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Super Team

AJR-Racing Blaine-Johnson

426 Hemi Nostalgia Stage I T/F Cylinder Heads

 

AJPE Nostalgia 426 Hemi Heads

  

The choice of top tier racers like John Hale, Dan Horan, Rocket Industries, Paul Romine, Ronnie Young, & Bucky Austin!

 

Standard Features Include:

  • 176cc     Chamber volume (4.187 bore)
  • Intake port = 256cc, Exhaust Port = 104cc
  • 2.375” Intake Valve (11/32 stem diameter)
  • 1.925” Exhaust Valve (11/32 or 3/8 stem diameters)
  • Machined for single spark plugs only
  • “Tubeless” Intake port design: no pushrod tubes to leak or fail.
  • Compatible with existing late model 426 hemi intake manifolds, headers, valve covers, rocker assemblies
  • Deck O-rings: One piece stainless “hoops” (No wires to fail or fall out)
  • Fits Standard and -.500 short deck blocks with 1.900” lifter spread
  • No down nozzle or fuel rail machining.
  • Optional 4.250 chamber diameter.
  • High Strength, Made in the USA 6061-T651 Aluminum Billet material.
  • 100% CNC Ported for AJPE Accuracy, Performance & Consistency.
  • Supplied completely finished ready to assemble out of the box.

 

 
 
.800
 
 
.700
 
 
.600
 
 
.500
 
 
.400
 
 
.300
 
 
.200
 
2.375 Intake Valve 
256cc       4.187 Bore
 
473
 
 
463
 
 
450
 
 
416
 
 
349
 
 
272
 
 
165
 
1.925 Exhaust Valve 
110cc       4.187 Bore
 
395
 
 
388
 
 
379
 
 
362
 
 
321
 
 
251
 
 
155
 

 

 

 

 

 

 

 

All flow tests performed on Super Flow 1020 @ 28”, Exhaust tested w/ 2.500” od. pipe.

 

01A-200-1132-12     Nostalgia Stage I 426 Hemi Top Fuel Cylinder Head - 2.375" x 1.925",  Iron seats, 11/32" Intake & Exhaust Guides, 1/2" Bottom Row Head Stud Inserts  & .025" Jr. Hoops. 4.187" diameter Chambers. (Pair)

01A-200-1132-916     Nostalgia Stage I 426 Hemi Top Fuel Cylinder Head - 2.375" x 1.925",  Iron seats, 11/32" Intake & Exhaust Guides, 9/16" Bottom Row Head Stud Inserts  & .025" Jr. Hoops. 4.187" diameter Chambers. (Pair)

01A-200-38-12     Nostalgia Stage I 426 Hemi Top Fuel Cylinder Head - 2.375" x 1.925",  Iron seats, 11/32" Intake & 3/8” Exhaust Guides, 1/2" Bottom Row Head Stud Inserts  & .025" Jr. Hoops. 4.187" diameter Chambers. (Pair)

01A-200-38-916      Nostalgia Stage I 426 Hemi Top Fuel Cylinder Head - 2.375" x 1.925",  Iron seats, 11/32" Intake & 3/8” Exhaust Guides, 9/16" Bottom Row Head Stud Inserts  & .025" Jr. Hoops. 4.187" diameter Chambers. (Pair)