Big Block Chevy, Lakester Weld-Up Header Kit (Available in 2 Collector Diameters)

Big Block Chevy, Lakester Weld-Up Header Kit (Available in 2 Collector Diameters)

Part Number: H8003
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Highlights

Our weld-up header kits work great for street rodders and racers who want to build custom headers to give their rods a unique look. Lakester style header kits featuring 16 gauge mild steel tubing and specially designed tapered collector cones. Each kit includes all the necessary tubes, flanges, gaskets and hardware.

  • For Big Block Chevy (396-502) Engines
  • 1 7/8" Primary Tubing Diameter
  • 3 1/2" or 4" Collector Port Diameter
  • Same as Port Port Shape

Specifications

Finish Uncoated
Material Steel
Design Pro-Mod Side Exit
Primary Tubing Diameter 1.875 Inches
Collector Port Diameter 3.5 Inches
Port Shape Square
Tube Wall Thickness 16 Gauge
Collector Attachment 2-Bolt Flange
Oxygen Sensor Port No
Gasket Or Seal Included Yes
Mounting Hardware Included Yes
Grade Type Performance
Color Natural
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

Big Block Chevy, Lakester Weld-Up Header Kit (Available in 2 Collector Diameters)

Big Block Chevy, Lakester Weld-Up Header Kit (Available in 2 Collector Diameters)

Part Number: H8003
Regular price $299.00
Sale price $299.00 Regular price $340.41 Save 12%

Sale Out of Stock
Part Number: H8003
Collector Diameter
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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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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

Our weld-up header kits work great for street rodders and racers who want to build custom headers to give their rods a unique look. Lakester style header kits featuring 16 gauge mild steel tubing and specially designed tapered collector cones. Each kit includes all the necessary tubes, flanges, gaskets and hardware.

  • For Big Block Chevy (396-502) Engines
  • 1 7/8" Primary Tubing Diameter
  • 3 1/2" or 4" Collector Port Diameter
  • Same as Port Port Shape

Specifications

Finish Uncoated
Material Steel
Design Pro-Mod Side Exit
Primary Tubing Diameter 1.875 Inches
Collector Port Diameter 3.5 Inches
Port Shape Square
Tube Wall Thickness 16 Gauge
Collector Attachment 2-Bolt Flange
Oxygen Sensor Port No
Gasket Or Seal Included Yes
Mounting Hardware Included Yes
Grade Type Performance
Color Natural
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

Big Block Chevy, Lakester Weld-Up Header Kit (Available in 2 Collector Diameters)
Big Block Chevy, Lakester Weld-Up Header Kit (Available in 2 Collector Diameters)
Collector Diameter:
3 1/2"
Regular price $299.00
Sale price $299.00 Regular price $340.41

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