1964-79 Pontiac GTO/Firebird/LeMans/Grand Am 1 5/8" Long Tube Header in Raw Steel

1964-79 Pontiac GTO/Firebird/LeMans/Grand Am 1 5/8" Long Tube Header in Raw Steel

Part Number: H8301
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Highlights

Long Tube 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.

  • For 1964-79 Pontiac GTO/Firebird/LeMans/Grand Am V8 applications. See the product page for the full list of applications.
  • 1 5/8" Primary Tubing Diameter
  • 3" Collector Port Diameter
  • Same as Port Port Shape
  • Raw Steel

Specifications

Finish Uncoated
Material Steel
Design Long Tube
Primary Tubing Diameter 1.625 Inches
Collector Port Diameter 3 Inches
Port Shape D-Port
Tube Wall Thickness 18 Gauge
Collector Attachment 3-Bolt Flange
Oxygen Sensor Port No
Gasket Or Seal Included Yes
Mounting Hardware Included Yes
Grade Type Performance
Color Natural
Sheen Level Matte

Installation instructions

Instruction Manual
Installation Instructions
Download PDF
Applications

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 - 108.99 $7.49 flat rate
UPS Ground $109+ 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.

  • Once an item has tracking info, it cannot be cancelled. If you decide you don’t want the items after shipment, please take receipt of the item and process it via our return policy. Thank you for understanding!

Returns, Replacements & Warranty

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.

Warranty

Reviews

1964-79 Pontiac GTO/Firebird/LeMans/Grand Am 1 5/8" Long Tube Header in Raw Steel

1964-79 Pontiac GTO/Firebird/LeMans/Grand Am 1 5/8" Long Tube Header in Raw Steel

Part Number: H8301
Regular price $249.00
Sale price $249.00 Regular price $374.45 Save 33%

Sale Out of Stock
Part Number: H8301

OVERSTOCK SALE - 34% OFF (FINAL SALE) Learn more

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Need help? Call us at 909-599-5955

Emissions code

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

HEADER FITMENT NOTE

Header applications are based on original engine and cylinder head port centerlines unless otherwise noted. Raised port cylinder heads will cause installation issues.

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Highlights

Long Tube 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.

  • For 1964-79 Pontiac GTO/Firebird/LeMans/Grand Am V8 applications. See the product page for the full list of applications.
  • 1 5/8" Primary Tubing Diameter
  • 3" Collector Port Diameter
  • Same as Port Port Shape
  • Raw Steel

Specifications

Finish Uncoated
Material Steel
Design Long Tube
Primary Tubing Diameter 1.625 Inches
Collector Port Diameter 3 Inches
Port Shape D-Port
Tube Wall Thickness 18 Gauge
Collector Attachment 3-Bolt Flange
Oxygen Sensor Port No
Gasket Or Seal Included Yes
Mounting Hardware Included Yes
Grade Type Performance
Color Natural
Sheen Level Matte

Installation instructions

Instruction Manual
Installation Instructions
Download PDF
Applications

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 - 108.99 $7.49 flat rate
UPS Ground $109+ 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.

  • Once an item has tracking info, it cannot be cancelled. If you decide you don’t want the items after shipment, please take receipt of the item and process it via our return policy. Thank you for understanding!

Returns, Replacements & Warranty

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.

Warranty

Reviews

1964-79 Pontiac GTO/Firebird/LeMans/Grand Am 1 5/8" Long Tube Header in Raw Steel
1964-79 Pontiac GTO/Firebird/LeMans/Grand Am 1 5/8" Long Tube Header in Raw Steel
Regular price $249.00
Sale price $249.00 Regular price $374.45

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Applications

Year / Make / Model 1964-1966 Pontiac GTO
Engine Type V8
Engine Size(s) Cubic Inches: 389
Notes
  • Some factory heads do not have end bolt holes and should be drilled and tapped to assure proper sealing.

Year / Make / Model 1967 Pontiac GTO
Engine Type V8
Engine Size(s) Cubic Inches: 400
Notes
  • Some factory heads do not have end bolt holes and should be drilled and tapped to assure proper sealing.

Year / Make / Model 1970-1973 Pontiac GTO
Engine Type V8
Engine Size(s) Cubic Inches: 455
Notes
  • Some factory heads do not have end bolt holes and should be drilled and tapped to assure proper sealing.

Year / Make / Model 1973 Pontiac GTO
Engine Type V8
Engine Size(s) Cubic Inches: 400
Notes
  • Some factory heads do not have end bolt holes and should be drilled and tapped to assure proper sealing.

Year / Make / Model 1970-1979 Pontiac Firebird
Engine Type V8
Engine Size(s) Cubic Inches: 350
Notes
  • Some factory heads do not have end bolt holes and should be drilled and tapped to assure proper sealing.

Year / Make / Model 1970-1974 Pontiac Firebird
Engine Type V8
Engine Size(s) Cubic Inches: 400
Notes
  • Some factory heads do not have end bolt holes and should be drilled and tapped to assure proper sealing.

Year / Make / Model 1971-1974 Pontiac Firebird
Engine Type V8
Engine Size(s) Cubic Inches: 455
Notes
  • Some factory heads do not have end bolt holes and should be drilled and tapped to assure proper sealing.

Year / Make / Model 1975-1976 Pontiac Firebird
Engine Type V8
Engine Size(s) Cubic Inches: 455
Notes
  • Some factory heads do not have end bolt holes and should be drilled and tapped to assure proper sealing.

Year / Make / Model 1977-1979 Pontiac Firebird
Engine Type V8
Engine Size(s) Cubic Inches: 403
Notes
  • Some factory heads do not have end bolt holes and should be drilled and tapped to assure proper sealing.

Year / Make / Model 1973-1974 Pontiac Grand Am
Engine Type V8
Engine Size(s) Cubic Inches: 350, 400, 455
Notes
  • Some factory heads do not have end bolt holes and should be drilled and tapped to assure proper sealing.

Year / Make / Model 1975 Pontiac Grand Am
Engine Type V8
Engine Size(s) Cubic Inches: 350, 400, 455
Notes
  • Some factory heads do not have end bolt holes and should be drilled and tapped to assure proper sealing.

Year / Make / Model 1964-1967 Pontiac LeMans
Engine Type V8
Engine Size(s) Cubic Inches: 326
Notes
  • Some factory heads do not have end bolt holes and should be drilled and tapped to assure proper sealing.

Year / Make / Model 1968-1975 Pontiac LeMans
Engine Type V8
Engine Size(s) Cubic Inches: 350
Notes
  • Some factory heads do not have end bolt holes and should be drilled and tapped to assure proper sealing.

Year / Make / Model 1968-1974 Pontiac LeMans
Engine Type V8
Engine Size(s) Cubic Inches: 400
Notes
  • Some factory heads do not have end bolt holes and should be drilled and tapped to assure proper sealing.

Year / Make / Model 1970-1974 Pontiac LeMans
Engine Type V8
Engine Size(s) Cubic Inches: 455
Notes
  • Some factory heads do not have end bolt holes and should be drilled and tapped to assure proper sealing.

Year / Make / Model 1975 Pontiac LeMans
Engine Type V8
Engine Size(s) Cubic Inches: 400
Notes
  • Some factory heads do not have end bolt holes and should be drilled and tapped to assure proper sealing.

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