Since 1952
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Speedway Motors Bill Smith

Dynatech Headers Mod Chassis, Spread Port, 1-3/4 Primary, 3-1/2 Collector

SAME DAY SHIPPING!

Specs
Material Type:
Steel
Sold in Quantity:
Pair
Finish:
Painted
Tube O.D.:
1.75
Port Height:
1.78
Port Width:
1.78
Flange Thickness:
.31
Flange Style:
Spread Port
Collector Diameter :
3.50
Gasket(s) Included:
Yes
Hardware Included:
Yes
Passenger Side Dimension A:
16.60
Passenger Side Dimension B:
7.55
Passenger Side Dimension C:
26.25
Collector Length:
7.50
MFG. Part #:
702-29810
Garage Sale:
No
Notes
Collectors are bolt-on style and are 9.50" in length.

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Please NOTE the following about this product:

  • This item is sold as a pair.

Details

Reviews

Q & A

What's in the Box

Fits the following Modified chassis: Dirt Works, Champion, Hot, Pro, Impressive, Lightning, D&M, Hoffman and Shaw

  • For Standard Chevy or Crate Engine applications
  • Fits angle or straight plug head
  • Gaskets, bolts and hardware included

Header Dimension Chart

Item Details

Tube Size: 1.750-1.875 / Coll.: 3.5

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

Left hand side crash replacement Modified Header Spread Port for Dirt Works, Champion, Hot, Pro, Impressive, Lightning, D&M, Hoffman and Shaw.

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

Right hand side crash replacement Modified Header Spread Port for Dirt Works, Champion, Hot, Pro, Impressive, Lightning, D&M, Hoffman and Shaw.

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