Patriot Exhaust H8426 1 1/2" Full Length Tri-Y Header Ford Mustang Small Block Ford 64-70 Hi-Temp Black Coating

Patriot Exhaust H8426 1 1/2" Full Length Tri-Y Header Ford Mustang Small Block Ford 64-70 Hi-Temp Black Coating

Part Number: H8426 / UPC 694342504816
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Highlights

  • Full length headers are typically used for higher RPM horsepower, but can also increase the mid range torque in applications were there is room to fit a long tube design.
  • Durable 18-gauge tubing
  • Comes complete with gaskets, header bolts and collector reducers.
  • Available in three finishes; raw steel for individual customizing, Hi-Temp Black Coating or Metallic Ceramic Thermal Barrier Coating
  • Limited One Year Warranty

Installation instructions

Instruction Manual
Installation Instructions

Download PDF

Shipping & Delivery

Our ignition and exhaust products ship from our warehouse in Lenexa, KS. Our normal shipping time is 2-3 business days for in-stock parts.

 Shipping Class Order Value Shipping Cost
UPS Ground $0 - 49.99 $6.99 flat rate
UPS Ground $50 - 98.99 $7.49 flat rate
UPS Ground $99+ Free

  • At this time, PerTronix does not offer expedited shipping options from our website.
  • All packages must be inspected upon receipt for any missing or damaged goods and claims for such must be made within 7 days of receipt.
  • PerTronix does not currently ship our products internationally from our web store. For international orders call 909-599-5955 or connect with us here.

Returns & Replacements

Returns at Pertronix are accepted within 90 days of purchase with prior authorization, ensuring items are in new, resalable condition. To initiate a return, call for an RGA and follow provided instructions. Customers are responsible for return shipping, using a trackable method.

Refunds exclude initial shipping and handling fees and may be subject to a restocking fee. For defective or damaged items, contact Pertronix directly. We are not responsible for user-initiated damage/loss of parts.

For complete details, visit our Returns page.

Reviews

Patriot Exhaust H8426 1 1/2" Full Length Tri-Y Header Ford Mustang Small Block Ford 64-70 Hi-Temp Black Coating

Patriot Exhaust H8426 1 1/2" Full Length Tri-Y Header Ford Mustang Small Block Ford 64-70 Hi-Temp Black Coating

Part Number: H8426 / UPC 694342504816
Regular price $299.95
Sale price $299.95 Regular price

Part Number: H8426 / UPC 694342504816
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Need help? Call us at 909-599-5955

  • Free shipping on $99+ orders in lower 48 states
  • 90-day return policy
  • We’re here to help! Call us on 909-599-5955
Emissions code

Emissions Code

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Highlights

  • Full length headers are typically used for higher RPM horsepower, but can also increase the mid range torque in applications were there is room to fit a long tube design.
  • Durable 18-gauge tubing
  • Comes complete with gaskets, header bolts and collector reducers.
  • Available in three finishes; raw steel for individual customizing, Hi-Temp Black Coating or Metallic Ceramic Thermal Barrier Coating
  • Limited One Year Warranty

Installation instructions

Instruction Manual
Installation Instructions

Download PDF

Shipping & Delivery

Our ignition and exhaust products ship from our warehouse in Lenexa, KS. Our normal shipping time is 2-3 business days for in-stock parts.

 Shipping Class Order Value Shipping Cost
UPS Ground $0 - 49.99 $6.99 flat rate
UPS Ground $50 - 98.99 $7.49 flat rate
UPS Ground $99+ Free

  • At this time, PerTronix does not offer expedited shipping options from our website.
  • All packages must be inspected upon receipt for any missing or damaged goods and claims for such must be made within 7 days of receipt.
  • PerTronix does not currently ship our products internationally from our web store. For international orders call 909-599-5955 or connect with us here.

Returns & Replacements

Returns at Pertronix are accepted within 90 days of purchase with prior authorization, ensuring items are in new, resalable condition. To initiate a return, call for an RGA and follow provided instructions. Customers are responsible for return shipping, using a trackable method.

Refunds exclude initial shipping and handling fees and may be subject to a restocking fee. For defective or damaged items, contact Pertronix directly. We are not responsible for user-initiated damage/loss of parts.

For complete details, visit our Returns page.

Reviews

Applications

Year / Make / Model 1964-1968 Ford Mustang
Engine Type V8
Engine Size(s) Cubic Inches: 289
Notes
  • Shelby Tri Y Design.
  • 4 Speed with 10 or 10.5 clutch only. 67+ Bellhousing may require clearance on Driver Side.
  • 4 Speed Non Hi Po cars require clearance for Z bar or conversion to Hi Po Z Bar.
  • Power Steering cars require P/S drop bracket #H7609.
  • Will fit TCI style Mustang II or stock suspension.
  • Will Not fit GT40P heads.
  • Will Not fit AOD transmission.
  • 67-70 models may require clearancing header on driver's side around the steering box.

Year / Make / Model 1964-1965 Ford Mustang
Engine Type V8
Engine Size(s) Cubic Inches: 260
Notes
  • Shelby Tri Y Design.
  • 4 Speed with 10 or 10.5 clutch only. 67+ Bellhousing may require clearance on Driver Side.
  • 4 Speed Non Hi Po cars require clearance for Z bar or conversion to Hi Po Z Bar.
  • Power Steering cars require P/S drop bracket #H7609.
  • Will fit TCI style Mustang II or stock suspension.
  • Will Not fit GT40P heads.
  • Will Not fit AOD transmission.
  • 67-70 models may require clearancing header on driver's side around the steering box.

Year / Make / Model 1968-1970 Ford Mustang
Engine Type V8
Engine Size(s) Cubic Inches: 302
Notes
  • Shelby Tri Y Design.
  • 4 Speed with 10 or 10.5 clutch only. 67+ Bellhousing may require clearance on Driver Side.
  • 4 Speed Non Hi Po cars require clearance for Z bar or conversion to Hi Po Z Bar.
  • Power Steering cars require P/S drop bracket #H7609.
  • Will fit TCI style Mustang II or stock suspension.
  • Will Not fit GT40P heads.
  • Will Not fit AOD transmission.
  • 67-70 models may require clearancing header on driver's side around the steering box.

Year / Make / Model 1967-1968 Mercury Cougar
Engine Type V8
Engine Size(s) Cubic Inches: 289
Notes
  • Shelby Tri Y Design.
  • 4 Speed with 10 or 10.5 clutch only. 67+ Bellhousing may require clearance on Driver Side.
  • 4 Speed Non Hi Po cars require clearance for Z bar or conversion to Hi Po Z Bar.
  • Power Steering cars require P/S drop bracket #H7609.
  • Will fit TCI style Mustang II or stock suspension.
  • Will Not fit GT40P heads.
  • Will Not fit AOD transmission.
  • 67-70 models may require clearancing header on driver's side around the steering box.

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