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Bill Smith
Founder, 1929-2014
Speedy Bill
Since 1952
Speedway Motors Logo
America's Oldest Speed Shop ®


Dynatech® 1970-81 Camaro Headers - 3 1/2 Inch Collectors

SAME DAY SHIPPING! Order within the next 13 hours 27 minutes and receive same day shipping

Dynatech®   1970-81 Camaro Headers - 3 1/2 Inch Collectors

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Q & A

What's in the Box

All Dynatech® headers are built with CNC laser-machined flanges. With port holes accurate to .003" and total warp less than .025", you can be assured that you will get all the performance and quality possible from your headers. 

For engines in the stock location or some setback. Clears mid engine mounts and stock clutch linkage. For straight or angle plug heads.

  • CNC laser-cut flanges
  • Constructed to fit with proper clearance
  • Optimized tube length for power


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Dynatech® Chevy Street Stock Headers, 1-3/4 Primary, 3-1/2 In Collector
(Part #31170121010)

Fits Following Models: Camaro ('70-'81). Chevelle ('64-'77), Monte Carlo ('72-'77) & Chevy II Nova ('75-'79)

  • Fits in stock location or with additional engine setback
  • For Standard Chevy or Crate Engine applications
  • Designed for straight plug heads only
  • Clears stock clutch linkage
  • Gaskets, bolts and hardware included