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Katech Gen 5 LT1 CNC Ported Cylinder Heads-Blem Decked .020

In Stock

Blem CNC ported LT1 heads set up for .660 lift cam, sold in Pairs
Was: $2,099.99
Sale: $1,899.99
Save: 10%
Save: $200.00



New GM castings, Blem heads, may have minor scratches or marks that will not effect performance (no core required)
Katech CNC porting
New valves
Decked .020 for more compression and to assure flatness
Katech logo engraving
Assembled with a .660 lift dual valve spring kit
Complete heads ready to bolt on!
Sold as a pair

** will NOT fit late LT2 with smaller injector nozzle diameter **


  • KAT-A7674-B20
  • KAT-A7674-B20
  • Katech
  • New

Shipping Information

  • Item Requires Shipping
  • 55.0 lbs.
  • W25.0000” x H15.0000” x L15.0000”

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