Help is just a click away!
Click here to chat with a Speedway Team Member
💬
Online - Chat with us!
Chat
Products to Compare (max of 3)
X
Compare These Parts
Talk to the Experts. Call 800.979.0122, 7am-10pm, everyday.
Customer Service
Since 1952
in
in
  • Expert Tech Support
  • Huge Inventory
  • Fast Shipping
Talk to the Experts. Call 800.979.0122
Shop By
Support
Account
Street Race Truck More... The Toolbox
Add to Cart
$735.62
$497.99
Doug's Headers D451-B Full Length Header, 1-3/4 In, 62-72 Mopar, Blk
Doug's Headers D451-B Full Length Header, 1-3/4 In, 62-72 Mopar, Blk

Doug's Headers D451-B Full Length Header, 1-3/4 In, 62-72 Mopar, Blk

383 Chrysler Big Block V8, 400 Chrysler Big Block V8, Full-length Header Tube Type, Steel

0 Reviews | 0 Answered Questions
Factory Shipped
Ships FREE
Select your vehicle to verify fitment.
Select Vehicle
Doug's Headers D451-B Full Length Header, 1-3/4 In, 62-72 Mopar, Blk
Doug's Headers D451-B Full Length Header, 1-3/4 In, 62-72 Mopar, Blk
Zoomed In Image
We estimate this item will ship on or before November 15th.
Part # 447D451B
Save 32%
$497.99
$735.62
set
Quantity:
Add to Cart
Call to Order
Add to Buildlist
Compare

Details
Reviews
Q&A
Videos & Articles

Important Messages:

  • This item ships directly from the manufacturer. It may take an additional 2 business days for Dougs Headers to ship this item.
  • Get FREE shipping when your order includes this item and exceeds $99! Ground shipping only in the contiguous US.
  • This item ships via Ground Shipping only. Expedited and Air shipping options are not available.

Details

Header Tube Type:
Full-length
Finish:
Hi-Temp Black
Flange Style:
Standard
Primary Tube Diameter:
1-3/4"
Material Type:
Steel
Color:
Black
MFG. Part #:
D451-B
Collector Diameter:
3 Inch
Hardware Included:
Yes
Gasket(s) Included:
Yes
Sold in Quantity:
Pair
GTIN Code:
694342542382

Info

  • 3/8" Thick machined flanges...no warping
  • CNC mandrel bent tubes... accurate fit & better flow
  • Precision formed long transition collectors and long tube design... reduces backpressure and increases higher RPM horsepower
  • Heavy 16 gauge tubing...longer life
  • Tubes are pre-polished to remove scratches and the header isfinished with a Hi-Temp Black Coating

Application

1970-1971 Dodge Challenger 6.3L/383 V8
1972-1973 Dodge Challenger 6.6L/400 V8
1966-1971 Dodge Charger 6.3L/383 V8
1972 Dodge Charger 6.6L/400 V8
1965-1971 Dodge Coronet 6.3L/383 V8
1972 Dodge Coronet 6.6L/400 V8
1970-1971 Plymouth Barracuda 6.3L/383 V8
1962-1970 Plymouth Belvedere 6.3L/383 V8
1967-1971 Plymouth GTX 6.3L/383 V8
1968-1971 Plymouth Roadrunner 6.3L/383 V8

Notes

  • Doug's Headers D451-B 1 3/4" 4-Tube Full Length Header Mopar B Body Big Block Mopar 62-72 Hi-Temp Black Coating
  • Black
  • Collector: 3
  • Port Shape: SAP
  • Primary Tube: 1 3/4
  • Designed for orig. heads (906 or 915 castings) legal for off-highway use (exc. in Calif. or states using Calif. emission standards)
  • Fits with Mopar mini-starter part PN P5249644AB
  • with A/C
  • with Floor Shifter
Some parts are not legal for use in California or other states with similar laws/regulations

More Like This

Reviews

Q & A

Videos
  • Maintaining your headers is an important part of any hot rod. Pat gives some tips and demonstrates how well Purple Metal Polish works for keeping your headers looking great.
  • Wouldn't it be nice to get the best of both worlds out of your headers? Speedway Motors has solved that problem with our exclusive heat resistant Armor Hot Coating. Now you can keep that great look with longer life.
  • Pat shows that exhaust can make a difference on even your daily driver. Check out this video of Pat with the Hooker Muffler installed on his '03 Suburban.
  • Our Tru-Ram Exhaust Manifolds are one of our most popular items. Tim provides more details about them and gives you a great look at them.

You May Also Like

Suggestions
Error
Note
Ok