Since 1952
America's Oldest Speed Shop ®
Speedway Motors Bill Smith

Dynatech Headers: Pierce, Spread Port, 1-3/4 - 1-7/8, 3-1/2 Collector

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Specs
Material Type:
Steel
Sold in Quantity:
Pair
Finish:
Painted
Tube O.D.:
1.75
Port Height:
1.75
Port Width:
1.75
Flange Thickness:
.31
Flange Style:
Spread Port
Collector Diameter :
3.50
Gasket(s) Included:
Yes
Hardware Included:
Yes
Drivers Side Dimension A:
22.50
Drivers Side Dimension B:
4.50
Drivers Side Dimension C:
18.75
Passenger Side Dimension A:
14.31
Passenger Side Dimension C:
27.13
Collector Length:
7.75
MFG. Part #:
702-19910
Garage Sale:
No
Notes
There is no "B" dimension for the passenger side header.

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Details

Reviews

Q & A

What's in the Box

  • Stepped Tube Design
  • For Standard Chevy or Crate Engine applications
  • Fits angles or straight plug heads
  • Gaskets, bolts and hardware included

Header Dimension Chart

Item Details

Tube Size: 1.750-1.875 / Coll.: 3.5

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Tube Size - 1.750-1.875, Collector 3.50"
                        
                    
Dynatech® Headers: Pierce, Modified, 1-3/4 - 1-7/8, 3-1/2 Collector
                        
  • Stepped Tube Design
  • For Standard Chevy or Crate Engine applications
  • Fits angles or straight plug heads
  • Gaskets, bolts and hardware included

Header Dimension Chart

Left Side Crash Replacement Pierce Mod. Header, 1-3/4 - 1-7/8 In., Spread Port
                        

Left hand side crash replacement Pierce Modified Header with spread port.

Tube Size: 1.750"-1.875"

Application: Small Block Chevy