302

    • Ford 302

    • Ford 302

    • Ford 260

    • Ford 302

    • Ford 302

    • Ford 260

    • Ford 302

    • Ford 260

    • Ford 260

    Customer Impersonation Script