Exhaust Header · SKU 701807500556
C10/ Apache Chevy Truck Swap LS1 LS6 LSX LS2 LS7 LS9 Headers Exhaust Manifold
A pair of shorty exhaust headers built for LS1 LS6 LSX LS2 LS7 LS9 engine swaps into 1965-1976 Chevrolet C10 and Apache trucks. The headers are designed to fit vehicles with a center crossmember under the engine and ship as a complete pair with all mounting hardware.
- Primary Tube Size1-5/8 inch
- Collector Size2-1/2 inch
- Flange Thickness3/8 inch
- WeldingTIG Double Side Welded
What You Get
Key Benefits
- 1-5/8 inch primary tubes improve exhaust flow and engine breathing in swapped LS engines
- Pre-fitted starter tubes with O2 sensor bungs eliminate the need for drilling or welding
- Angled spark plug boots included to prevent interference with header tubes and engine bay clearance
Why Buyers Switch
Problems It Solves
- Factory headers for 1965-76 trucks are not available for LS engines, requiring custom fabrication
- Mild steel headers rust at the flange and collector joints in humid or salty environments
- Generic headers require cutting, welding, and drilling for O2 sensors, increasing installation time
- Poorly aligned headers cause spark plug clearance issues, leading to misfires or engine damage
Where It Is Used
Application Scenarios
- Classic truck restorers upgrading a 1970s C10 with a modern LS engine and needing a bolt-on header
- Performance shops installing LS swaps in vintage trucks where factory headers are not available
- Distributors stocking vehicle-specific exhaust hardware for LS engine conversion kits
- Online sellers who need a photographed, fitment-verified part with a clear application list
Buyers
Who It Is For
- Performance parts distributors buying LS swap exhaust hardware by the pallet
- Classic truck shops installing and tuning LS engine conversions
- Truck accessory wholesalers serving vintage Chevy truck owners with engine swap needs
Construction
Technical Features
- Pair of shorty headers with 1-5/8 inch primary tubes and 2-1/2 inch collector
- TIG double side welding for strong, leak-resistant joints
- Includes header gaskets, starter tubes with O2 bungs, and collector bolts
- Angled spark plug boots for clearance in tight engine bays
- Designed to fit vehicles with a center crossmember under the engine
Data
Specifications
| Primary Tube Size | 1-5/8 inch |
|---|---|
| Collector Size | 2-1/2 inch |
| Flange Thickness | 3/8 inch |
| Welding | TIG Double Side Welded |
| Package | 1x Pair of Headers, Gaskets, Starter Tubes with O2 Bungs, Collector Bolts |
| Exclusion | Not designed for trucks without a center crossmember under the engine |
Material
Materials
- Starter tubes with O2 sensor bungs
- Header gaskets
- Collector bolts
Manufacturing
How It Is Made
Tube bending to match the factory header routing for LS engine swaps
TIG welding of flanges to tubes with double-side seam reinforcement
Final fit check against a known good engine bay layout before packing
Checks
Quality Control
- Flange bolt pattern and sealing face flatness checked before welding
- Weld seams inspected for pinholes and incomplete fusion along the full joint
Private Label
Customisation Options
- Private label packaging and barcode labels on request
- Bulk cartons available for container orders instead of individual retail boxes
Comparison
Compared With The Alternatives
| Factory C10 headers | Original headers are not compatible with LS engines; this pair is designed specifically for LS swaps in 1965-1976 trucks |
|---|---|
| Universal cut-to-fit headers | Universal headers require drilling, welding, and custom fitting; this pair bolts on without modification |
Installation
Use Guide
- Confirm the truck is a 1965-1976 C10 or Apache with a center crossmember under the engine
- Verify the engine is an LS1, LS6, LSX, LS2, LS7, or LS9 before installation
- Use angled spark plug boots to prevent interference with header tubes
- Replace the header gaskets and collector bolts rather than reusing old ones
- Torque all flange bolts in a crisscross pattern to maintain sealing face flatness
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Answers
Questions About This Part
Will this fit a 1972 C10 without a center crossmember?
No. The headers are designed for trucks with a center crossmember under the engine and are not compatible with models without one.
What size are the primary tubes?
1-5/8 inch. These are standard for LS engine swaps in vintage trucks.
What is included in the package?
One pair of headers, gaskets, starter tubes with O2 bungs, and collector bolts. No additional hardware is included.
Can we get our own brand on the box?
Yes. Private label packaging and barcode labels can be arranged, and bulk cartons are available for container orders.
Is this street legal where I sell?
Emissions rules differ by market and we make no emissions approval claim for this part. Check your local regulations before resale.
What shipping options are available?
Domestic US orders ship free via FedEx or USPS. International orders ship via DHL Express. Shipping to Alaska, Hawaii, Puerto Rico, and US territories is charged at the Canada rate.
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