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W2 / W5 1-7/8” RACE HEADERS for W2 & W5 RACE HEADS
1-7/8" O.D. primary tubes with 3" diameter collectors
 Designed to fit 1967-1976 A-body, 1962-1974 B-body and 1970-1974 E-body applications with 340/360
  A-engines & crate engines with W2 or W5 wide bolt pattern heads or Indy Cylinder heads
340/360 Indy cylinder head
  Indy cylinder heads - Use W2 style 1-7/8” Race Header
Indy Small Block 360-1 360-2 Head.JPG
  Single bolt pattern Econo heads, must use TTI’s “W2 Step” Header
     Dual bolt pattern Econo heads, okay to use 1-7/8” Race Header
 Clears Automatic or Standard Transmission
Head - W5 Race.tif
 Some Z-Bars require modification to clear the header
 Clears Floor or Column Shift
“Heads shown for reference only”

  B&E-body application with column shift will require a modified design Torque Shaft Assembly if the
  drivers-side stock straight torque shaft rod is mounted below the torsion bar.  Torque Shaft Assembly sold  
   separately.
 Clears the Stock starter or Chrysler High Torque mini starters - (Part no’s: R53005984, P5249644AB,
  56027702AC, P5007860 or P4286522)
Mini starters can easily be changed without removing the header
 Clears Manual or Power Steering, Power Brakes and A/C
 Clears short screw-on oil filters or the 90° angle adapters may be used
 Clears small block Mopar Milodon oil pan - part no. MIL30935 or MIL30940
 Clears stock steering linkage
  Will not clear the quick-ratio extended length pitman arm and idler arm
The above centerlink design offers maximum header to ground clearance.
Designed to fit with the engine located to factory specifications.
Year / Body Style
Head Type
Ceramic Coated w/
 a Thermal Barrier
$776
Part No.
Polished Ceramic Coated w/
a Thermal Barrier
$807
Part No.
67-76 A-body
W-2
 TTI340AW2-178C4
 TTI340AW2-178C5
62-74 B-body &
70-74 E-body
W-2
 TTI340BEW2-178C4
 TTI340BEW2-178C5
67-76 A-body
W-5
 TTI340AW5-178C4
 TTI340AW5-178C5
62-74 B-body &
70-74 E-body
W-5
 TTI340BEW5-178C4
 TTI340BEW5-178C5
Header sets include: (2) 1/16" thick header gaskets, (2) 1/16” reducer gaskets, (12) 5/16-18x1 header bolts, reducer adapter set, all hardware necessary for the installation and installation instructions.  Headers are compatible with TTI’s 2.5” or 3” Exhaust Systems.
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Installation Instructions
A-BODY (.PDF)
B & E-BODY (.PDF)
Miscellaneous Parts . . .
GA-HG24-340W2R.tif
GA-HG24-340W5R.tif
W2 1-7/8” Header Gasket
$11 each
Part no.  GA-HG24-340W2R
W5 1-7/8” Header Gasket
$11 each
Part no.  GA-HG24-340W5R
Prices do not include shipping, handling, insurance or California Sales Tax (if applicable).
Prices subject to change without notice.
Head - W2 Race.tif
W5 Race Head
TTI340W5-178-50%.003.tif
W2 Race Head