Tools & Services

  NOTE: This CNC porting bundle is unique as it does not include CNC porting the intake and exhaust runners, but rather the chambers and a valve job and hand-blending. Flow testing indicated that porting the intake and exhaust runners on the L83 head...

Description Wash cylinder heads (2)

Wire wheel valves Polish valve stems Measure valve stems Machine valve face Note: not available for titanium valves

The Katech Bronze Valve Guide Installation Service provides professional installation of bronze valve guides in performance cylinder heads using precision machining equipment and engine-building practices developed through decades of race engine development. During this service, existing valve guides are removed and new bronze guides...

The hand blending smooths out the transition area between the multi angle valve job and the CNC'd port improving air flow. Note: Katech's Competition valve job is required to do this additional service.

Resurface or deck your heads too; Improve head gasket sealing. Straighten warped heads. Remove minor damage. Raise compression.

Resurface or deck your heads too; Improve head gasket sealing. Straighten warped heads. Remove minor damage. Raise compression.

Resurface or deck your heads too; Improve head gasket sealing. Straighten warped heads. Remove minor damage. Raise compression.

Resurface or deck your heads too; Improve head gasket sealing. Straighten warped heads. Remove minor damage. Raise compression.

Cylinder head washing service required. Complete inspection Deburr castings entirely Refurbish all gasket surfaces and ends Flat sand deck surface (minimal material removed - does not affect CR) Check guides/brush clean Chamfer head bolt holes at deck side Priced as a pair Does not...

Competition valve job Set valve job to edge of valve 4-5 angles on intake 2 angles and radius on exhaust Set seat depths to proper/equal depths Tight tolerances on concentricity Includes cylinder head deburr package with the following: Complete inspection Deburr castings entirely Refurbish...

Katech Competition LS Cylinder Head Assembly Service PRECISION VALVETRAIN SETUP  Katech Competition LS Cylinder Head Assembly provides precision cylinder head assembly and valvetrain setup for high-performance and racing engine applications. Each cylinder head is assembled to match your specific camshaft and valvetrain combination, with...

LS9 casting #1771 and LSA 4863 or 863 Now you can get this porting service on your cylinder heads at an incredibly low cost! Simply follow this procedure: Remove the cylinder heads from your car Disassemble cylinder heads to completely bare condition Wash cylinder...

This program works on the following head casting numbers: 8452   Now you can get this porting service on your cylinder heads at an incredibly low cost! Simply follow this procedure: Remove the cylinder heads from your car Disassemble cylinder heads to completely bare...