Description
PN: TEA-GML921-CUSTOM
GM L-92, L-76, or LS-3 engines
Bolt on 25-30 horsepower to your L-92, L-76, or LS-3 engine!
We take the already good factory heads and incorporate our
CNC port program and custom 5 angle valve job to make a very good factory head perform great. We also include our dual .650″ lift spring with titanium retainers for outstanding reliability and performance with most any cams.
Basic Package includes-
Full CNC ported intake and exhaust ports
Custom 5 angle valve job
Hand finishing of Valve job into Porting
Flow test with included sheet
Standard 68cc Chamber
Blueprint ground intake and exhaust valves with necessary backcuts
Deck surface finished with CBN cutter for ultimate surface finish
Blueprint assembly in which all spring heights and pressures are checked
Optional machining, springs, or aftermarket valve packages available.
| FLOW DATA 4.030″ BORE | |||||||||||||||||||||||||||
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| * Tests conducted at 28″ of water, radius plate int. 1.875″ x 4.0″ exh. pipe |
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